Penumbra, Inc.
PEN Real Time Price USDRecent trades of PEN by members of U.S. Congress
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Recently reported changes in PEN holdings by institutional investors
Quarterly net insider trading by PEN's directors and management
* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.
- 1M
- 3M
- 6M
- YTD
- 1Y
- 2Y
- 5Y
- MAX
About
Key Metrics
Return (1d)
Return (30d)
Return (1Y)
CAGR (Total)
Max Drawdown
Beta
Alpha
Sharpe Ratio
Win Rate
Average Win
Average Loss
Annual Volatility
Annual Std Dev
Information Ratio
Treynor Ratio
Total Trades
Metrics Definitions
Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.
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Alpha
Measures a portfolio's risk-adjusted performance against that of its benchmark
Learn More about Alpha -
Annual Standard Deviation
Measures how much the portfolio's total return varies from its mean or average.
Learn More about Annual Standard Deviation -
Annual Volatility
A statistical measure of the dispersion of returns for the portfolio.
Learn More about Annual Volatility -
Average Win
The average return (%) for trades that resulted in a positive return.
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Average Loss
The average return (%) for trades that resulted in a negative return.
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Beta
A measure of the volatility of the portfolio compared to the market as a whole.
Learn More about Beta -
CAGR
CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.
Learn More about CAGR -
Information Ratio
A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.
Learn More about Information Ratio -
Max Drawdown
the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.
Learn More about Max Drawdown -
Sharpe Ratio
The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.
Learn More about Sharpe Ratio -
Total Trades
The total number of trades made by this strategy.
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Treynor Ratio
Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.
Learn More about Treynor Ratio -
Win Rate
The percentage of total trades that resulted in a positive return.
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Government lobbying spending instances
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$90,000 Jan 23, 2017 Issue: Health Issues Medicare/Medicaid
Former government officials who have lobbied for PEN
PEN Estimated quarterly lobbying spending
PEN Revenue by Segment or Geography
New PEN patent grants
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Patent Title: Apparatus and methods for controlled clot aspiration Sep. 08, 2026
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Patent Title: Aspiration thrombectomy system and methods for dynamic system state detection Jun. 30, 2026
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Patent Title: Hemostasis valve Jun. 02, 2026
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Patent Title: Apparatus and methods for controlled clot aspiration May. 12, 2026
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Patent Title: Vascular occlusion detection from motorized separator torque measurement signal Apr. 28, 2026
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Patent Title: Apparatus and methods for controlled clot aspiration Jan. 13, 2026
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Patent Title: Neural network-aided aspiration thrombectomy system and methods for thrombus removal Dec. 23, 2025
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Patent Title: Computer-aided vacuum thrombectomy systems and methods for processing and visualizing thrombectomy procedure analytics Dec. 16, 2025
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Patent Title: Aspiration thrombectomy system and methods for dynamic system state detection Dec. 02, 2025
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Patent Title: Helical separator and methods of operating the same Nov. 11, 2025
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Patent Title: Apparatus and methods for controlled clot aspiration Sep. 16, 2025
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Patent Title: Apparatus and methods for controlled clot aspiration Sep. 09, 2025
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Patent Title: Helical separator and methods of operating the same Jul. 22, 2025
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Patent Title: Helical separator and methods of operating the same Jul. 08, 2025
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Patent Title: Orienting a moving electromagnetic tracking reference frame via external localizing data on an electromagnetic sensor using imu data May. 20, 2025
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Patent Title: Thrombectomy systems and methods for controlled clot aspiration Mar. 04, 2025
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Patent Title: Aspiration thrombectomy system and methods for dynamic system state detection Feb. 25, 2025
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Patent Title: Head mounted display with visual condition compensation Feb. 04, 2025
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Patent Title: Apparatus and methods for controlled clot aspiration Jan. 21, 2025
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Patent Title: Apparatus and methods for controlled clot aspiration Jan. 14, 2025
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Patent Title: Automatically synchronizing a transmitter and receiver in a magnetic tracking system using information from an inertial measurement unit Dec. 31, 2024
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Patent Title: Computer-aided vacuum thrombectomy systems and methods for estimating therapeutic benefit Dec. 03, 2024
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Patent Title: Computer-aided vacuum thrombectomy systems and methods for controlled clot aspiration Dec. 03, 2024
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Patent Title: Apparatus and methods for controlled clot aspiration Nov. 26, 2024
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Patent Title: Systems and methods for modifying a virtual reality environment based on a subject's position Oct. 15, 2024
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Patent Title: Apparatus and methods for controlled clot aspiration Oct. 08, 2024
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Patent Title: Infusion catheter and methods of use Sep. 24, 2024
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Patent Title: System and method for treating ischemic stroke Sep. 24, 2024
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Patent Title: Apparatus and methods for controlled clot aspiration Sep. 03, 2024
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Patent Title: Systems and methods for physical therapy Aug. 06, 2024
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Patent Title: Apparatus and methods for controlled clot aspiration Jul. 16, 2024
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Patent Title: Method and apparatus for real-time data communication in full-presence immersive platforms Jul. 09, 2024
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Patent Title: Head mounted display with visual condition compensation Jun. 04, 2024
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Patent Title: Method and apparatus for reducing magnetic tracking error due to floor distortion May. 07, 2024
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Patent Title: Apparatus and methods for controlled clot aspiration Apr. 02, 2024
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Patent Title: Method and apparatus for automatic frequency selection in magnetic tracking systems Feb. 27, 2024
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Patent Title: Helical separator and methods of operating the same Oct. 24, 2023
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Patent Title: Methods and devices for removal of thromboembolic material Apr. 17, 2018
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Patent Title: Embolic coil implant system and implantation method Oct. 03, 2017
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Patent Title: System and method for treating ischemic stroke May. 23, 2017
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Patent Title: Manual actuation system for deployment of implant Apr. 11, 2017
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Patent Title: Aneurysm occlusion system and method Apr. 11, 2017
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Patent Title: Embolic coil implant system and implantation method Jan. 31, 2017
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Patent Title: Embolic coil implant system and implantation method Nov. 17, 2015
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Patent Title: System and method for treating ischemic stroke Sep. 01, 2015
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Patent Title: Manual actuation system for deployment of implant Dec. 16, 2014
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Patent Title: System and method for treating ischemic stroke Jun. 11, 2013
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Patent Title: System and method for treating ischemic stroke Feb. 05, 2013
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Patent Title: Embolic coil implant system and implantation method Dec. 18, 2012
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Patent Title: System and method for treating ischemic stroke Apr. 26, 2011
Federal grants, loans, and purchases
- $58,323 2026-07-16 00:00:00 Agency: Department of Veterans Affairs
- $11,220 2025-05-22 00:00:00 Agency: Department of Veterans Affairs
- $12,130 2025-04-22 00:00:00 Agency: Department of Veterans Affairs
- $15,980 2025-03-18 00:00:00 Agency: Department of Veterans Affairs
- $15,580 2025-03-11 00:00:00 Agency: Department of Veterans Affairs
- $12,272 2025-03-10 00:00:00 Agency: Department of Veterans Affairs
- $21,320 2025-03-04 00:00:00 Agency: Department of Veterans Affairs
- $18,750 2025-03-04 00:00:00 Agency: Department of Veterans Affairs
- $13,190 2025-03-03 00:00:00 Agency: Department of Veterans Affairs
- $14,630 2025-02-14 00:00:00 Agency: Department of Veterans Affairs
- $10,500 2025-02-06 00:00:00 Agency: Department of Veterans Affairs
- $12,570 2024-12-10 00:00:00 Agency: Department of Veterans Affairs
- $15,000 2024-10-22 00:00:00 Agency: Department of Veterans Affairs
- $26,900 2024-10-08 00:00:00 Agency: Department of Veterans Affairs
- $21,684 2024-09-30 00:00:00 Agency: Department of Veterans Affairs
- $20,880 2024-09-24 00:00:00 Agency: Department of Veterans Affairs
- $10,000 2024-09-24 00:00:00 Agency: Department of Veterans Affairs
- $20,880 2024-09-24 00:00:00 Agency: Department of Veterans Affairs
- $10,000 2024-09-24 00:00:00 Agency: Department of Veterans Affairs
- $22,570 2024-09-20 00:00:00 Agency: Department of Veterans Affairs
- $22,570 2024-09-20 00:00:00 Agency: Department of Veterans Affairs
- $12,288 2024-09-19 00:00:00 Agency: Department of Veterans Affairs
- $21,250 2024-08-08 00:00:00 Agency: Department of Veterans Affairs
- $11,320 2024-07-17 00:00:00 Agency: Department of Veterans Affairs
- $11,398 2024-07-09 00:00:00 Agency: Department of Veterans Affairs
- $18,080 2024-07-09 00:00:00 Agency: Department of Veterans Affairs
- $14,940 2024-07-01 00:00:00 Agency: Department of Veterans Affairs
- $14,700 2024-06-17 00:00:00 Agency: Department of Veterans Affairs
- $18,199 2024-05-14 00:00:00 Agency: Department of Veterans Affairs
- $10,925 2024-04-30 00:00:00 Agency: Department of Veterans Affairs
- $13,080 2024-04-08 00:00:00 Agency: Department of Veterans Affairs
- $12,130 2024-04-05 00:00:00 Agency: Department of Veterans Affairs
- $16,250 2024-03-29 00:00:00 Agency: Department of Veterans Affairs
- $16,900 2024-03-26 00:00:00 Agency: Department of Veterans Affairs
- $12,500 2024-03-25 00:00:00 Agency: Department of Veterans Affairs
- $16,830 2024-03-04 00:00:00 Agency: Department of Veterans Affairs
- $12,410 2024-03-01 00:00:00 Agency: Department of Veterans Affairs
- $0 2024-01-19 00:00:00 Agency: Department of Veterans Affairs
- $11,970 2024-01-02 00:00:00 Agency: Department of Veterans Affairs
- $49,260 2023-12-21 00:00:00 Agency: Department of Veterans Affairs
- $27,135 2023-12-13 00:00:00 Agency: Department of Veterans Affairs
- $55,550 2023-12-08 00:00:00 Agency: Department of Veterans Affairs
- $14,260 2023-11-15 00:00:00 Agency: Department of Veterans Affairs
- $12,809 2023-10-30 00:00:00 Agency: Department of Veterans Affairs
- $11,690 2023-10-25 00:00:00 Agency: Department of Veterans Affairs
- $12,800 2023-10-24 00:00:00 Agency: Department of Veterans Affairs
- $23,380 2023-09-26 00:00:00 Agency: Department of Veterans Affairs
- $12,500 2023-09-22 00:00:00 Agency: Department of Veterans Affairs
- $13,785 2023-09-15 00:00:00 Agency: Department of Veterans Affairs
- $15,720 2023-08-23 00:00:00 Agency: Department of Veterans Affairs
Estimated quarterly amount awarded to PEN from public contracts
Recent insights relating to PEN
Recent picks made for PEN stock on CNBC
ETFs with the largest estimated holdings in PEN
- ... Highest Price Target
- ... Median Price Target
- ... Lowest Price Target
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Analyst
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Firm
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Current
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Previous
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- Is $PEN stock a Buy, Sell, or Hold?
- What is the price target for $PEN stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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Shareholder
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Shares Held
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- Who owns $PEN stock?
- Who owns the most shares of $PEN stock?
- What funds own $PEN stock?
* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.
The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.
The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.Sign Up to view PEN Smart Score
See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.
Example:
The Bulls Say summary highlights positive aspects of the stock.
The Bears Say summary points out potential risks and negative aspects of the stock.
Domiciled in the US, Penumbra designs, manufactures, and markets an array of thrombectomy and embolization devices and equipment to mechanically remove blood clots. The firm sells mainly to hospitals and physicians. These minimally invasive devices are primarily used in the acute care setting for patients with stroke, pulmonary embolism, deep vein thrombosis, cranial aneurysms, and other vascular diseases.
- Address Alameda, CA
- Market Cap 12.6 billion
- Employees 4,700
- Industrial Classification Surgical & Medical Instruments & Apparatus
Penumbra, Inc. (PEN) Historical Stock Prices
Penumbra, Inc. (PEN) closed at $319.39 on September 22, 2026. Over the past year its adjusted close ranged from $225.54 to $359.40. Daily prices go back to September 18, 2015, 2,768 trading days in all.
- 1 month-1.78%
- 3 months+0.55%
- Year to date+2.73%
- 1 year+25.91%
- 3 years+29.03%
- 5 years+13.02%
- Max+673.34%
Quiver Premium charts PEN's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.
Upgrade to Premium| Date | Open | High | Low | Close | Adj. Close | Volume |
|---|---|---|---|---|---|---|
| Sep 22, 2026 | 319.80 | 319.80 | 318.49 | 319.39 | 319.39 | 797,922 |
| Sep 21, 2026 | 317.38 | 318.78 | 316.77 | 318.78 | 318.78 | 293,927 |
| Sep 18, 2026 | 319.19 | 319.19 | 317.50 | 317.60 | 317.60 | 994,495 |
| Sep 17, 2026 | 319.20 | 319.20 | 317.95 | 318.87 | 318.87 | 416,077 |
| Sep 16, 2026 | 317.30 | 319.33 | 317.30 | 318.40 | 318.40 | 816,975 |
| Sep 15, 2026 | 319.97 | 319.97 | 318.18 | 318.43 | 318.43 | 500,842 |
| Sep 14, 2026 | 319.30 | 320.31 | 318.65 | 319.86 | 319.86 | 269,558 |
| Sep 11, 2026 | 318.54 | 318.54 | 317.58 | 317.73 | 317.73 | 152,618 |
| Sep 10, 2026 | 319.38 | 319.38 | 317.62 | 317.78 | 317.78 | 141,326 |
| Sep 9, 2026 | 319.35 | 320.90 | 319.21 | 319.57 | 319.57 | 212,689 |
| Sep 8, 2026 | 322.61 | 322.61 | 319.18 | 319.26 | 319.26 | 380,769 |
| Sep 4, 2026 | 321.00 | 322.72 | 321.00 | 322.17 | 322.17 | 174,065 |
| Sep 3, 2026 | 322.89 | 323.70 | 321.14 | 321.14 | 321.14 | 313,873 |
| Sep 2, 2026 | 322.48 | 324.55 | 322.48 | 322.80 | 322.80 | 220,280 |
| Sep 1, 2026 | 325.00 | 325.00 | 322.19 | 322.58 | 322.58 | 150,763 |
| Aug 31, 2026 | 320.99 | 323.84 | 320.97 | 323.10 | 323.10 | 477,149 |
| Aug 28, 2026 | 320.83 | 322.25 | 320.83 | 321.68 | 321.68 | 234,126 |
| Aug 27, 2026 | 323.00 | 323.13 | 321.00 | 321.00 | 321.00 | 476,704 |
| Aug 26, 2026 | 322.00 | 323.59 | 321.89 | 323.05 | 323.05 | 513,090 |
| Aug 25, 2026 | 323.70 | 324.86 | 323.32 | 324.37 | 324.37 | 271,581 |
| Aug 24, 2026 | 324.91 | 324.91 | 323.42 | 323.75 | 323.75 | 144,267 |
| Aug 21, 2026 | 323.87 | 325.66 | 323.87 | 325.18 | 325.18 | 167,123 |
| Aug 20, 2026 | 327.12 | 327.12 | 323.76 | 323.76 | 323.76 | 210,043 |
| Aug 19, 2026 | 325.54 | 327.77 | 325.54 | 326.84 | 326.84 | 305,255 |
| Aug 18, 2026 | 328.60 | 328.60 | 324.75 | 324.75 | 324.75 | 176,790 |
| Aug 17, 2026 | 326.36 | 327.61 | 326.36 | 327.17 | 327.17 | 187,634 |
| Aug 14, 2026 | 327.28 | 328.11 | 326.72 | 327.02 | 327.02 | 251,610 |
| Aug 13, 2026 | 327.25 | 327.57 | 325.95 | 326.75 | 326.75 | 209,553 |
| Aug 12, 2026 | 325.60 | 327.55 | 325.25 | 326.58 | 326.58 | 230,043 |
| Aug 11, 2026 | 325.79 | 326.84 | 325.39 | 326.28 | 326.28 | 240,396 |
| Aug 10, 2026 | 324.90 | 326.50 | 324.90 | 325.98 | 325.98 | 194,695 |
| Aug 7, 2026 | 324.93 | 325.74 | 324.46 | 324.66 | 324.66 | 239,512 |
| Aug 6, 2026 | 324.44 | 325.57 | 323.86 | 324.86 | 324.86 | 262,161 |
| Aug 5, 2026 | 323.36 | 323.83 | 322.23 | 323.21 | 323.21 | 282,960 |
| Aug 4, 2026 | 321.57 | 324.35 | 321.35 | 324.22 | 324.22 | 363,249 |
| Aug 3, 2026 | 321.36 | 323.83 | 321.36 | 323.02 | 323.02 | 328,452 |
| Jul 31, 2026 | 323.05 | 323.05 | 318.70 | 321.19 | 321.19 | 295,954 |
| Jul 30, 2026 | 319.30 | 320.42 | 318.54 | 319.83 | 319.83 | 357,943 |
| Jul 29, 2026 | 318.50 | 320.83 | 317.09 | 320.13 | 320.13 | 365,272 |
| Jul 28, 2026 | 319.98 | 321.40 | 319.71 | 319.99 | 319.99 | 457,807 |
| Jul 27, 2026 | 318.90 | 320.48 | 318.84 | 319.49 | 319.49 | 338,837 |
| Jul 24, 2026 | 318.49 | 319.02 | 317.70 | 318.73 | 318.73 | 364,538 |
| Jul 23, 2026 | 315.70 | 317.95 | 315.70 | 317.90 | 317.90 | 690,849 |
| Jul 22, 2026 | 318.37 | 318.37 | 316.32 | 316.50 | 316.50 | 640,409 |
| Jul 21, 2026 | 317.25 | 317.98 | 317.00 | 317.39 | 317.39 | 276,751 |
| Jul 20, 2026 | 318.44 | 318.75 | 317.63 | 318.01 | 318.01 | 442,348 |
| Jul 17, 2026 | 318.82 | 319.94 | 318.06 | 318.32 | 318.32 | 480,695 |
| Jul 16, 2026 | 318.52 | 319.60 | 317.77 | 319.60 | 319.60 | 547,531 |
| Jul 15, 2026 | 316.00 | 317.58 | 315.69 | 316.73 | 316.73 | 371,504 |
| Jul 14, 2026 | 317.32 | 317.62 | 316.01 | 316.26 | 316.26 | 661,579 |
| Jul 13, 2026 | 317.63 | 318.94 | 317.13 | 318.94 | 318.94 | 379,201 |
| Jul 10, 2026 | 318.24 | 318.51 | 317.35 | 318.10 | 318.10 | 146,602 |
| Jul 9, 2026 | 317.12 | 318.17 | 316.49 | 317.95 | 317.95 | 132,917 |
| Jul 8, 2026 | 317.66 | 318.18 | 316.58 | 317.28 | 317.28 | 258,126 |
| Jul 7, 2026 | 320.03 | 320.03 | 317.89 | 318.31 | 318.31 | 312,675 |
| Jul 6, 2026 | 318.94 | 318.94 | 317.17 | 318.23 | 318.23 | 357,640 |
| Jul 2, 2026 | 317.38 | 319.19 | 316.81 | 318.57 | 318.57 | 296,718 |
| Jul 1, 2026 | 315.26 | 317.10 | 314.99 | 316.43 | 316.43 | 454,905 |
| Jun 30, 2026 | 317.17 | 317.17 | 314.80 | 315.75 | 315.75 | 352,437 |
| Jun 29, 2026 | 317.17 | 317.53 | 315.46 | 315.46 | 315.46 | 330,774 |
| Jun 26, 2026 | 318.41 | 318.99 | 316.63 | 316.63 | 316.63 | 546,357 |
| Jun 25, 2026 | 316.65 | 318.64 | 316.38 | 317.40 | 317.40 | 622,888 |
| Jun 24, 2026 | 318.80 | 318.80 | 316.30 | 316.36 | 316.36 | 290,695 |
| Jun 23, 2026 | 317.39 | 318.46 | 316.60 | 317.63 | 317.63 | 307,400 |
| Jun 22, 2026 | 316.27 | 316.91 | 315.03 | 316.20 | 316.20 | 201,809 |
| Jun 18, 2026 | 315.81 | 317.24 | 315.81 | 317.20 | 317.20 | 679,709 |
| Jun 17, 2026 | 318.01 | 318.65 | 315.99 | 316.16 | 316.16 | 384,665 |
| Jun 16, 2026 | 318.77 | 319.00 | 317.91 | 318.46 | 318.46 | 279,260 |
| Jun 15, 2026 | 318.25 | 319.83 | 317.31 | 318.21 | 318.21 | 446,357 |
| Jun 12, 2026 | 320.26 | 321.80 | 317.53 | 318.71 | 318.71 | 514,479 |
| Jun 11, 2026 | 320.10 | 320.31 | 318.27 | 318.32 | 318.32 | 335,802 |
| Jun 10, 2026 | 321.23 | 321.23 | 319.10 | 319.34 | 319.34 | 460,373 |
| Jun 9, 2026 | 320.77 | 322.09 | 320.40 | 321.06 | 321.06 | 441,271 |
| Jun 8, 2026 | 320.00 | 322.65 | 319.99 | 320.07 | 320.07 | 279,261 |
| Jun 5, 2026 | 321.80 | 322.27 | 319.81 | 320.53 | 320.53 | 278,756 |
| Jun 4, 2026 | 322.94 | 323.10 | 319.86 | 320.63 | 320.63 | 823,433 |
| Jun 3, 2026 | 319.39 | 319.70 | 318.35 | 319.37 | 319.37 | 402,655 |
| Jun 2, 2026 | 318.25 | 319.45 | 318.12 | 318.74 | 318.74 | 397,340 |
| Jun 1, 2026 | 318.41 | 320.75 | 317.81 | 318.95 | 318.95 | 362,751 |
| May 29, 2026 | 319.52 | 320.12 | 318.12 | 318.30 | 318.30 | 337,783 |
| May 28, 2026 | 319.88 | 320.44 | 318.79 | 318.95 | 318.95 | 470,849 |
| May 27, 2026 | 326.18 | 328.19 | 320.10 | 320.34 | 320.34 | 532,642 |
| May 26, 2026 | 328.12 | 329.65 | 327.81 | 328.20 | 328.20 | 321,836 |
| May 22, 2026 | 328.81 | 329.67 | 327.92 | 328.69 | 328.69 | 508,564 |
| May 21, 2026 | 326.65 | 328.05 | 326.10 | 327.89 | 327.89 | 427,197 |
| May 20, 2026 | 327.48 | 327.69 | 325.13 | 327.38 | 327.38 | 449,750 |
| May 19, 2026 | 326.68 | 328.17 | 325.61 | 326.55 | 326.55 | 664,438 |
| May 18, 2026 | 322.90 | 326.94 | 322.90 | 326.54 | 326.54 | 435,351 |
| May 15, 2026 | 323.19 | 324.12 | 321.45 | 322.32 | 322.32 | 443,675 |
| May 14, 2026 | 323.00 | 323.50 | 321.75 | 322.97 | 322.97 | 346,104 |
| May 13, 2026 | 322.50 | 323.28 | 321.38 | 322.59 | 322.59 | 273,707 |
| May 12, 2026 | 324.55 | 324.55 | 321.79 | 322.79 | 322.79 | 258,783 |
| May 11, 2026 | 321.88 | 323.07 | 321.38 | 321.71 | 321.71 | 351,887 |
| May 8, 2026 | 324.91 | 324.91 | 321.79 | 322.23 | 322.23 | 350,069 |
| May 7, 2026 | 323.82 | 326.43 | 323.82 | 324.65 | 324.65 | 683,301 |
| May 6, 2026 | 324.02 | 324.59 | 323.08 | 324.19 | 324.19 | 341,571 |
| May 5, 2026 | 325.05 | 325.05 | 323.86 | 323.86 | 323.86 | 440,077 |
| May 4, 2026 | 324.79 | 326.20 | 324.53 | 324.65 | 324.65 | 610,219 |
| May 1, 2026 | 327.38 | 327.44 | 325.18 | 325.33 | 325.33 | 431,663 |
| Apr 30, 2026 | 325.53 | 326.75 | 324.09 | 326.48 | 326.48 | 320,499 |
| Apr 29, 2026 | 325.52 | 326.25 | 323.71 | 324.82 | 324.82 | 671,862 |
| Apr 28, 2026 | 328.48 | 328.73 | 325.76 | 325.99 | 325.99 | 344,756 |
| Apr 27, 2026 | 329.91 | 331.80 | 327.75 | 327.98 | 327.98 | 507,262 |
| Apr 24, 2026 | 332.48 | 334.04 | 329.62 | 329.89 | 329.89 | 352,314 |
| Apr 23, 2026 | 335.20 | 335.20 | 332.38 | 333.00 | 333.00 | 692,816 |
| Apr 22, 2026 | 331.13 | 334.00 | 329.85 | 332.21 | 332.21 | 1,148,331 |
| Apr 21, 2026 | 329.75 | 330.06 | 327.00 | 327.00 | 327.00 | 1,085,407 |
| Apr 20, 2026 | 332.14 | 332.14 | 329.04 | 329.71 | 329.71 | 640,247 |
| Apr 17, 2026 | 331.86 | 333.04 | 331.86 | 332.13 | 332.13 | 346,217 |
| Apr 16, 2026 | 332.64 | 333.54 | 331.46 | 331.47 | 331.47 | 256,144 |
| Apr 15, 2026 | 332.19 | 333.32 | 332.08 | 332.42 | 332.42 | 346,598 |
| Apr 14, 2026 | 330.90 | 332.90 | 330.90 | 332.17 | 332.17 | 255,378 |
| Apr 13, 2026 | 329.99 | 331.48 | 329.72 | 331.48 | 331.48 | 379,194 |
| Apr 10, 2026 | 329.32 | 330.11 | 328.97 | 329.77 | 329.77 | 438,754 |
| Apr 9, 2026 | 330.75 | 330.75 | 328.86 | 329.52 | 329.52 | 502,991 |
| Apr 8, 2026 | 330.93 | 332.05 | 330.57 | 331.08 | 331.08 | 377,320 |
| Apr 7, 2026 | 329.51 | 330.53 | 329.02 | 329.96 | 329.96 | 626,976 |
| Apr 6, 2026 | 330.11 | 330.97 | 328.94 | 329.87 | 329.87 | 491,409 |
| Apr 2, 2026 | 328.22 | 330.62 | 328.22 | 330.36 | 330.36 | 747,863 |
| Apr 1, 2026 | 329.91 | 330.44 | 328.10 | 328.96 | 328.96 | 566,561 |
| Mar 31, 2026 | 329.50 | 329.50 | 326.60 | 328.37 | 328.37 | 837,550 |
| Mar 30, 2026 | 328.70 | 330.70 | 326.58 | 328.20 | 328.20 | 1,600,963 |
| Mar 27, 2026 | 337.37 | 337.37 | 334.80 | 335.10 | 335.10 | 559,642 |
| Mar 26, 2026 | 335.01 | 337.76 | 335.01 | 336.42 | 336.42 | 574,255 |
| Mar 25, 2026 | 336.68 | 336.68 | 335.06 | 336.27 | 336.27 | 372,704 |
| Mar 24, 2026 | 335.51 | 335.87 | 334.17 | 334.17 | 334.17 | 520,393 |
| Mar 23, 2026 | 337.81 | 337.81 | 334.83 | 335.56 | 335.56 | 628,282 |
| Mar 20, 2026 | 336.11 | 337.94 | 335.79 | 335.85 | 335.85 | 932,546 |
| Mar 19, 2026 | 338.59 | 338.99 | 336.23 | 337.35 | 337.35 | 297,726 |
| Mar 18, 2026 | 337.28 | 338.92 | 336.97 | 338.24 | 338.24 | 419,759 |
| Mar 17, 2026 | 338.64 | 338.91 | 337.40 | 338.00 | 338.00 | 398,954 |
| Mar 16, 2026 | 336.19 | 337.08 | 335.81 | 336.21 | 336.21 | 721,831 |
| Mar 13, 2026 | 336.33 | 337.00 | 334.90 | 336.18 | 336.18 | 340,912 |
| Mar 12, 2026 | 335.34 | 336.57 | 333.94 | 334.99 | 334.99 | 468,724 |
| Mar 11, 2026 | 337.07 | 337.92 | 334.83 | 336.11 | 336.11 | 692,406 |
| Mar 10, 2026 | 339.10 | 339.65 | 336.64 | 336.74 | 336.74 | 555,157 |
| Mar 9, 2026 | 338.16 | 340.33 | 337.13 | 339.61 | 339.61 | 947,523 |
| Mar 6, 2026 | 339.63 | 340.24 | 338.25 | 338.64 | 338.64 | 482,563 |
| Mar 5, 2026 | 339.16 | 340.71 | 337.91 | 340.62 | 340.62 | 871,959 |
| Mar 4, 2026 | 341.52 | 341.52 | 338.61 | 339.61 | 339.61 | 736,459 |
| Mar 3, 2026 | 341.09 | 342.17 | 339.31 | 340.16 | 340.16 | 629,701 |
| Mar 2, 2026 | 342.30 | 343.29 | 340.74 | 342.30 | 342.30 | 895,656 |
| Feb 27, 2026 | 341.00 | 344.53 | 341.00 | 344.39 | 344.39 | 792,079 |
| Feb 26, 2026 | 339.83 | 342.07 | 338.80 | 341.94 | 341.94 | 856,952 |
| Feb 25, 2026 | 339.40 | 340.01 | 338.53 | 338.67 | 338.67 | 624,352 |
| Feb 24, 2026 | 339.56 | 340.48 | 338.67 | 339.59 | 339.59 | 830,415 |
| Feb 23, 2026 | 339.53 | 340.86 | 339.08 | 339.20 | 339.20 | 530,350 |
| Feb 20, 2026 | 341.00 | 341.29 | 339.25 | 339.36 | 339.36 | 618,267 |
| Feb 19, 2026 | 341.37 | 342.00 | 340.58 | 340.68 | 340.68 | 336,685 |
| Feb 18, 2026 | 340.68 | 341.52 | 340.34 | 341.32 | 341.32 | 569,096 |
| Feb 17, 2026 | 339.01 | 341.71 | 339.01 | 341.03 | 341.03 | 446,315 |
| Feb 13, 2026 | 338.84 | 341.66 | 338.84 | 339.30 | 339.30 | 551,721 |
| Feb 12, 2026 | 338.05 | 340.34 | 338.05 | 338.72 | 338.72 | 778,105 |
| Feb 11, 2026 | 338.85 | 340.12 | 337.63 | 338.26 | 338.26 | 701,461 |
| Feb 10, 2026 | 340.37 | 340.92 | 338.70 | 338.97 | 338.97 | 838,186 |
| Feb 9, 2026 | 340.85 | 340.86 | 338.88 | 339.05 | 339.05 | 473,208 |
| Feb 6, 2026 | 343.63 | 344.07 | 339.33 | 341.02 | 341.02 | 1,160,399 |
| Feb 5, 2026 | 341.22 | 343.69 | 340.00 | 342.01 | 342.01 | 1,867,812 |
| Feb 4, 2026 | 348.79 | 350.35 | 339.76 | 339.92 | 339.92 | 1,411,063 |
| Feb 3, 2026 | 357.43 | 358.64 | 355.83 | 356.00 | 356.00 | 1,112,812 |
| Feb 2, 2026 | 358.78 | 359.87 | 356.88 | 356.99 | 356.99 | 842,701 |
| Jan 30, 2026 | 358.12 | 360.44 | 357.15 | 358.17 | 358.17 | 1,135,733 |
| Jan 29, 2026 | 359.32 | 360.40 | 356.39 | 357.00 | 357.00 | 1,535,192 |
| Jan 28, 2026 | 359.30 | 361.05 | 359.03 | 359.03 | 359.03 | 1,319,190 |
| Jan 27, 2026 | 358.76 | 360.00 | 358.36 | 359.40 | 359.40 | 915,998 |
| Jan 26, 2026 | 360.00 | 361.55 | 358.75 | 359.00 | 359.00 | 934,136 |
| Jan 23, 2026 | 358.44 | 360.49 | 358.21 | 359.26 | 359.26 | 1,038,930 |
| Jan 22, 2026 | 357.72 | 360.85 | 357.68 | 358.53 | 358.53 | 1,492,808 |
| Jan 21, 2026 | 357.70 | 362.41 | 355.16 | 357.68 | 357.68 | 2,798,853 |
| Jan 20, 2026 | 350.80 | 356.65 | 350.02 | 355.44 | 355.44 | 3,182,888 |
| Jan 16, 2026 | 349.99 | 352.07 | 349.12 | 350.78 | 350.78 | 3,306,002 |
| Jan 15, 2026 | 348.11 | 352.15 | 345.20 | 350.49 | 350.49 | 9,675,405 |
| Jan 14, 2026 | 300.50 | 316.92 | 296.61 | 313.43 | 313.43 | 918,783 |
| Jan 13, 2026 | 317.77 | 317.77 | 290.00 | 300.97 | 300.97 | 1,366,230 |
| Jan 12, 2026 | 322.25 | 323.66 | 310.00 | 319.47 | 319.47 | 893,905 |
| Jan 9, 2026 | 317.39 | 325.02 | 315.49 | 322.44 | 322.44 | 871,937 |
| Jan 8, 2026 | 315.48 | 317.85 | 311.25 | 315.54 | 315.54 | 491,162 |
| Jan 7, 2026 | 315.11 | 317.17 | 305.30 | 316.15 | 316.15 | 568,406 |
| Jan 6, 2026 | 312.64 | 320.42 | 310.71 | 316.97 | 316.97 | 623,275 |
| Jan 5, 2026 | 310.00 | 315.21 | 306.99 | 315.00 | 315.00 | 357,504 |
| Jan 2, 2026 | 310.72 | 314.27 | 302.19 | 309.42 | 309.42 | 330,229 |
| Dec 31, 2025 | 314.25 | 319.00 | 310.81 | 310.91 | 310.91 | 210,413 |
| Dec 30, 2025 | 316.50 | 319.68 | 312.82 | 314.27 | 314.27 | 241,254 |
| Dec 29, 2025 | 318.86 | 319.78 | 312.91 | 314.89 | 314.89 | 303,109 |
| Dec 26, 2025 | 315.86 | 317.20 | 313.94 | 316.97 | 316.97 | 164,091 |
| Dec 24, 2025 | 315.79 | 318.77 | 314.51 | 315.86 | 315.86 | 127,047 |
| Dec 23, 2025 | 319.58 | 320.35 | 315.39 | 315.95 | 315.95 | 303,752 |
| Dec 22, 2025 | 314.61 | 321.38 | 313.45 | 320.85 | 320.85 | 369,564 |
| Dec 19, 2025 | 315.50 | 317.37 | 311.56 | 315.90 | 315.90 | 676,980 |
| Dec 18, 2025 | 318.21 | 320.00 | 307.00 | 315.35 | 315.35 | 788,595 |
| Dec 17, 2025 | 311.18 | 313.61 | 307.85 | 309.26 | 309.26 | 494,201 |
| Dec 16, 2025 | 309.00 | 314.10 | 307.00 | 308.10 | 308.10 | 674,637 |
| Dec 15, 2025 | 312.48 | 315.74 | 307.84 | 309.15 | 309.15 | 479,454 |
| Dec 12, 2025 | 313.19 | 315.00 | 310.89 | 312.02 | 312.02 | 419,159 |
| Dec 11, 2025 | 305.75 | 314.74 | 304.79 | 311.40 | 311.40 | 713,322 |
| Dec 10, 2025 | 288.47 | 303.20 | 288.35 | 303.07 | 303.07 | 553,724 |
| Dec 9, 2025 | 299.33 | 299.99 | 286.75 | 287.14 | 287.14 | 551,942 |
| Dec 8, 2025 | 299.16 | 301.70 | 292.36 | 294.83 | 294.83 | 553,141 |
| Dec 5, 2025 | 297.42 | 303.00 | 295.34 | 300.66 | 300.66 | 600,398 |
| Dec 4, 2025 | 285.71 | 296.50 | 284.95 | 294.72 | 294.72 | 602,353 |
| Dec 3, 2025 | 288.20 | 292.26 | 285.16 | 285.71 | 285.71 | 333,039 |
| Dec 2, 2025 | 292.98 | 295.39 | 287.20 | 287.71 | 287.71 | 329,736 |
| Dec 1, 2025 | 295.62 | 298.69 | 291.38 | 291.66 | 291.66 | 466,198 |
| Nov 28, 2025 | 295.37 | 297.83 | 291.94 | 293.17 | 293.17 | 254,172 |
| Nov 26, 2025 | 297.05 | 301.22 | 295.59 | 295.96 | 295.96 | 434,735 |
| Nov 25, 2025 | 299.00 | 301.01 | 296.25 | 298.71 | 298.71 | 819,333 |
| Nov 24, 2025 | 288.15 | 298.50 | 286.37 | 298.11 | 298.11 | 597,781 |
| Nov 21, 2025 | 279.69 | 293.18 | 279.69 | 288.47 | 288.47 | 621,012 |
| Nov 20, 2025 | 283.60 | 285.00 | 277.54 | 279.79 | 279.79 | 370,646 |
| Nov 19, 2025 | 278.06 | 285.87 | 276.72 | 283.15 | 283.15 | 576,904 |
| Nov 18, 2025 | 278.85 | 280.72 | 276.01 | 278.10 | 278.10 | 308,000 |
| Nov 17, 2025 | 282.93 | 284.91 | 277.64 | 278.51 | 278.51 | 480,944 |
| Nov 14, 2025 | 277.29 | 282.87 | 274.55 | 280.07 | 280.07 | 458,605 |
| Nov 13, 2025 | 277.87 | 280.85 | 274.20 | 278.74 | 278.74 | 467,868 |
| Nov 12, 2025 | 280.00 | 283.84 | 276.44 | 280.29 | 280.29 | 434,693 |
| Nov 11, 2025 | 272.93 | 279.92 | 271.31 | 279.68 | 279.68 | 349,286 |
| Nov 10, 2025 | 266.60 | 270.80 | 262.94 | 270.55 | 270.55 | 544,566 |
| Nov 7, 2025 | 264.56 | 270.00 | 259.14 | 266.19 | 266.19 | 648,264 |
| Nov 6, 2025 | 259.79 | 272.00 | 258.59 | 264.61 | 264.61 | 1,111,215 |
| Nov 5, 2025 | 232.00 | 236.32 | 225.52 | 225.54 | 225.54 | 640,669 |
| Nov 4, 2025 | 227.58 | 235.59 | 227.37 | 235.08 | 235.08 | 576,495 |
| Nov 3, 2025 | 225.60 | 226.50 | 221.26 | 226.19 | 226.19 | 494,458 |
| Oct 31, 2025 | 230.92 | 231.66 | 225.46 | 227.37 | 227.37 | 575,950 |
| Oct 30, 2025 | 233.57 | 236.92 | 229.95 | 231.54 | 231.54 | 336,888 |
| Oct 29, 2025 | 234.26 | 239.01 | 228.72 | 233.37 | 233.37 | 492,151 |
| Oct 28, 2025 | 246.34 | 247.77 | 232.51 | 235.50 | 235.50 | 612,777 |
| Oct 27, 2025 | 259.38 | 260.00 | 245.81 | 247.99 | 247.99 | 428,649 |
| Oct 24, 2025 | 254.59 | 255.82 | 248.58 | 252.99 | 252.99 | 328,341 |
| Oct 23, 2025 | 251.73 | 254.45 | 248.22 | 253.51 | 253.51 | 223,185 |
| Oct 22, 2025 | 251.31 | 255.45 | 249.13 | 252.03 | 252.03 | 355,042 |
| Oct 21, 2025 | 247.57 | 249.71 | 246.37 | 249.00 | 249.00 | 417,718 |
| Oct 20, 2025 | 251.14 | 252.45 | 242.80 | 247.62 | 247.62 | 426,920 |
| Oct 17, 2025 | 254.55 | 254.55 | 248.89 | 249.00 | 249.00 | 337,466 |
| Oct 16, 2025 | 254.14 | 254.41 | 250.29 | 253.84 | 253.84 | 201,840 |
| Oct 15, 2025 | 253.34 | 256.15 | 250.15 | 252.61 | 252.61 | 349,477 |
| Oct 14, 2025 | 250.74 | 256.56 | 250.74 | 254.94 | 254.94 | 224,642 |
| Oct 13, 2025 | 260.00 | 265.51 | 252.13 | 253.17 | 253.17 | 283,577 |
| Oct 10, 2025 | 260.13 | 261.50 | 256.88 | 260.49 | 260.49 | 293,674 |
| Oct 9, 2025 | 258.95 | 264.10 | 257.02 | 261.39 | 261.39 | 250,480 |
| Oct 8, 2025 | 259.03 | 260.09 | 252.48 | 258.95 | 258.95 | 344,270 |
| Oct 7, 2025 | 256.20 | 256.46 | 245.12 | 249.04 | 249.04 | 430,275 |
| Oct 6, 2025 | 257.71 | 260.42 | 253.03 | 255.61 | 255.61 | 293,497 |
| Oct 3, 2025 | 254.84 | 260.88 | 252.34 | 256.06 | 256.06 | 362,538 |
| Oct 2, 2025 | 248.61 | 254.35 | 247.83 | 253.49 | 253.49 | 312,379 |
| Oct 1, 2025 | 253.93 | 256.98 | 242.41 | 249.63 | 249.63 | 436,229 |
| Sep 30, 2025 | 251.75 | 257.56 | 251.45 | 253.32 | 253.32 | 202,561 |
| Sep 29, 2025 | 253.33 | 254.53 | 250.23 | 251.65 | 251.65 | 321,762 |
| Sep 26, 2025 | 250.30 | 255.02 | 250.30 | 253.37 | 253.37 | 193,493 |
| Sep 25, 2025 | 251.56 | 253.00 | 245.78 | 249.20 | 249.20 | 297,764 |
| Sep 24, 2025 | 254.57 | 256.33 | 250.41 | 253.65 | 253.65 | 553,347 |
| Sep 23, 2025 | 252.56 | 258.18 | 252.56 | 254.14 | 254.14 | 384,657 |
| Sep 22, 2025 | 255.15 | 257.31 | 250.71 | 253.66 | 253.66 | 560,155 |
Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.
The Quiver API serves daily prices back to 2014 alongside congressional trades, insider trades, 13F holdings and lobbying, all under one key and inside Claude or ChatGPT through our MCP server.
Explore the Quiver APIWe estimate that -- received a compensation of -- in --, making them the highest paid executive at PEN, per a recent SEC DEF 14A filing.
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