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QUALSTAR CORP

QBAK Real Time Price USD
N/A
N/A
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...
Overview
Financials
Forecast
Insiders
Institutions
Compensation
Government
Ownership
News
Income
Balance Sheet
Cash Flow
Revenue Breakdown

Recent trades of QBAK by members of U.S. Congress

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No Congress Trading data for this ticker

Congress Trading Dashboard
QBAK Stock Insider Trading Activity Follow @QuiverQuant for major insider updates

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Closing Price
Purchase
Sale
Name
Type
Shares
Price
Shares Held
Date
Reported
QBAK Stock Institutional Owners
Investor
Shares
Change in Shares
Market Value
Date
Reported
QBAK Derivatives Institutional Owners
Investor
Type
Shares
Change in Shares
Market Value
Date
Reported

Recently reported changes in QBAK holdings by institutional investors

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No Whale Activity for this ticker

Institutional Holdings Dashboard

Quarterly net insider trading by QBAK's directors and management

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No recent Insider Trading for this ticker

Insider Trading Dashboard

* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.

About

Backtest Start Date
CAGR (Total)
Return (30d)
Return (1Y)
  • 1M
  • 3M
  • 6M
  • YTD
  • 1Y
  • 2Y
  • 5Y
  • MAX

About

Backtest Start Date

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

Show More
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.

  • 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.

  • Average Loss

    The average return (%) for trades that resulted in a negative return.

  • 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.

  • 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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No Corporate Lobbying instances for this ticker

Corporate Lobbying Dashboard

Former government officials who have lobbied for QBAK

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No former government officials on record as having lobbied for QBAK

Revolving Door Dashboard

QBAK Estimated quarterly lobbying spending

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No Corporate Lobbying data for this ticker

Corporate Lobbying Dashboard

QBAK Revenue by Segment or Geography

By Segment
By Geography
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No Revenue by Segment data for this ticker

Revenue Breakdown Dashboard
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No Revenue by Geography data for this ticker

Revenue Breakdown Dashboard
QBAK Income Statement
QBAK Balance Sheet
QBAK Cash Flow
U.S. Patents

New QBAK patent grants

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No new patents for this ticker

U.S. Patents Dashboard
Government Contracts

Federal grants, loans, and purchases

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No Government Contracts for this ticker

Government Contracts Dashboard
Government Contracts

Estimated quarterly amount awarded to QBAK from public contracts

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No recent Government Contracts for this ticker

Government Contracts Dashboard
QBAK News

Recent insights relating to QBAK

CNBC Recommendations

Recent picks made for QBAK stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in QBAK

QBAK Analyst Ratings

QBAK Stock Forecasts
...

  • ... Highest Price Target
  • ... Median Price Target
  • ... Lowest Price Target
QBAK Analyst Forecasts
Analyst
Firm
Current
Previous
Date
Frequently Asked Questions
  • Is $QBAK stock a Buy, Sell, or Hold?

  • What is the price target for $QBAK stock?

* Analyst consensus is not financial advice. Please see our data disclaimers .

QBAK Top Shareholders
Shareholder
Shares Held
QBAK Options Owners
Shareholder
Security
Underlying Shares
Frequently Asked Questions
  • Who owns $QBAK stock?

  • Who owns the most shares of $QBAK stock?

  • What funds own $QBAK 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.

QBAK Stock Smart Score

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.
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Sign Up to view QBAK Smart Score

Score Breakdown
Bull Case vs Bear Case

See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.

Example:

Bulls Say:

The Bulls Say summary highlights positive aspects of the stock.

Bears Say:

The Bears Say summary points out potential risks and negative aspects of the stock.

Show More
About QBAK

QUALSTAR CORP

QUALSTAR CORP (QBAK) Historical Stock Prices

QUALSTAR CORP (QBAK) closed at $4.30 on October 16, 2026. Over the past year its adjusted close ranged from $2.15 to $20.70. Daily prices go back to January 2, 2014, 2,384 trading days in all.

  • 1 month+42.86%
  • 3 months+38.71%
  • Year to date-77.07%
  • 1 year-73.33%
  • 3 years+43.33%
  • 5 years+65.38%
  • Max-38.75%
See every congressional and insider trade on the QBAK price chart

Quiver Premium charts QBAK'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.

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Last 12 months, newest first

Access Raw Data Daily prices since 2014 for every ticker, through the Quiver API
DateOpenHighLowCloseAdj. CloseVolume
Oct 16, 2026 4.42 4.42 4.30 4.30 4.30 1,000
Oct 15, 2026 4.35 4.75 4.35 4.75 4.75 1,904
Oct 14, 2026 4.35 4.79 4.35 4.50 4.50 6,934
Oct 13, 2026 4.85 4.85 4.26 4.46 4.46 3,427
Oct 8, 2026 4.85 4.94 4.85 4.90 4.90 1,715
Oct 6, 2026 4.90 5.35 4.87 5.35 5.35 7,533
Oct 5, 2026 5.00 5.00 4.90 4.90 4.90 1,300
Oct 2, 2026 5.26 5.26 5.00 5.00 5.00 4,771
Oct 1, 2026 5.50 5.81 5.00 5.05 5.05 6,456
Sep 30, 2026 5.25 5.49 5.05 5.41 5.41 4,184
Sep 29, 2026 4.78 5.15 4.68 4.75 4.75 13,075
Sep 28, 2026 4.20 4.77 4.20 4.62 4.62 3,450
Sep 25, 2026 3.50 4.79 3.50 4.70 4.70 38,452
Sep 24, 2026 3.40 3.50 3.30 3.50 3.50 1,845
Sep 23, 2026 3.33 3.33 3.25 3.25 3.25 550
Sep 21, 2026 3.10 3.10 3.10 3.10 3.10 350
Sep 18, 2026 3.01 3.10 3.01 3.10 3.10 300
Sep 17, 2026 3.05 3.05 3.05 3.05 3.05 292
Sep 16, 2026 3.00 3.01 3.00 3.01 3.01 850
Sep 15, 2026 3.11 3.11 3.01 3.01 3.01 1,300
Sep 14, 2026 3.30 3.40 3.00 3.15 3.15 9,650
Sep 11, 2026 3.50 3.59 3.50 3.55 3.55 4,300
Sep 10, 2026 3.56 3.56 3.50 3.50 3.50 672
Sep 8, 2026 3.59 3.59 3.40 3.40 3.40 13
Sep 3, 2026 3.50 3.80 3.50 3.55 3.55 6,410
Sep 2, 2026 3.50 3.60 3.50 3.60 3.60 2,100
Sep 1, 2026 3.58 3.58 3.50 3.50 3.50 400
Aug 28, 2026 3.39 3.45 3.20 3.45 3.45 550
Aug 26, 2026 3.21 3.21 3.20 3.20 3.20 1,250
Aug 25, 2026 3.17 3.17 3.17 3.17 3.17 30
Aug 24, 2026 3.25 3.25 3.20 3.20 3.20 200
Aug 21, 2026 3.64 3.64 3.25 3.25 3.25 1,005
Aug 20, 2026 3.50 3.50 3.50 3.50 3.50 300
Aug 19, 2026 3.05 3.20 3.05 3.20 3.20 900
Aug 18, 2026 3.00 3.00 3.00 3.00 3.00 250
Aug 17, 2026 2.90 2.97 2.80 2.89 2.89 815
Aug 14, 2026 2.15 2.75 2.15 2.71 2.71 12,730
Aug 7, 2026 2.45 2.45 2.15 2.15 2.15 2,250
Aug 6, 2026 2.45 2.45 2.45 2.45 2.45 200
Aug 4, 2026 2.50 2.60 2.45 2.45 2.45 2,300
Aug 3, 2026 2.60 2.70 2.36 2.36 2.36 802
Jul 30, 2026 2.65 2.65 2.65 2.65 2.65 130
Jul 28, 2026 2.88 2.88 2.57 2.60 2.60 2,330
Jul 24, 2026 2.91 2.91 2.91 2.91 2.91 550
Jul 23, 2026 3.02 3.02 3.02 3.02 3.02 700
Jul 20, 2026 3.05 3.07 3.04 3.07 3.07 1,792
Jul 16, 2026 3.10 3.10 3.10 3.10 3.10 1,000
Jul 14, 2026 3.10 3.10 3.10 3.10 3.10 1
Jul 8, 2026 3.19 3.19 3.19 3.19 3.19 15
Jul 6, 2026 3.10 3.10 3.10 3.10 3.10 1,724
Jul 2, 2026 3.10 3.22 3.10 3.21 3.21 850
Jul 1, 2026 3.17 3.35 3.04 3.35 3.35 129
Jun 30, 2026 3.09 3.50 3.00 3.50 3.50 9,981
Jun 26, 2026 3.21 3.21 3.21 3.21 3.21 10
Jun 22, 2026 3.10 3.40 3.10 3.40 3.40 300
Jun 18, 2026 3.22 3.22 3.22 3.22 3.22 1
Jun 16, 2026 3.35 3.45 3.19 3.45 3.45 106
Jun 15, 2026 3.43 3.45 3.05 3.16 3.16 3,925
Jun 12, 2026 3.38 3.42 3.38 3.38 3.38 5,010
Jun 11, 2026 3.60 3.69 3.38 3.38 3.38 700
Jun 9, 2026 3.55 3.62 3.55 3.62 3.62 1,541
Jun 8, 2026 3.90 3.90 3.40 3.55 3.55 1,036
Jun 5, 2026 3.75 3.75 3.75 3.75 3.75 100
Jun 2, 2026 3.80 3.85 3.80 3.85 3.85 14
May 29, 2026 3.75 3.95 3.75 3.75 3.75 112
May 28, 2026 3.95 3.95 3.90 3.90 3.90 460
Apr 28, 2026 11.30 11.40 11.30 11.40 11.40 341
Apr 27, 2026 11.48 11.50 11.48 11.50 11.50 519
Apr 24, 2026 11.48 11.48 11.43 11.43 11.43 300
Apr 23, 2026 11.11 11.11 11.11 11.11 11.11 1
Apr 21, 2026 11.38 11.38 11.10 11.10 11.10 34
Apr 20, 2026 11.10 11.48 11.10 11.20 11.20 332
Apr 17, 2026 10.75 11.24 10.75 11.10 11.10 770
Apr 16, 2026 10.50 10.75 10.40 10.50 10.50 500
Apr 15, 2026 10.60 10.60 10.50 10.50 10.50 1,230
Apr 14, 2026 10.75 10.75 10.63 10.63 10.63 210
Apr 13, 2026 10.86 10.86 10.75 10.83 10.83 1,150
Apr 9, 2026 11.25 11.26 11.25 11.25 11.25 400
Apr 8, 2026 11.73 11.73 11.25 11.25 11.25 101
Apr 7, 2026 10.69 11.27 10.65 11.27 11.27 925
Apr 6, 2026 13.00 13.00 10.24 11.00 11.00 10,347
Apr 1, 2026 14.29 14.29 13.09 13.09 13.09 564
Mar 31, 2026 14.61 15.00 14.50 14.50 14.50 319
Mar 30, 2026 17.45 17.45 14.50 14.50 14.50 3,128
Mar 26, 2026 17.56 17.56 17.56 17.56 17.56 25
Mar 20, 2026 17.83 17.83 17.83 17.83 17.83 1
Mar 18, 2026 18.00 18.05 18.00 18.05 18.05 142
Mar 17, 2026 18.30 18.30 18.30 18.30 18.30 60
Mar 13, 2026 18.00 18.12 17.44 17.44 17.44 488
Mar 12, 2026 18.10 18.10 18.00 18.09 18.09 2,532
Mar 11, 2026 18.25 18.25 18.25 18.25 18.25 101
Mar 10, 2026 18.26 18.26 18.10 18.14 18.14 600
Mar 9, 2026 18.30 18.30 18.30 18.30 18.30 100
Mar 6, 2026 18.35 18.35 18.35 18.35 18.35 20
Mar 5, 2026 18.35 18.35 18.35 18.35 18.35 241
Mar 4, 2026 18.45 18.45 18.45 18.45 18.45 10
Mar 3, 2026 18.65 18.87 18.65 18.87 18.87 101
Mar 2, 2026 18.95 18.95 18.85 18.85 18.85 110
Feb 26, 2026 18.90 18.90 18.90 18.90 18.90 100
Feb 25, 2026 18.58 18.58 18.55 18.55 18.55 55
Feb 24, 2026 18.40 18.40 18.40 18.40 18.40 444
Feb 23, 2026 18.75 19.13 18.75 19.13 19.13 106
Feb 20, 2026 19.71 19.71 19.22 19.25 19.25 356
Feb 19, 2026 19.60 20.00 19.34 19.40 19.40 1,179
Feb 18, 2026 19.60 19.60 19.60 19.60 19.60 405
Feb 17, 2026 19.10 19.95 19.00 19.50 19.50 2,800
Feb 12, 2026 19.06 19.06 19.06 19.06 19.06 200
Feb 11, 2026 19.50 19.95 19.20 19.95 19.95 260
Feb 10, 2026 19.45 19.75 19.45 19.60 19.60 500
Feb 9, 2026 19.60 20.00 18.31 19.67 19.67 2,429
Feb 5, 2026 19.50 20.00 19.50 20.00 20.00 350
Feb 4, 2026 20.52 20.52 20.50 20.50 20.50 225
Feb 3, 2026 20.50 20.75 20.50 20.70 20.70 1,006
Feb 2, 2026 19.65 20.73 19.55 20.50 20.50 6,084
Jan 30, 2026 19.40 19.40 19.30 19.30 19.30 500
Jan 29, 2026 19.65 19.65 19.10 19.17 19.17 473
Jan 28, 2026 19.50 19.50 19.00 19.50 19.50 481
Jan 27, 2026 19.17 19.17 18.27 18.29 18.29 1,947
Jan 26, 2026 19.13 19.75 19.05 19.05 19.05 397
Jan 23, 2026 19.65 19.65 19.49 19.49 19.49 22
Jan 22, 2026 19.70 19.70 19.05 19.05 19.05 216
Jan 21, 2026 19.75 19.75 19.61 19.61 19.61 398
Jan 20, 2026 19.67 19.75 19.67 19.75 19.75 26
Jan 16, 2026 19.60 19.75 19.12 19.75 19.75 1,153
Jan 15, 2026 19.00 19.66 19.00 19.10 19.10 412
Jan 14, 2026 18.85 19.75 18.85 19.00 19.00 657
Jan 13, 2026 19.45 19.75 18.94 18.96 18.96 3,453
Jan 12, 2026 19.75 19.75 18.54 19.68 19.68 4,388
Jan 9, 2026 18.65 18.65 18.65 18.65 18.65 50
Jan 8, 2026 19.65 19.75 19.42 19.42 19.42 3,700
Jan 6, 2026 19.75 19.75 18.65 19.65 19.65 248
Jan 5, 2026 18.75 20.70 18.75 19.75 19.75 600
Jan 2, 2026 19.50 19.75 19.50 19.75 19.75 1,900
Dec 30, 2025 18.75 18.75 18.75 18.75 18.75 10
Dec 29, 2025 18.65 19.75 18.65 19.20 19.20 318
Dec 26, 2025 18.65 18.65 18.65 18.65 18.65 1
Dec 23, 2025 18.50 19.25 18.50 19.25 19.25 502
Dec 22, 2025 18.65 18.65 18.60 18.60 18.60 479
Dec 19, 2025 19.23 19.35 19.23 19.35 19.35 75
Dec 18, 2025 19.22 19.22 18.67 18.67 18.67 111
Dec 16, 2025 18.60 19.61 18.60 19.61 19.61 5
Dec 15, 2025 19.75 19.75 19.00 19.74 19.74 1,916
Dec 12, 2025 19.75 19.75 19.00 19.00 19.00 1,400
Dec 11, 2025 19.66 19.75 19.05 19.75 19.75 2,475
Dec 10, 2025 18.20 18.20 18.20 18.20 18.20 100
Dec 9, 2025 18.00 18.65 16.60 17.63 17.63 5,699
Dec 8, 2025 17.25 18.00 17.00 17.00 17.00 379
Dec 4, 2025 16.80 16.80 16.80 16.80 16.80 6
Dec 3, 2025 16.50 19.75 16.50 17.25 17.25 24,705
Dec 2, 2025 18.00 19.00 16.50 16.90 16.90 10,505
Nov 28, 2025 16.88 16.88 15.12 15.16 15.16 86
Nov 26, 2025 17.39 17.39 15.75 15.75 15.75 500
Nov 25, 2025 17.86 18.00 13.75 17.35 17.35 1,416
Nov 24, 2025 15.84 19.00 15.00 18.00 18.00 15,730
Nov 20, 2025 15.57 15.57 14.50 14.50 14.50 460
Nov 17, 2025 16.00 16.00 15.70 15.70 15.70 300
Nov 14, 2025 15.88 15.88 15.88 15.88 15.88 11
Nov 12, 2025 15.00 16.50 15.00 16.00 16.00 1,517
Nov 11, 2025 14.00 14.96 14.00 14.12 14.12 1,205
Nov 10, 2025 13.92 13.92 13.92 13.92 13.92 659
Nov 7, 2025 14.15 14.50 14.00 14.00 14.00 900
Nov 6, 2025 16.00 16.00 16.00 16.00 16.00 300
Nov 5, 2025 13.85 16.00 13.85 16.00 16.00 850
Nov 4, 2025 13.89 13.89 13.89 13.89 13.89 10
Nov 3, 2025 16.00 16.00 13.76 15.00 15.00 737
Oct 31, 2025 15.00 15.00 15.00 15.00 15.00 100
Oct 30, 2025 15.00 15.00 15.00 15.00 15.00 40
Oct 29, 2025 15.75 15.98 15.75 15.82 15.82 2,300
Oct 28, 2025 16.25 16.25 16.10 16.10 16.10 32
Oct 24, 2025 16.22 16.22 16.22 16.22 16.22 1
Oct 23, 2025 16.10 16.25 16.10 16.10 16.10 611
Oct 22, 2025 16.00 16.10 15.75 16.10 16.10 620
Oct 21, 2025 16.77 16.77 16.77 16.77 16.77 55
Oct 17, 2025 15.75 16.17 15.75 16.04 16.04 460
Oct 16, 2025 16.12 16.12 16.12 16.12 16.12 2

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.

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QUALSTAR CORP Executive Compensation

We estimate that -- received a compensation of -- in --, making them the highest paid executive at QBAK, per a recent SEC DEF 14A filing.



Name
Role
Salary
Bonus
Stock/Option Awards
Total Compensation