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J-Star Holding Co., Ltd. Class A Ordinary Shares

YMAT Real Time Price USD
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Overview
Financials
Forecast
Insiders
Institutions
Compensation
Government
Ownership
News
Income
Balance Sheet
Cash Flow
Revenue Breakdown

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

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No Congress Trading data for this ticker

Congress Trading Dashboard
YMAT 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
YMAT Stock Institutional Owners
Investor
Shares
Change in Shares
Market Value
Date
Reported
YMAT Derivatives Institutional Owners
Investor
Type
Shares
Change in Shares
Market Value
Date
Reported

Recently reported changes in YMAT holdings by institutional investors

Quarterly net insider trading by YMAT'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 YMAT

18 former government officials from 4 congressional offices at 8 lobbying firms have lobbied for YMAT, most recently Jul 19, 2026.

  • Will Todd Senate Prof Staff Member Senate Appropriations Committee, Legislative Aide, Legislative Asst, Dep Legislative Director Senate Member (Cochran) Formerly Prof Staff Member Senate Appropriations Committee, Legislative Aide, Legislative · ICEBREAKER STRATEGIES, LLC · Jul 19, 2026
  • Mike Clementi Congress Professional Staff Member, Committee on Appropriations Subcommittee on Defense Formerly Professional Staff Member, Committee on Appropriations Subcommittee on Defense · ICEBREAKER STRATEGIES, LLC · Jul 19, 2026
  • Matthew Bower House Dept. of Homeland Security - Branch Chief; House Appropriations Committee- Professional Staff Member Formerly Dept. of Homeland Security - Branch Chief; House Appropriations Committee- Profe · ICEBREAKER STRATEGIES, LLC · Jul 19, 2026
  • Brian Potts Congress New Staff Director Senate Appropriations Defense Subcommittee, Prof Staff Member Senate Appropriations Committee, Prof Staff Member House Appropriations Committee Formerly Staff Director Senate Appropriations Defense Subcommittee, Prof Staff Member Sen · ICEBREAKER STRATEGIES, LLC · Jul 19, 2026
  • Charles E. Schumer
    Scott Gelbman Senate New Staff Asst/Leg Corr/Leg Asst, Sen Chuck Schumer Formerly with Charles E. Schumer · K&L GATES, LLP · Jul 19, 2026
  • Casey Hammond House Principal Deputy Assistant Secretary, Department of the Interior; Professional Staff, House Natural Resources Committee Formerly Principal Deputy Assistant Secretary, Department of the Interior; Professional S · CAPITOL PILLAR LLC · Jul 15, 2026
  • Jerry Costello House Member of U.S. House of Representatives Formerly Member of U.S. House of Representatives · THE JERRY COSTELLO GROUP, LLC · Jul 15, 2026
  • Mary Baker Senate New Mgr, Office of Tax Shelter Analysis, IRS; Tax Staff Prof/IRS Detailee to Sen Finance Cmte Formerly Finance Cmte · K&L GATES, LLP · Jul 21, 2025
See all 18 on the Revolving Door dashboard

YMAT Estimated quarterly lobbying spending

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No Corporate Lobbying data for this ticker

Corporate Lobbying Dashboard

YMAT 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
YMAT Income Statement
YMAT Balance Sheet
YMAT Cash Flow
U.S. Patents

New YMAT 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 YMAT from public contracts

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No recent Government Contracts for this ticker

Government Contracts Dashboard
YMAT News

Recent insights relating to YMAT

CNBC Recommendations

Recent picks made for YMAT stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in YMAT

YMAT Analyst Ratings

YMAT Stock Forecasts
...

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

  • What is the price target for $YMAT stock?

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

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

  • Who owns the most shares of $YMAT stock?

  • What funds own $YMAT 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.

YMAT 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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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 YMAT

J-Star Holding Co Ltd is engaged in the research, development, and manufacturing of carbon fiber for a wide variety-of-products including carbon bicycles, carbon rackets, automotive parts, outdoor sports gears, and healthcare products. The company has five segments: Bicycle frame, Racket, Crank, Service provision, and Others. The majority of its revenue is generated from the Bicycle frame segment. Geographically, the company operates in Taiwan, China, and other regions.

J-Star Holding Co., Ltd. Class A Ordinary Shares (YMAT) Historical Stock Prices

J-Star Holding Co., Ltd. Class A Ordinary Shares (YMAT) closed at $1.32 on September 22, 2026. Over the past year its adjusted close ranged from $1.20 to $9.35. Daily prices go back to July 30, 2025, 289 trading days in all.

  • 1 month-26.67%
  • 3 months-61.46%
  • Year to date-43.35%
  • 1 year-83.18%
  • 3 years
  • 5 years
  • Max-93.53%
See every congressional and insider trade on the YMAT price chart

Quiver Premium charts YMAT'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
Sep 22, 2026 1.44 1.44 1.32 1.32 1.32 21,499
Sep 21, 2026 1.36 1.50 1.35 1.38 1.38 21,702
Sep 18, 2026 1.46 1.46 1.29 1.36 1.36 65,647
Sep 17, 2026 1.49 1.59 1.36 1.46 1.46 100,867
Sep 16, 2026 1.60 1.76 1.38 1.38 1.38 48,091
Sep 15, 2026 1.98 2.02 1.46 1.66 1.66 220,303
Sep 14, 2026 2.05 2.14 1.96 2.02 2.02 82,306
Sep 11, 2026 2.10 2.31 2.03 2.07 2.07 223,213
Sep 10, 2026 2.18 2.34 2.01 2.09 2.09 781,418
Sep 9, 2026 1.88 2.30 1.75 2.27 2.27 36,175,743
Sep 8, 2026 1.72 1.77 0.8500 1.32 1.32 120,630
Sep 4, 2026 1.81 1.86 1.38 1.69 1.69 39,672
Sep 3, 2026 1.86 1.88 1.75 1.82 1.82 10,314
Sep 2, 2026 1.87 1.90 1.65 1.90 1.90 9,707
Sep 1, 2026 1.88 1.92 1.85 1.89 1.89 25,688
Aug 31, 2026 1.94 1.95 1.81 1.85 1.85 10,296
Aug 28, 2026 1.88 1.90 1.84 1.88 1.88 13,233
Aug 27, 2026 1.87 1.95 1.80 1.91 1.91 21,018
Aug 26, 2026 1.91 1.91 1.80 1.86 1.86 13,196
Aug 25, 2026 1.85 1.99 1.80 1.99 1.99 18,429
Aug 24, 2026 1.90 1.90 1.82 1.85 1.85 9,683
Aug 21, 2026 1.98 1.98 1.80 1.80 1.80 12,246
Aug 20, 2026 1.91 1.91 1.83 1.87 1.87 6,917
Aug 19, 2026 1.98 1.98 1.76 1.82 1.82 17,201
Aug 18, 2026 1.92 1.94 1.71 1.91 1.91 18,097
Aug 17, 2026 1.96 2.09 1.93 1.95 1.95 20,272
Aug 14, 2026 2.04 2.10 1.98 1.98 1.98 24,059
Aug 13, 2026 2.01 2.01 1.99 2.01 2.01 12,494
Aug 12, 2026 2.04 2.04 1.89 1.96 1.96 27,839
Aug 11, 2026 2.00 2.10 1.92 1.98 1.98 40,385
Aug 10, 2026 1.96 2.02 1.92 1.92 1.92 15,253
Aug 7, 2026 2.02 2.02 1.87 1.92 1.92 26,854
Aug 6, 2026 2.09 2.09 1.93 2.03 2.03 53,493
Aug 5, 2026 2.05 2.10 1.91 2.09 2.09 33,260
Aug 4, 2026 1.90 2.23 1.83 2.04 2.04 40,130
Aug 3, 2026 1.83 1.95 1.78 1.92 1.92 40,011
Jul 31, 2026 1.75 2.15 1.75 1.88 1.88 534,214
Jul 30, 2026 1.83 1.84 1.61 1.78 1.78 42,910
Jul 29, 2026 1.64 1.78 1.59 1.73 1.73 501,534
Jul 28, 2026 1.77 1.81 1.42 1.70 1.70 41,040
Jul 27, 2026 1.85 1.85 1.79 1.80 1.80 41,711
Jul 24, 2026 1.93 2.00 1.77 1.82 1.82 46,386
Jul 23, 2026 2.09 2.10 1.93 1.95 1.95 37,160
Jul 22, 2026 2.26 2.32 2.08 2.09 2.09 96,948
Jul 21, 2026 2.38 2.40 2.27 2.30 2.30 52,380
Jul 20, 2026 2.38 2.41 2.20 2.34 2.34 75,315
Jul 17, 2026 2.34 2.45 2.17 2.44 2.44 55,459
Jul 16, 2026 2.32 2.49 2.10 2.45 2.45 123,087
Jul 15, 2026 1.95 2.65 1.95 2.29 2.29 702,234
Jul 14, 2026 1.99 2.19 1.98 2.01 2.01 67,539
Jul 13, 2026 2.17 2.28 1.96 2.05 2.05 131,430
Jul 10, 20261-for-5 reverse split 2.18 2.94 1.95 2.44 2.44 4,725,146
Jul 9, 2026 0.4754 0.4754 0.3483 0.3800 1.90 904,364
Jul 8, 2026 0.4792 0.5243 0.4515 0.4806 2.40 626,647
Jul 7, 2026 0.5333 0.5890 0.5152 0.5434 2.72 10,283,231
Jul 6, 2026 0.5072 0.5486 0.5030 0.5302 2.65 1,767,255
Jul 2, 2026 0.5400 0.5590 0.5008 0.5011 2.50 2,997,636
Jul 1, 2026 0.5368 0.6200 0.5368 0.5590 2.79 308,161
Jun 30, 2026 0.6023 0.6023 0.5300 0.5340 2.67 315,592
Jun 29, 2026 0.6310 0.6400 0.5800 0.5985 2.99 253,531
Jun 26, 2026 0.6070 0.6950 0.6070 0.6318 3.16 667,420
Jun 25, 2026 0.6068 0.7274 0.5851 0.6516 3.26 1,481,168
Jun 24, 2026 0.5900 0.6292 0.5757 0.6210 3.10 720,094
Jun 23, 2026 0.6330 0.7000 0.6056 0.6850 3.42 19,231,472
Jun 22, 2026 0.6330 0.6330 0.5375 0.5694 2.85 658,942
Jun 18, 2026 0.6220 0.6849 0.5800 0.6197 3.10 2,394,421
Jun 17, 2026 0.6391 0.9825 0.5470 0.7500 3.75 171,878,059
Jun 16, 2026 0.4800 0.4900 0.3715 0.3860 1.93 1,064,543
Jun 15, 2026 0.6330 0.6482 0.5700 0.6152 3.08 448,820
Jun 12, 2026 0.6942 0.6942 0.5633 0.5987 2.99 682,107
Jun 11, 2026 0.6883 0.7500 0.6883 0.7200 3.60 301,688
Jun 10, 2026 0.7497 0.7600 0.6800 0.7000 3.50 385,095
Jun 9, 2026 0.8130 0.8478 0.6800 0.7548 3.77 881,285
Jun 8, 2026 0.8162 0.8300 0.7100 0.7690 3.85 2,261,984
Jun 5, 2026 0.9764 0.9900 0.7000 0.8300 4.15 1,332,088
Jun 4, 2026 1.12 1.17 0.9201 0.9992 5.00 2,649,131
Jun 3, 2026 1.16 1.47 0.9801 1.24 6.20 33,376,473
Jun 2, 2026 0.9242 0.9950 0.9000 0.9100 4.55 12,448,583
Jun 1, 2026 0.9948 1.16 0.9500 0.9896 4.95 1,838,800
May 29, 2026 1.00 2.60 1.00 1.37 6.85 20,219,144
May 28, 2026 1.18 1.18 1.02 1.02 5.10 700,384
May 27, 2026 1.12 1.26 0.8658 1.13 5.65 4,750,375
May 26, 2026 1.49 1.66 1.22 1.38 6.90 120,517,349
May 22, 2026 0.4490 0.4880 0.4288 0.4552 2.28 243,296
May 21, 2026 0.6000 0.6399 0.4500 0.4924 2.46 706,594
May 20, 2026 0.6992 0.7250 0.6200 0.6331 3.17 746,043
May 19, 2026 1.43 1.60 0.6300 0.6900 3.45 3,650,291
May 18, 2026 1.46 1.88 1.40 1.41 7.05 1,558,558
May 15, 2026 2.23 2.34 1.44 1.60 8.00 4,785,471
May 14, 2026 0.8212 2.21 0.7721 1.87 9.35 28,615,282
May 13, 2026 0.5190 1.00 0.4979 0.8544 4.27 26,568,442
May 12, 2026 0.5830 0.6001 0.5000 0.5142 2.57 4,739,337
May 11, 2026 0.5070 0.6822 0.4400 0.6750 3.38 21,639,607
May 8, 2026 0.2358 0.9799 0.2358 0.5069 2.54 314,211,737
May 7, 2026 0.2535 0.2700 0.2400 0.2405 1.20 108,011
May 6, 2026 0.2511 0.2726 0.2412 0.2690 1.34 179,943
May 5, 2026 0.2448 0.3658 0.2387 0.2722 1.36 4,884,376
May 4, 2026 0.2680 0.2680 0.2364 0.2420 1.21 78,343
May 1, 2026 0.2500 0.2693 0.2378 0.2650 1.32 123,521
Apr 30, 2026 0.2472 0.2563 0.2450 0.2493 1.25 17,935
Apr 29, 2026 0.2550 0.2661 0.2550 0.2550 1.27 16,089
Apr 28, 2026 0.2497 0.2748 0.2497 0.2603 1.30 16,143
Apr 27, 2026 0.2501 0.2562 0.2486 0.2521 1.26 17,593
Apr 24, 2026 0.2740 0.2740 0.2500 0.2562 1.28 14,956
Apr 23, 2026 0.2473 0.2600 0.2450 0.2594 1.30 45,169
Apr 22, 2026 0.2420 0.2650 0.2420 0.2585 1.29 32,361
Apr 21, 2026 0.2416 0.2610 0.2350 0.2420 1.21 38,914
Apr 20, 2026 0.2635 0.2689 0.2494 0.2504 1.25 84,320
Apr 17, 2026 0.2728 0.2786 0.2648 0.2651 1.33 44,242
Apr 16, 2026 0.2850 0.3075 0.2704 0.2789 1.39 117,623
Apr 15, 2026 0.3104 0.3311 0.2805 0.2978 1.49 62,396
Apr 14, 2026 0.3254 0.3455 0.3110 0.3110 1.55 46,444
Apr 13, 2026 0.3090 0.3476 0.2941 0.3320 1.66 403,383
Apr 10, 2026 0.3026 0.3460 0.3005 0.3100 1.55 5,366
Apr 9, 2026 0.3080 0.3459 0.3080 0.3143 1.57 19,537
Apr 8, 2026 0.3000 0.3288 0.3000 0.3218 1.61 35,913
Apr 7, 2026 0.3110 0.3250 0.3005 0.3051 1.52 15,672
Apr 6, 2026 0.3182 0.3373 0.3101 0.3200 1.60 80,158
Apr 2, 2026 0.3278 0.3338 0.3091 0.3280 1.64 655,188
Apr 1, 2026 0.2800 0.3240 0.2780 0.3050 1.52 452,488
Mar 31, 2026 0.2820 0.2900 0.2750 0.2750 1.38 47,665
Mar 30, 2026 0.3100 0.3300 0.2901 0.2999 1.50 67,710
Mar 27, 2026 0.3102 0.3300 0.3100 0.3110 1.55 108,243
Mar 26, 2026 0.3300 0.3501 0.3297 0.3351 1.68 49,917
Mar 25, 2026 0.3523 0.3625 0.3410 0.3501 1.75 30,084
Mar 24, 2026 0.3290 0.3430 0.3290 0.3410 1.71 20,326
Mar 23, 2026 0.3201 0.3910 0.3200 0.3368 1.68 65,347
Mar 20, 2026 0.3810 0.3897 0.3250 0.3310 1.66 20,331
Mar 19, 2026 0.3151 0.3990 0.3151 0.3800 1.90 129,982
Mar 18, 2026 0.3366 0.3400 0.3153 0.3154 1.58 18,427
Mar 17, 2026 0.3600 0.3600 0.3152 0.3220 1.61 12,797
Mar 16, 2026 0.3220 0.3600 0.3130 0.3210 1.60 15,573
Mar 13, 2026 0.3413 0.3639 0.3211 0.3283 1.64 18,166
Mar 12, 2026 0.3992 0.3992 0.3400 0.3412 1.71 37,654
Mar 11, 2026 0.3510 0.3580 0.3500 0.3520 1.76 14,938
Mar 10, 2026 0.3655 0.3885 0.3655 0.3704 1.85 9,424
Mar 9, 2026 0.3600 0.3825 0.3503 0.3652 1.83 33,500
Mar 6, 2026 0.3613 0.3787 0.3504 0.3620 1.81 28,103
Mar 5, 2026 0.4035 0.4035 0.3515 0.3787 1.89 62,801
Mar 4, 2026 0.3508 0.4039 0.3460 0.4039 2.02 119,262
Mar 3, 2026 0.3870 0.3902 0.3003 0.3508 1.75 183,170
Mar 2, 2026 0.4500 0.4500 0.3900 0.4175 2.09 58,384
Feb 27, 2026 0.4775 0.4775 0.3903 0.4368 2.18 93,301
Feb 26, 2026 0.6100 0.6100 0.4533 0.4850 2.42 386,533
Feb 25, 2026 0.5900 0.5964 0.5555 0.5900 2.95 330,437
Feb 24, 2026 0.5600 0.6093 0.5063 0.6093 3.05 1,646,964
Feb 23, 2026 0.4200 0.7182 0.3784 0.5930 2.96 71,768,424
Feb 20, 2026 0.3711 0.3999 0.3711 0.3728 1.86 26,326
Feb 19, 2026 0.3831 0.3946 0.3740 0.3851 1.93 7,301
Feb 18, 2026 0.4002 0.4047 0.3701 0.3711 1.86 13,572
Feb 17, 2026 0.3981 0.4257 0.3981 0.3995 2.00 5,271
Feb 13, 2026 0.4001 0.4359 0.4001 0.4258 2.13 8,176
Feb 12, 2026 0.4294 0.4349 0.4000 0.4290 2.15 57,047
Feb 11, 2026 0.4300 0.4541 0.4201 0.4210 2.10 36,569
Feb 10, 2026 0.4358 0.4360 0.4051 0.4291 2.15 45,731
Feb 9, 2026 0.4054 0.4440 0.4053 0.4070 2.04 12,167
Feb 6, 2026 0.4106 0.4213 0.3826 0.4014 2.01 13,477
Feb 5, 2026 0.4300 0.4430 0.3615 0.4110 2.06 137,012
Feb 4, 2026 0.4712 0.4712 0.4013 0.4300 2.15 57,703
Feb 3, 2026 0.4602 0.5090 0.4600 0.4610 2.31 24,724
Feb 2, 2026 0.4440 0.5245 0.4145 0.4900 2.45 214,972
Jan 30, 2026 0.4410 0.4670 0.4000 0.4322 2.16 148,519
Jan 29, 2026 0.4450 0.4590 0.4202 0.4384 2.19 31,517
Jan 28, 2026 0.4600 0.4624 0.4379 0.4620 2.31 37,261
Jan 27, 2026 0.4480 0.5147 0.4400 0.4400 2.20 33,856
Jan 26, 2026 0.4700 0.5112 0.4202 0.4202 2.10 57,157
Jan 23, 2026 0.4960 0.5053 0.4699 0.4699 2.35 20,869
Jan 22, 2026 0.5150 0.5243 0.4684 0.4712 2.36 67,357
Jan 21, 2026 0.5126 0.5353 0.5015 0.5336 2.67 20,389
Jan 20, 2026 0.5190 0.5541 0.5170 0.5305 2.65 36,603
Jan 16, 2026 0.5350 0.5798 0.5312 0.5798 2.90 16,893
Jan 15, 2026 0.5388 0.5750 0.5202 0.5310 2.65 33,577
Jan 14, 2026 0.5510 0.5510 0.5120 0.5127 2.56 33,845
Jan 13, 2026 0.5700 0.5700 0.5408 0.5422 2.71 10,485
Jan 12, 2026 0.5821 0.5821 0.5600 0.5607 2.80 18,502
Jan 9, 2026 0.5606 0.5950 0.5500 0.5652 2.83 24,420
Jan 8, 2026 0.6100 0.6190 0.5650 0.5779 2.89 137,345
Jan 7, 2026 0.5500 0.6394 0.5500 0.5810 2.90 243,242
Jan 6, 2026 0.5255 0.5551 0.5001 0.5500 2.75 65,081
Jan 5, 2026 0.4506 0.5832 0.4506 0.5170 2.58 337,752
Jan 2, 2026 0.4652 0.4896 0.4510 0.4580 2.29 18,743
Dec 31, 2025 0.4888 0.5350 0.4660 0.4660 2.33 43,103
Dec 30, 2025 0.4800 0.5095 0.4700 0.4890 2.44 109,229
Dec 29, 2025 0.5100 0.5200 0.3987 0.4770 2.38 344,867
Dec 26, 2025 0.5555 0.5699 0.5296 0.5301 2.65 30,806
Dec 24, 2025 0.5623 0.5847 0.5623 0.5702 2.85 35,952
Dec 23, 2025 0.5784 0.5999 0.5600 0.5999 3.00 69,030
Dec 22, 2025 0.6801 0.6801 0.5502 0.5963 2.98 240,973
Dec 19, 2025 0.6700 0.6843 0.5000 0.6469 3.23 576,244
Dec 18, 2025 0.5990 0.7900 0.5990 0.6900 3.45 181,535
Dec 17, 2025 0.6740 0.7320 0.5800 0.6500 3.25 42,524
Dec 16, 2025 0.7080 0.7300 0.6717 0.6790 3.40 60,980
Dec 15, 2025 0.8090 0.8124 0.7395 0.7510 3.75 20,535
Dec 12, 2025 0.7511 0.8500 0.7511 0.8347 4.17 34,462
Dec 11, 2025 0.8013 0.8100 0.7491 0.8100 4.05 382,490
Dec 10, 2025 0.8898 0.8898 0.8000 0.8292 4.15 26,089
Dec 9, 2025 0.8308 0.9100 0.8010 0.8900 4.45 128,037
Dec 8, 2025 0.8250 0.8877 0.7623 0.8160 4.08 126,452
Dec 5, 2025 0.7851 0.8280 0.7596 0.8043 4.02 167,162
Dec 4, 2025 0.7587 0.7760 0.7110 0.7543 3.77 19,374
Dec 3, 2025 0.6811 0.7770 0.6500 0.7770 3.88 116,382
Dec 2, 2025 0.7318 0.7318 0.6832 0.6924 3.46 18,834
Dec 1, 2025 0.7325 0.7325 0.6500 0.7104 3.55 16,808
Nov 28, 2025 0.7680 0.7688 0.7199 0.7325 3.66 19,971
Nov 26, 2025 0.7640 0.7832 0.7534 0.7700 3.85 26,058
Nov 25, 2025 0.8000 0.8300 0.7510 0.7518 3.76 49,593
Nov 24, 2025 0.7820 0.8079 0.7812 0.7841 3.92 42,081
Nov 21, 2025 0.8000 0.8401 0.7901 0.8201 4.10 43,989
Nov 20, 2025 0.8349 0.9027 0.8260 0.8260 4.13 91,214
Nov 19, 2025 0.8800 0.9706 0.8200 0.8259 4.13 763,823
Nov 18, 2025 0.7944 0.8308 0.7900 0.8224 4.11 560,135
Nov 17, 2025 0.8120 0.8421 0.7790 0.8150 4.08 65,704
Nov 14, 2025 0.8150 0.8300 0.7870 0.8064 4.03 106,396
Nov 13, 2025 0.8455 0.8700 0.8204 0.8310 4.16 83,640
Nov 12, 2025 0.8401 0.8949 0.8281 0.8870 4.43 1,172,299
Nov 11, 2025 0.8200 0.8524 0.7905 0.8524 4.26 258,236
Nov 10, 2025 0.8000 0.8670 0.8000 0.8312 4.16 143,440
Nov 7, 2025 0.8698 0.8971 0.8000 0.8121 4.06 282,023
Nov 6, 2025 0.9800 0.9876 0.8720 0.9050 4.53 9,066,873
Nov 5, 2025 0.8150 0.8551 0.8000 0.8311 4.16 2,036,937
Nov 4, 2025 0.8600 0.9024 0.8400 0.8402 4.20 175,979
Nov 3, 2025 0.9287 0.9600 0.9116 0.9462 4.73 124,126
Oct 31, 2025 0.9400 0.9700 0.9385 0.9684 4.84 198,103
Oct 30, 2025 0.9500 1.01 0.9300 0.9400 4.70 233,669
Oct 29, 2025 0.9552 1.14 0.9552 1.05 5.25 643,764
Oct 28, 2025 1.12 1.35 1.02 1.05 5.25 24,437,052
Oct 27, 2025 0.8800 0.8800 0.8052 0.8581 4.29 133,348
Oct 24, 2025 0.8010 0.8862 0.8010 0.8823 4.41 32,636
Oct 23, 2025 0.8500 0.9000 0.8500 0.8960 4.48 51,958
Oct 22, 2025 0.9600 1.00 0.8101 0.8408 4.20 43,375
Oct 21, 2025 0.9690 1.02 0.9500 1.01 5.05 19,259
Oct 20, 2025 1.05 1.05 0.9500 0.9600 4.80 72,515
Oct 17, 2025 1.07 1.10 0.9300 1.05 5.25 105,270
Oct 16, 2025 1.14 1.14 1.05 1.07 5.35 21,433
Oct 15, 2025 1.14 1.15 1.08 1.11 5.55 26,829
Oct 14, 2025 1.08 1.14 1.08 1.12 5.60 36,672
Oct 13, 2025 1.12 1.15 1.10 1.12 5.60 56,763
Oct 10, 2025 1.19 1.19 1.12 1.15 5.75 65,682
Oct 9, 2025 1.23 1.23 1.18 1.19 5.95 40,704
Oct 8, 2025 1.22 1.24 1.22 1.23 6.15 20,056
Oct 7, 2025 1.26 1.26 1.21 1.23 6.15 34,180
Oct 6, 2025 1.25 1.28 1.20 1.21 6.05 105,876
Oct 3, 2025 1.23 1.28 1.23 1.25 6.25 23,044
Oct 2, 2025 1.16 1.32 1.16 1.27 6.35 120,103
Oct 1, 2025 1.21 1.28 1.13 1.20 6.00 148,773
Sep 30, 2025 1.23 1.25 1.20 1.20 6.00 50,933
Sep 29, 2025 1.20 1.27 1.17 1.24 6.20 70,858
Sep 26, 2025 1.24 1.25 1.19 1.22 6.10 75,981
Sep 25, 2025 1.28 1.28 1.13 1.20 6.00 426,635
Sep 24, 2025 1.33 1.37 1.27 1.28 6.40 88,822
Sep 23, 2025 1.49 1.57 1.26 1.36 6.80 557,855
Sep 22, 2025 1.44 1.67 1.38 1.57 7.85 634,182

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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J-Star Holding Co., Ltd. Class A Ordinary Shares Executive Compensation

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



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