Other US listings · MDTK · stock
Bryn Inc. (MDTK) stock price history
Every Other US listings trading session of Bryn Inc. from Mar 29, 2010 to Oct 30, 2026: 4,174 daily bars, adjusted for splits and dividends, with minute bars arriving as capture begins. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
MDTK adjusted close, 2010 to 2026
- $16,333,333
- All time high, 2010
- $64,750
- 52 week high, $370.00 low
- 4,174
- Daily sessions since 2010
Last updated Oct 30, 2026, the last stored session. Refreshes after each trading day. Full 2010 to 2026 series and minute bars.
MDTK key facts
- Bryn Inc. (MDTK) closed at $2,100 on Oct 30, 2026 on Other US listings.
- MDTK's all time high close is $16,333,333, set on May 14, 2010; its all time low close is $10.00 on Nov 11, 2021.
- MDTK's 52 week range is $370.00 to $64,750.
- MDTK returned -60.0% over the year to Oct 30, 2026 and -84.0% over five years.
- Over ten years MDTK returned -96%, -27.2% a year compounded.
- MDTK's deepest drawdown was -100.0% from May 14, 2010 to Nov 11, 2021.
- DataCedar holds 4,174 daily sessions of MDTK history from Mar 29, 2010, adjusted for splits and dividends, served by the API under a key.
MDTK price chart, 2010 to 2026
MDTK returns
Price return from the last close on or before the window start to Oct 30, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | 0.0% |
| 3 months | -82.6% |
| 6 months | -93.0% |
| Year to date | -62.8% |
| 1 year | -60.0% |
| 3 years | +1,809% |
| 5 years | -84.0% |
| 10 years | -95.8% |
| Since Mar 29, 2010 | -100.0% |
| Compound annual growth, 16.6 years | -41.0% |
MDTK records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $16,333,333 on May 14, 2010
- All time low close
- $10.00 on Nov 11, 2021
- 52 week high
- $64,750 on May 12, 2026
- 52 week low
- $370.00 on Sep 23, 2026
- Deepest drawdown
- -100.0% from May 14, 2010 to Nov 11, 2021, not yet recovered
- Best single session
- +1,900% on Oct 24, 2022
- Worst single session
- -99.0% on Nov 11, 2021
- Volatility, 1 year annualised
- 395.4%
- Sessions closing higher, 1 year
- 7%
- Best calendar year
- 2025, +1,783%
- Worst calendar year
- 2021, -100%
MDTK price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2010 starts on Mar 29, 2010; 2026 runs to Oct 30, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $5,650 | $64,750 | $370.00 | $2,100 | -62.8% | 1 | 209 |
| 2025 | $300.00 | $74,000 | $300.00 | $5,650 | +1,783% | 0 | 250 |
| 2024 | $60.00 | $350.00 | $10.00 | $300.00 | +400.0% | 0 | 252 |
| 2023 | $50.00 | $110.00 | $40.00 | $60.00 | +20.0% | 0 | 250 |
| 2022 | $30.00 | $1,000 | $30.00 | $50.00 | +66.7% | 0 | 251 |
| 2021 | $547,500 | $624,000 | $10.00 | $30.00 | -100.0% | 0 | 252 |
| 2020 | $130,000 | $1,900,000 | $40,000 | $624,000 | +380.0% | 0 | 253 |
| 2019 | $50,000 | $170,000 | $20,000 | $130,000 | +160.0% | 0 | 252 |
| 2018 | $80,000 | $90,000 | $20,000 | $50,000 | -37.5% | 0 | 251 |
| 2017 | $70,000 | $440,000 | $30,000 | $80,000 | +14.3% | 0 | 251 |
| 2016 | $70,000 | $450,000 | $10,000 | $70,000 | 0.0% | 0 | 252 |
| 2015 | $290,000 | $410,000 | $20,000 | $70,000 | -75.0% | 0 | 251 |
| 2014 | $300,000 | $500,000 | $50,000 | $280,000 | -6.7% | 0 | 252 |
| 2013 | $550,000 | $750,000 | $110,000 | $300,000 | -43.4% | 0 | 252 |
| 2012 | $2,650,000 | $2,700,000 | $100,000 | $530,000 | -79.8% | 0 | 250 |
| 2011 | $400,000 | $3,400,000 | $100,000 | $2,620,000 | +555.0% | 0 | 252 |
| 2010 | $13,333,333 | $16,333,333 | $310,000 | $400,000 | n/a | 0 | 194 |
MDTK monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| October 2026 | $2,100 | 0.0% |
| September 2026 | $2,100 | -84.2% |
| August 2026 | $13,250 | +9.5% |
| July 2026 | $12,100 | -32.8% |
| June 2026 | $18,000 | +9.0% |
| May 2026 | $16,520 | -44.9% |
| April 2026 | $29,990 | +350.3% |
| March 2026 | $6,660 | +8.1% |
| February 2026 | $6,160 | +9.0% |
| January 2026 | $5,650 | 0.0% |
| December 2025 | $5,650 | -13.1% |
| November 2025 | $6,500 | +23.8% |
About the MDTK data
Daily bars. 4,174 sessions from Mar 29, 2010 to Oct 30, 2026, one row per Other US listings trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Not stored for this listing yet. Minute history is captured forward from the day collection begins for a symbol and is never backfilled.
Time and currency. Session dates are Other US listings trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Mar 29, 2010, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/other%3AMDTK/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Other US listings
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Common questions
MDTK share price history
