NYSE American · ARMP · stock
Armata Pharmaceuticals, Inc. (ARMP) stock price history
Every NYSE American trading session of Armata Pharmaceuticals, Inc. from May 20, 1994 to Sep 28, 2026: 8,143 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
ARMP adjusted close, 1994 to 2026
- $1,785,000
- All time high, 2000
- $16.34
- 52 week high, $2.94 low
- 8,143
- Daily sessions since 1994
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1994 to 2026 series and minute bars.
ARMP key facts
- Armata Pharmaceuticals, Inc. (ARMP) closed at $3.78 on Sep 28, 2026 on NYSE American.
- ARMP's all time high close is $1,785,000, set on Feb 17, 2000; its all time low close is $0.9000 on Apr 10, 2025.
- ARMP's 52 week range is $2.94 to $16.34.
- ARMP returned +25.6% over the year to Sep 28, 2026 and +4.4% over five years.
- Over ten years ARMP returned -98%, -32.6% a year compounded.
- ARMP's deepest drawdown was -100.0% from Feb 17, 2000 to Apr 10, 2025.
- DataCedar holds 8,143 daily sessions of ARMP history from May 20, 1994 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
ARMP price chart, 1994 to 2026
ARMP returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -29.6% |
| 3 months | -48.9% |
| 6 months | -54.8% |
| Year to date | -39.4% |
| 1 year | +25.6% |
| 3 years | +34.0% |
| 5 years | +4.4% |
| 10 years | -98.1% |
| Since May 20, 1994 | -100.0% |
| Compound annual growth, 32.4 years | -30.4% |
ARMP records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $1,785,000 on Feb 17, 2000
- All time low close
- $0.9000 on Apr 10, 2025
- 52 week high
- $16.34 on Oct 22, 2025
- 52 week low
- $2.94 on Sep 29, 2025
- Deepest drawdown
- -100.0% from Feb 17, 2000 to Apr 10, 2025, not yet recovered
- Best single session
- +136.4% on Mar 25, 2009
- Worst single session
- -58.6% on May 5, 2017
- Volatility, 1 year annualised
- 130.0%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2003, +447%
- Worst calendar year
- 2016, -89%
ARMP 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. 1994 starts on May 20, 1994; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $6.59 | $14.98 | $3.48 | $3.78 | -39.8% | 23M | 185 |
| 2025 | $1.89 | $16.34 | $0.9000 | $6.28 | +239.5% | 35M | 250 |
| 2024 | $3.14 | $4.48 | $1.80 | $1.85 | -42.9% | 3.1M | 252 |
| 2023 | $1.24 | $5.26 | $1.07 | $3.24 | +161.3% | 13.9M | 250 |
| 2022 | $5.30 | $6.46 | $0.8300 | $1.24 | -77.4% | 2.8M | 251 |
| 2021 | $2.98 | $10.48 | $2.82 | $5.48 | +83.9% | 7.2M | 252 |
| 2020 | $3.38 | $6.92 | $2.52 | $2.98 | -8.3% | 17.3M | 253 |
| 2019 | $2.94 | $6.30 | $2.45 | $3.25 | +10.5% | 11.1M | 252 |
| 2018 | $14.56 | $28.70 | $2.10 | $2.94 | -79.2% | 7.6M | 251 |
| 2017 | $63.00 | $95.20 | $9.38 | $14.14 | -77.0% | 8M | 251 |
| 2016 | $557.20 | $768.60 | $50.40 | $61.60 | -88.9% | 331.6K | 252 |
| 2015 | $1,470 | $2,380 | $385.00 | $557.20 | -62.1% | 35.3K | 252 |
| 2014 | $3,500 | $5,180 | $490.00 | $1,470 | -58.0% | 3.9K | 252 |
| 2013 | $1,260 | $4,970 | $700.00 | $3,500 | +177.8% | 2.4K | 252 |
| 2012 | $770.00 | $1,750 | $560.00 | $1,260 | +63.6% | 669 | 250 |
| 2011 | $2,520 | $2,870 | $350.00 | $770.00 | -69.4% | 1.6K | 252 |
| 2010 | $2,030 | $3,500 | $910.00 | $2,520 | +28.6% | 3.7K | 252 |
| 2009 | $1,050 | $4,900 | $420.00 | $1,960 | +27.3% | 8.9K | 252 |
| 2008 | $10,780 | $12,600 | $910.00 | $1,540 | -85.7% | 1.6K | 253 |
| 2007 | $38,990 | $41,300 | $10,150 | $10,780 | -71.3% | 10.5K | 251 |
| 2006 | $35,000 | $50,120 | $11,970 | $37,590 | +9.6% | 6.2K | 251 |
| 2005 | $112,000 | $133,000 | $28,000 | $34,300 | -68.4% | 987 | 252 |
| 2004 | $156,800 | $230,300 | $65,800 | $108,500 | -29.2% | 1.3K | 252 |
| 2003 | $28,700 | $310,100 | $17,500 | $153,300 | +447.5% | 2.8K | 252 |
| 2002 | $189,700 | $226,800 | $21,000 | $28,000 | -85.2% | 645 | 252 |
| 2001 | $463,750 | $647,500 | $101,500 | $189,700 | -59.5% | 471 | 248 |
| 2000 | $282,188 | $1,960,000 | $253,750 | $468,125 | +69.8% | 1.6K | 252 |
| 1999 | $96,250 | $341,250 | $87,500 | $275,625 | +200.0% | 442 | 252 |
| 1998 | $188,125 | $297,500 | $61,250 | $91,875 | -50.0% | 666 | 252 |
| 1997 | $315,000 | $450,625 | $157,500 | $183,750 | -41.7% | 167 | 253 |
| 1996 | $391,563 | $507,500 | $201,250 | $315,000 | -20.0% | 238 | 254 |
| 1995 | $385,000 | $455,000 | $245,000 | $393,750 | +7.1% | 75 | 252 |
| 1994 | $420,000 | $498,750 | $262,500 | $367,500 | n/a | 12 | 156 |
ARMP monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $3.78 | -31.4% |
| August 2026 | $5.51 | +21.4% |
| July 2026 | $4.54 | -29.9% |
| June 2026 | $6.48 | -20.7% |
| May 2026 | $8.17 | -18.1% |
| April 2026 | $9.98 | -2.5% |
| March 2026 | $10.24 | -4.8% |
| February 2026 | $10.76 | +60.6% |
| January 2026 | $6.70 | +6.7% |
| December 2025 | $6.28 | -14.3% |
| November 2025 | $7.33 | +49.3% |
| October 2025 | $4.91 | +64.8% |
About the ARMP data
Daily bars. 8,143 sessions from May 20, 1994 to Sep 28, 2026, one row per NYSE American 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. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE American 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 May 20, 1994, 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/ARMP/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE American
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Common questions
ARMP share price history
