NYSE American · PLX · stock
Protalix BioTherapeutics, Inc. (PLX) stock price history
Every NYSE American trading session of Protalix BioTherapeutics, Inc. from May 15, 1998 to Sep 28, 2026: 7,136 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.
PLX adjusted close, 1998 to 2026
- $875.00
- All time high, 1998
- $3.19
- 52 week high, $1.60 low
- 7,136
- Daily sessions since 1998
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1998 to 2026 series and minute bars.
PLX key facts
- Protalix BioTherapeutics, Inc. (PLX) closed at $2.69 on Sep 28, 2026 on NYSE American.
- PLX's all time high close is $875.00, set on May 18, 1998; its all time low close is $0.8100 on Dec 3, 2021.
- PLX's 52 week range is $1.60 to $3.19.
- PLX returned +30.6% over the year to Sep 28, 2026 and +94.9% over five years.
- Over ten years PLX returned -53%, -7.2% a year compounded.
- PLX's deepest drawdown was -99.9% from May 18, 1998 to Dec 3, 2021.
- DataCedar holds 7,136 daily sessions of PLX history from May 15, 1998 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
PLX price chart, 1998 to 2026
PLX returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +5.9% |
| 3 months | +17.0% |
| 6 months | +25.7% |
| Year to date | +54.6% |
| 1 year | +30.6% |
| 3 years | +67.1% |
| 5 years | +94.9% |
| 10 years | -52.8% |
| Since May 15, 1998 | -99.7% |
| Compound annual growth, 28.4 years | -18.4% |
PLX records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $875.00 on May 18, 1998
- All time low close
- $0.8100 on Dec 3, 2021
- 52 week high
- $3.19 on Feb 23, 2026
- 52 week low
- $1.60 on Oct 17, 2025
- Deepest drawdown
- -99.9% from May 18, 1998 to Dec 3, 2021, not yet recovered
- Best single session
- +1,300% on Dec 31, 1999
- Worst single session
- -85.7% on Jan 18, 2000
- Volatility, 1 year annualised
- 64.0%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2005, +2,025%
- Worst calendar year
- 2007, -80%
PLX 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. 1998 starts on May 15, 1998; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $1.83 | $3.19 | $1.72 | $2.69 | +49.4% | 168M | 185 |
| 2025 | $1.86 | $3.10 | $1.32 | $1.80 | -4.3% | 201.1M | 250 |
| 2024 | $1.78 | $1.96 | $0.8200 | $1.88 | +5.6% | 87.8M | 252 |
| 2023 | $1.38 | $3.55 | $1.21 | $1.78 | +29.9% | 271.5M | 250 |
| 2022 | $0.8400 | $2.00 | $0.7000 | $1.37 | +65.1% | 277.2M | 251 |
| 2021 | $3.66 | $7.02 | $0.7900 | $0.8300 | -77.1% | 314M | 252 |
| 2020 | $3.74 | $4.87 | $2.04 | $3.63 | +10.7% | 40.8M | 253 |
| 2019 | $3.20 | $6.00 | $1.70 | $3.28 | +5.8% | 17.2M | 252 |
| 2018 | $7.10 | $8.30 | $2.70 | $3.10 | -53.0% | 17M | 251 |
| 2017 | $4.80 | $15.10 | $3.80 | $6.60 | +46.7% | 44.8M | 251 |
| 2016 | $10.00 | $10.20 | $2.60 | $4.50 | -55.9% | 12.9M | 252 |
| 2015 | $18.50 | $24.00 | $7.40 | $10.20 | -44.6% | 8.2M | 252 |
| 2014 | $39.30 | $53.00 | $17.10 | $18.40 | -52.7% | 7.5M | 252 |
| 2013 | $58.40 | $67.30 | $37.00 | $38.90 | -25.0% | 6.4M | 252 |
| 2012 | $50.30 | $77.00 | $47.10 | $51.90 | +5.3% | 9.4M | 250 |
| 2011 | $100.00 | $106.00 | $40.60 | $49.30 | -50.6% | 7.6M | 252 |
| 2010 | $69.90 | $100.50 | $56.30 | $99.80 | +50.8% | 10.3M | 252 |
| 2009 | $19.00 | $125.00 | $17.40 | $66.20 | +259.8% | 11.6M | 252 |
| 2008 | $36.00 | $39.70 | $9.60 | $18.40 | -45.9% | 1.6M | 253 |
| 2007 | $140.00 | $484.00 | $30.10 | $34.00 | -79.6% | 2.8M | 251 |
| 2006 | $430.00 | $580.00 | $140.00 | $167.00 | -60.7% | 18.2K | 251 |
| 2005 | $20.00 | $550.00 | $13.00 | $425.00 | +2,025% | 8.2K | 252 |
| 2004 | $40.00 | $70.00 | $20.00 | $20.00 | -50.0% | 307 | 252 |
| 2003 | $11.00 | $51.00 | $11.00 | $40.00 | +263.6% | 298 | 252 |
| 2002 | $23.00 | $38.00 | $11.00 | $11.00 | -52.2% | 682 | 252 |
| 2001 | $18.75 | $40.00 | $15.00 | $23.00 | +22.7% | 1.7K | 248 |
| 2000 | $87.50 | $93.75 | $6.25 | $18.75 | -78.6% | 2.3K | 252 |
| 1999 | $225.00 | $262.50 | $6.25 | $87.50 | -61.1% | 3.5K | 252 |
| 1998 | $850.00 | $912.50 | $100.00 | $225.00 | n/a | 2.7K | 160 |
PLX monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $2.69 | +4.7% |
| August 2026 | $2.57 | +8.4% |
| July 2026 | $2.37 | +1.7% |
| June 2026 | $2.33 | +10.4% |
| May 2026 | $2.11 | -1.9% |
| April 2026 | $2.15 | -0.9% |
| March 2026 | $2.17 | -24.7% |
| February 2026 | $2.88 | +23.1% |
| January 2026 | $2.34 | +30.0% |
| December 2025 | $1.80 | +1.1% |
| November 2025 | $1.78 | -24.9% |
| October 2025 | $2.37 | +6.8% |
About the PLX data
Daily bars. 7,136 sessions from May 15, 1998 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 15, 1998, 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/PLX/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE American
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Common questions
PLX share price history
