Nasdaq · CSPI · stock
Csp INC /Ma/ (CSPI) stock price history
Every Nasdaq trading session of Csp INC /Ma/ from Jan 29, 1982 to Sep 28, 2026: 11,255 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.
CSPI adjusted close, 1982 to 2026
- $27.37
- All time high, 2024
- $14.87
- 52 week high, $7.08 low
- 11,255
- Daily sessions since 1982
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1982 to 2026 series and minute bars.
CSPI key facts
- Csp INC /Ma/ (CSPI) closed at $7.65 on Sep 28, 2026 on Nasdaq.
- CSPI's all time high close is $27.37, set on Mar 1, 2024; its all time low close is $0.7288 on Oct 21, 2002.
- CSPI's 52 week range is $7.08 to $14.87.
- CSPI returned -37.6% over the year to Sep 28, 2026 and +79.5% over five years.
- Over ten years CSPI returned +81%, +6.1% a year compounded.
- CSPI's deepest drawdown was -86.3% from Feb 3, 1983 to Oct 21, 2002.
- DataCedar holds 11,255 daily sessions of CSPI history from Jan 29, 1982 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
CSPI price chart, 1982 to 2026
CSPI returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -6.0% |
| 3 months | -5.0% |
| 6 months | -3.6% |
| Year to date | -39.7% |
| 1 year | -37.6% |
| 3 years | -10.6% |
| 5 years | +79.5% |
| 10 years | +80.7% |
| Since Jan 29, 1982 | +298.7% |
| Compound annual growth, 44.7 years | +3.1% |
CSPI records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $27.37 on Mar 1, 2024
- All time low close
- $0.7288 on Oct 21, 2002
- 52 week high
- $14.87 on Dec 15, 2025
- 52 week low
- $7.08 on Aug 19, 2026
- Deepest drawdown
- -86.3% from Feb 3, 1983 to Oct 21, 2002, recovered Dec 21, 2017
- Best single session
- +44.2% on Feb 14, 2000
- Worst single session
- -31.2% on Aug 10, 2005
- Volatility, 1 year annualised
- 52.1%
- Sessions closing higher, 1 year
- 45%
- Growth of 1 since 1982
- 4.0×
- Best calendar year
- 2003, +139%
- Worst calendar year
- 2000, -61%
CSPI 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. 1982 starts on Jan 29, 1982; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $12.49 | $12.86 | $7.08 | $7.65 | -38.4% | 4.4M | 185 |
| 2025 | $15.66 | $21.62 | $9.54 | $12.42 | -21.6% | 7M | 250 |
| 2024 | $9.77 | $29.30 | $8.87 | $15.83 | +66.1% | 19.8M | 252 |
| 2023 | $4.59 | $13.66 | $4.39 | $9.53 | +108.9% | 8.1M | 250 |
| 2022 | $4.23 | $4.79 | $3.18 | $4.56 | +8.0% | 8M | 251 |
| 2021 | $3.71 | $6.88 | $3.71 | $4.22 | +13.7% | 4.3M | 252 |
| 2020 | $6.21 | $7.53 | $2.17 | $3.71 | -40.1% | 3M | 253 |
| 2019 | $4.29 | $7.20 | $4.19 | $6.20 | +41.8% | 1.5M | 252 |
| 2018 | $6.69 | $8.16 | $3.82 | $4.37 | -36.0% | 4.7M | 251 |
| 2017 | $4.33 | $7.35 | $3.42 | $6.83 | +57.4% | 4.3M | 251 |
| 2016 | $2.61 | $4.90 | $2.10 | $4.34 | +59.7% | 7.3M | 252 |
| 2015 | $2.67 | $2.90 | $2.03 | $2.72 | +1.4% | 4M | 252 |
| 2014 | $2.81 | $3.08 | $2.32 | $2.68 | -4.3% | 5.1M | 252 |
| 2013 | $2.22 | $3.18 | $1.70 | $2.80 | +31.8% | 11.7M | 252 |
| 2012 | $1.00 | $2.17 | $0.9271 | $2.13 | +116.5% | 5.6M | 250 |
| 2011 | $1.13 | $1.51 | $0.9606 | $0.9819 | -13.0% | 2.6M | 252 |
| 2010 | $1.19 | $1.60 | $0.9758 | $1.13 | +1.1% | 5.3M | 252 |
| 2009 | $0.8874 | $1.30 | $0.7624 | $1.12 | +25.8% | 4.3M | 252 |
| 2008 | $2.04 | $2.32 | $0.4605 | $0.8874 | -56.5% | 5.5M | 253 |
| 2007 | $2.44 | $3.62 | $1.89 | $2.04 | -18.2% | 9.3M | 251 |
| 2006 | $2.10 | $2.82 | $1.68 | $2.49 | +16.0% | 2M | 251 |
| 2005 | $3.17 | $3.65 | $1.85 | $2.15 | -32.1% | 15.1M | 252 |
| 2004 | $1.83 | $3.61 | $1.67 | $3.17 | +68.4% | 4.4M | 252 |
| 2003 | $0.7959 | $2.13 | $0.7380 | $1.88 | +139.1% | 4.2M | 252 |
| 2002 | $1.08 | $1.26 | $0.6861 | $0.7868 | -27.3% | 2.2M | 252 |
| 2001 | $0.9339 | $1.30 | $0.8577 | $1.08 | +18.3% | 4.9M | 248 |
| 2000 | $2.67 | $5.18 | $0.8005 | $0.9149 | -60.7% | 40.7M | 252 |
| 1999 | $2.15 | $5.18 | $1.39 | $2.33 | +5.7% | 21.9M | 252 |
| 1998 | $1.80 | $3.53 | $1.73 | $2.20 | +20.1% | 3.1M | 252 |
| 1997 | $1.63 | $2.09 | $1.40 | $1.83 | -3.0% | 1.9M | 253 |
| 1996 | $2.06 | $2.35 | $1.58 | $1.89 | -8.3% | 1.5M | 254 |
| 1995 | $1.83 | $2.18 | $1.60 | $2.06 | +20.0% | 4.6M | 252 |
| 1994 | $1.95 | $2.41 | $1.63 | $1.72 | -11.8% | 4.6M | 252 |
| 1993 | $2.29 | $2.69 | $1.95 | $1.95 | -19.0% | 5.9M | 253 |
| 1992 | $1.86 | $2.75 | $1.55 | $2.41 | +29.2% | 4.9M | 254 |
| 1991 | $1.17 | $1.98 | $1.03 | $1.86 | +54.8% | 3.7M | 253 |
| 1990 | $1.32 | $1.72 | $1.12 | $1.20 | -8.7% | 4.3M | 253 |
| 1989 | $1.46 | $1.55 | $1.29 | $1.32 | -8.0% | 1.6M | 252 |
| 1988 | $1.20 | $1.66 | $1.12 | $1.43 | +19.0% | 2M | 253 |
| 1987 | $1.35 | $1.66 | $1.06 | $1.20 | -8.7% | 7M | 253 |
| 1986 | $2.69 | $3.35 | $1.15 | $1.32 | -51.1% | 13.6M | 253 |
| 1985 | $1.46 | $2.81 | $1.40 | $2.69 | +88.0% | 9M | 252 |
| 1984 | $2.75 | $3.09 | $1.35 | $1.43 | -47.9% | 4.3M | 253 |
| 1983 | $3.72 | $5.38 | $2.75 | $2.75 | -26.2% | 7.5M | 253 |
| 1982 | $1.92 | $4.58 | $1.83 | $3.72 | n/a | 3M | 234 |
CSPI monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $7.65 | -3.3% |
| August 2026 | $7.91 | 0.0% |
| July 2026 | $7.91 | -0.4% |
| June 2026 | $7.94 | -19.7% |
| May 2026 | $9.89 | +6.8% |
| April 2026 | $9.26 | +7.4% |
| March 2026 | $8.62 | -4.0% |
| February 2026 | $8.98 | -20.8% |
| January 2026 | $11.35 | -8.6% |
| December 2025 | $12.42 | +9.3% |
| November 2025 | $11.36 | -14.1% |
| October 2025 | $13.22 | +15.5% |
About the CSPI data
Daily bars. 11,255 sessions from Jan 29, 1982 to Sep 28, 2026, one row per Nasdaq 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 Nasdaq 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 Jan 29, 1982, 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/CSPI/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on Nasdaq
Common questions
CSPI share price history
