Nasdaq · CAPNU · stock

Cayson Acquisition Corp (CAPNU) stock price history

Every Nasdaq trading session of Cayson Acquisition Corp from Sep 20, 2024 to Sep 25, 2026: 505 daily bars, adjusted for splits and dividends, with minute bars from Sep 18, 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.

CAPNU adjusted close, 2024 to 2026

CAPNUCayson Acquisition Corp
$11.35+8.6% over one year
20252026
$11.76
All time high, 2026
$11.76
52 week high, $10.40 low
505
Daily sessions since 2024

Last updated Sep 25, 2026, the last stored session. Refreshes after each trading day. Full 2024 to 2026 series and minute bars.

CAPNU key facts

  • Cayson Acquisition Corp (CAPNU) closed at $11.35 on Sep 25, 2026 on Nasdaq.
  • CAPNU's all time high close is $11.76, set on Jan 13, 2026; its all time low close is $10.00 on Sep 20, 2024.
  • CAPNU's 52 week range is $10.40 to $11.76.
  • CAPNU returned +8.6% over the year to Sep 25, 2026.
  • Since Sep 20, 2024 CAPNU returned +14%, +6.5% a year compounded.
  • CAPNU's deepest drawdown was -8.3% from Jun 2, 2025 to Jun 3, 2025.
  • DataCedar holds 505 daily sessions of CAPNU history from Sep 20, 2024 and minute bars from Sep 18, 2026, adjusted for splits and dividends, served by the API under a key.

CAPNU price chart, 2024 to 2026

CAPNU adjusted close, Sep 20, 2024 to Sep 25, 2026$10.00$10.59$11.17$11.76202420252026
Adjusted daily close. 260 sampled points across the full history; the API serves every session.

CAPNU returns

Price return from the last close on or before the window start to Sep 25, 2026, on adjusted closes.

PeriodReturn
1 month+1.6%
3 months+1.6%
6 months+4.1%
Year to date+9.1%
1 year+8.6%
3 yearsn/a
5 yearsn/a
10 yearsn/a
Since Sep 20, 2024+13.5%
Compound annual growth, 2.0 years+6.5%

CAPNU records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$11.76 on Jan 13, 2026
All time low close
$10.00 on Sep 20, 2024
52 week high
$11.76 on Jan 13, 2026
52 week low
$10.40 on Nov 12, 2025
Deepest drawdown
-8.3% from Jun 2, 2025 to Jun 3, 2025, recovered Jan 13, 2026
Best single session
+13.1% on Jan 13, 2026
Worst single session
-8.3% on Jun 3, 2025
Volatility, 1 year annualised
14.9%
Sessions closing higher, 1 year
2%
Best calendar year
2025, +3%
Worst calendar year
2025, +3%

CAPNU 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. 2024 starts on Sep 20, 2024; 2026 runs to Sep 25, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$10.40$11.76$10.40$11.35+9.1%2.4K184
2025$10.12$11.31$10.12$10.40+2.8%12.2K250
2024$10.00$10.25$10.00$10.12n/a2.5M71

CAPNU monthly closes, last 12 months

MonthMonth end closeChange
September 2026$11.35+1.6%
August 2026$11.170.0%
July 2026$11.170.0%
June 2026$11.17+2.4%
May 2026$10.910.0%
April 2026$10.91+0.1%
March 2026$10.90-7.3%
February 2026$11.760.0%
January 2026$11.76+13.1%
December 2025$10.400.0%
November 2025$10.40-0.5%
October 2025$10.450.0%

About the CAPNU data

Daily bars. 505 sessions from Sep 20, 2024 to Sep 25, 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 Sep 18, 2026 forward, most recent session Sep 23, 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 Sep 20, 2024, 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/CAPNU/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

Nearby on Nasdaq

  • CANC Tema Oncology ETF
  • CANQ Calamos Nasdaq Equity & Income ETF
  • CAPN Cayson Acquisition Corp
  • CAPNR Cayson Acquisition Corp
  • CAPR Capricor Therapeutics, INC.
  • CAPS Capstone Holding Corp.
  • CAQ Cambridge Acquisition Corp.
  • CAQUU Cambridge Acquisition Corp.

Common questions

CAPNU share price history

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