Nasdaq · GOSS · stock

Gossamer Bio, Inc. (GOSS) stock price history

Every Nasdaq trading session of Gossamer Bio, Inc. from Feb 8, 2019 to Nov 12, 2026: 1,953 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.

GOSS adjusted close, 2019 to 2026

GOSSGossamer Bio, Inc.
$11.24+316.3% over one year
2020202220242026
$26.79
All time high, 2019
$14.72
52 week high, $0.1140 low
1,953
Daily sessions since 2019

Last updated Nov 12, 2026, the last stored session. Refreshes after each trading day. Full 2019 to 2026 series and minute bars.

GOSS key facts

  • Gossamer Bio, Inc. (GOSS) closed at $11.24 on Nov 12, 2026 on Nasdaq.
  • GOSS's all time high close is $26.79, set on Dec 11, 2019; its all time low close is $0.1360 on Jul 24, 2026.
  • GOSS's 52 week range is $0.1140 to $14.72.
  • GOSS returned +316.3% over the year to Nov 12, 2026 and -7.0% over five years.
  • Since Feb 8, 2019 GOSS returned -37%, -5.8% a year compounded.
  • GOSS's deepest drawdown was -99.5% from Dec 11, 2019 to Jul 24, 2026.
  • DataCedar holds 1,953 daily sessions of GOSS history from Feb 8, 2019 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.

GOSS price chart, 2019 to 2026

GOSS adjusted close, Feb 8, 2019 to Nov 12, 2026$0.1410$0.8100$4.65$26.7320192020202120222023202420252026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

GOSS returns

Price return from the last close on or before the window start to Nov 12, 2026, on adjusted closes.

PeriodReturn
1 month+21.1%
3 months+6,215%
6 months+3,196%
Year to date+260.3%
1 year+316.3%
3 years+2,045%
5 years-7.0%
10 yearsn/a
Since Feb 8, 2019-37.3%
Compound annual growth, 7.8 years-5.8%

GOSS records

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

All time high close
$26.79 on Dec 11, 2019
All time low close
$0.1360 on Jul 24, 2026
52 week high
$14.72 on Sep 8, 2026
52 week low
$0.1140 on Jul 14, 2026
Deepest drawdown
-99.5% from Dec 11, 2019 to Jul 24, 2026, not yet recovered
Best single session
+7,778% on Sep 1, 2026
Worst single session
-98.7% on Sep 10, 2026
Volatility, 1 year annualised
782.1%
Sessions closing higher, 1 year
46%
Best calendar year
2025, +243%
Worst calendar year
2022, -81%

GOSS 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. 2019 starts on Feb 8, 2019; 2026 runs to Nov 12, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$3.15$14.72$0.1140$11.24+262.6%3.2B219
2025$0.9140$3.87$0.7600$3.10+242.5%658.7M250
2024$0.9200$1.60$0.4990$0.9050-0.9%372.4M252
2023$2.15$3.06$0.4530$0.9130-57.9%661.1M250
2022$11.43$15.19$1.57$2.17-80.8%493.8M251
2021$9.81$14.30$7.04$11.31+17.0%142.3M252
2020$15.70$16.79$7.52$9.67-38.1%160.5M253
2019$19.00$27.15$14.16$15.63n/a96.2M226

GOSS monthly closes, last 12 months

MonthMonth end closeChange
November 2026$11.24+8.3%
October 2026$10.38-12.4%
September 2026$11.85+6,871%
August 2026$0.17000.0%
July 2026$0.1700+3.0%
June 2026$0.1650-28.6%
May 2026$0.2310-37.2%
April 2026$0.3680+11.9%
March 2026$0.3290-22.6%
February 2026$0.4250-81.4%
January 2026$2.28-26.5%
December 2025$3.10-7.2%

About the GOSS data

Daily bars. 1,953 sessions from Feb 8, 2019 to Nov 12, 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 Oct 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 Feb 8, 2019, 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/nasdaq%3AGOSS/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

GOSS share price history

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