Gossamer Bio, Inc. (GOSS)

Typically moves ±5.69% on earnings

EARNINGS ANALYTICS

event_upcoming Est. Next Earnings: 2026-11-13 ESTIMATED

Gossamer Bio, Inc. (GOSS) has reported earnings 23 times since May 06, 2021. The stock moves an average of ±5.69% the day after reporting, closing higher 34.8% of the time. Its largest post-earnings gain was +11.54% (Mar 13, 2025) and its largest decline was -42.79% (May 18, 2026). The next earnings report is predicted for 2026-11-13 (estimated).

Earnings reactions

How GOSS moved on each past earnings report.

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Earnings Impact

Total Earnings

Avg Abs. Movement

±5.69%

Positive %

34.8%

Negative %

65.2%

Historical Earnings Statistics

Date	Timing	Earnings move	SEC Filing
Aug 13, 2026	☽ POST	-9.24%	open_in_new
Jul 27, 2026	☽ POST	+6.05%	open_in_new
May 18, 2026	☀ PRE	-42.79%	open_in_new
Mar 17, 2026	☽ POST	-8.05%	open_in_new
Nov 05, 2025	☽ POST	-2.53%	open_in_new
Aug 05, 2025	☽ POST	-8.33%	open_in_new
May 15, 2025	☽ POST	-0.95%	open_in_new
Mar 13, 2025	☽ POST	+11.54%	open_in_new
Nov 07, 2024	☽ POST	-0.9%	open_in_new
Aug 12, 2024	☽ POST	+3.77%	open_in_new
May 07, 2024	☽ POST	+3.14%	open_in_new
Mar 05, 2024	☀ PRE	+0%	open_in_new
Nov 09, 2023	☀ PRE	-7.56%	open_in_new
Aug 08, 2023	☽ POST	-1.64%	open_in_new
May 09, 2023	☽ POST	+3.68%	open_in_new
Mar 17, 2023	☀ PRE	-8.48%	open_in_new
Nov 03, 2022	☽ POST	-0.75%	open_in_new
Aug 09, 2022	☀ PRE	-0.38%	open_in_new
May 10, 2022	☽ POST	+0.7%	open_in_new
Mar 03, 2022	☽ POST	+6.19%	open_in_new
Nov 08, 2021	☽ POST	-1.87%	open_in_new
Aug 09, 2021	☽ POST	-2.15%	open_in_new
May 06, 2021	☀ PRE	-0.24%	open_in_new

event

Earnings Count

Total earnings in dataset

trending_up

Avg Abs. Movement

±5.69%

Avg % price change on earnings

description

SEC Filings

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Browse all SEC filings

account_balance

Institutional ownership

Holdings as of Jun 30, 2026 · SEC 13-F

View all 19 →

Funds holding

$3944960

Total value held

Buying

10 added · 9 reduced

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SEC Filing Types

Recent SEC Filings

10 most recent

Form	Date Filed	View on EDGAR
D	20260904	open_in_new SEC.gov
8-K	20260903	open_in_new SEC.gov
PRE 14A	20260903	open_in_new SEC.gov
4	20260826	open_in_new SEC.gov
4	20260826	open_in_new SEC.gov
4	20260826	open_in_new SEC.gov
4	20260826	open_in_new SEC.gov
4	20260826	open_in_new SEC.gov
8-K	20260826	open_in_new SEC.gov
SCHEDULE 13D/A	20260824	open_in_new SEC.gov

Frequently asked about GOSS earnings

When does Gossamer Bio, Inc. report earnings next? expand_more

Gossamer Bio, Inc. (GOSS)'s next earnings date is estimated for 2026-11-13. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does GOSS stock move after earnings? expand_more

Over 23 reports, GOSS has moved an average of ±5.69% the session after earnings, closing higher 34.8% of the time.

What was GOSS's biggest post-earnings move? expand_more

GOSS's largest post-earnings gain on record was +11.54% on Mar 13, 2025, and its largest decline was -42.79% on May 18, 2026.

Where can I find Gossamer Bio, Inc.'s SEC filings? expand_more

All of Gossamer Bio, Inc.'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.