Gossamer Bio, Inc. · Brief

Next report

3 days

Nov 4 · after closeest.Q3 FY26

Expected move

No implied move.

8 reportsHistory

0 of 8≥ implied

Nov 7 '24±10.9%▼−0.91%×0.08

Mar 13 '25±17.6%▲+11.54%×0.65

May 15 '25±24.0%▼−0.95%×0.04

Aug 5 '25±15.4%▼−8.33%×0.54

Q3 FY25±26.7%▼−2.53%×0.09

Q1 FY26±22.4%▼−7.99%×0.36

Q2 FY26±51.0%▼−43.32%×0.85

Aug 13 '26±71.9%▼−9.45%×0.13

quarterimplied−75%0+75%realized×

Aug '26±71.9%▼−9.45%×0.13

Q2 FY26±51.0%▼−43.32%×0.85

Q1 FY26±22.4%▼−7.99%×0.36

Q3 FY25±26.7%▼−2.53%×0.09

Aug '25±15.4%▼−8.33%×0.54

May '25±24.0%▼−0.95%×0.04

2 older reports

Mar '25±17.6%▲+11.54%×0.65

Nov '24±10.9%▼−0.91%×0.08

Shaded = implied · tick ▲▼ = realized · × = |realized| ÷ impliedSource: options EOD · implied at prior close · realized close to close

Nov 4 report · est.

Bull2

169managers reporting a position in the latest quarterly filings13F · Jun 30 '26

+257.93%largest reporting managers markedly increased shares held over the latest quarter13F · Jun 30 '26

Bear2 of 3

100.00%revenue concentrated with the largest disclosed customer ChiesiSEC filings

3 of 21some of the largest reporting managers reduced their stake in the latest quarter13F · Jun 30 '26

AI captions · Sep 28 '26once per report · top 2 per case

GOSS report session

No linked exposure.

No changes.

privateThesis 0 · Decisions 0 · Observations 0

No thesis.