buyWeak

Sandra Milligan bought $50k of GOSS

director at Gossamer Bio, Inc.. 26,050 shares at an average of $1.92, traded Aug 19, 2025, filed Aug 20, 2025.

Conviction score

Value

$50k

26,050 shares

Holdings after

58,050

+81% from before

From 52-week low

no price yet

From 52-week high

no price yet

Score components

Role
Director
+15
Trade size
$50k at market
+7
Relative to holdings
Holdings up 81%
+10
Price context
No price history yet
0
Cluster
No other insider buying within 14 days
0
Repeat buying
First buy in 90 days
0
Track record
Too few past buys to judge (0 with prices)
0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Rows in this filing

Every transaction in Form 4 0001728117-25-000072, as filed. Open on EDGAR

Date	Transaction	Shares	Price	Value	Holdings after	Filed
Aug 19, 2025	POpen-market purchase Common Stock	+26,050	$1.92	$50k	58,050	Aug 20, 2025

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.