Sandra Milligan is Director of Gossamer Bio, Inc.. Currently has a direct ownership of 58,050 shares of GOSS, which is worth approximately $157,315. The most recent transaction as insider was on Aug 19, 2025, when has been sold 26,050 shares (Common Stock) at a price of $1.92 per share, resulting in proceeds of $50,016. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 58.1K
0% 3M change
n/a 12M change
Total Value Held $157,315

Sandra Milligan Transaction History

Date Transaction Value Shares Traded Shares Held Form
Aug 19 2025
BUY
Open market or private purchase
$50,016 $1.92 p/Share
26,050 Added 30.98%
58,050 Common Stock

Also insider at

OGN
Organon & Co. Healthcare
AWH
Aspira Women's Health Inc. Healthcare
AGLE
Aeglea BioTherapeutics, Inc. Healthcare
SM

Sandra Milligan

Director
San Diego, CA

Track Institutional and Insider Activities on GOSS

Follow Gossamer Bio, Inc. and customize your updates to receive the information that matters most to you.

Institutional Portfolio Updates

Receive a notification when an Institution or Guru buys or sells GOSS shares.

Notify only if

Insider Trading

Get notified when an Gossamer Bio, Inc. insider buys or sells GOSS shares.

Notify only if

News

Receive news related to Gossamer Bio, Inc.

Track Activities on GOSS