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Who

Sandra Milligan

Director

Company insider

Files Form 4 as: Director, Gossamer Bio; Director, Spyre Therapeutics; Interim CEO, Aspira Women's Health; Head of Research & Development, Organon & Co.

In numbers

Trades disclosed
64
Buys
2
Sells
0
Bought
$75K
Sold
$0
Companies
4
Companies where not an officer
2
First trade
2 Jun 2021
Last trade
23 Sep 2026
Last filed
25 Sep 2026

Companies traded

Where they are an officer
Aspira Women's HealthOfficer · last 8 Jan 20250 buys · 0 sells
OGN Organon & CoOfficer · Pharmaceuticals · last 4 May 20230 buys · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
GOSS Gossamer BioDirector · Biotechnology · last 23 Sep 20262 buys · 0 sells
SYRE Spyre TherapeuticsDirector · Biotechnology · last 27 May 20260 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
23 Sep 2026filed 25 Sep 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—10,000 at $0.00filing
23 Sep 2026filed 25 Sep 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—10,000 at $0.00filing
4 Jun 2026filed 5 Jun 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—115,000 at $0.00filing
4 Jun 2026filed 5 Jun 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—115,000 at $0.00filing
27 May 2026filed 29 May 2026SYRE Spyre Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—8,026 at $0.00filing
27 May 2026filed 29 May 2026SYRE Spyre Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—8,026 at $0.00filing
19 Aug 2025filed 20 Aug 2025GOSS Gossamer BioBiotechnologySEC FORM 4 Bought$50K26,050 at $1.92filing
25 Jun 2025filed 26 Jun 2025GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—115,000 at $0.00filing
29 May 2025filed 2 Jun 2025SYRE Spyre Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—25,000 at $0.00filing
8 Jan 2025filed 29 Jan 2025Aspira Women's HealthSEC FORM 4 Code F$4,4496,356 at $0.70filing
31 Dec 2024filed 29 Jan 2025Aspira Women's Healthoption or derivativeSEC FORM 4 Code M—20,000 at $0.00filing
31 Dec 2024filed 29 Jan 2025Aspira Women's HealthSEC FORM 4 Code M—20,000 at $0.00filing
31 Dec 2024filed 8 Jan 2025Aspira Women's Healthoption or derivativeSEC FORM 4 Code M—20,000 at $0.00filing
31 Dec 2024filed 8 Jan 2025Aspira Women's HealthSEC FORM 4 Code M—20,000 at $0.00filing
12 Nov 2024filed 13 Nov 2024Aspira Women's Healthoption or derivativeSEC FORM 4 Code A—25,000 at $0.00filing
28 Oct 2024filed 28 Oct 2024Aspira Women's Healthoption or derivativeSEC FORM 4 Code A—20,000 at $0.00filing
6 Jun 2024filed 6 Jun 2024GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—115,000 at $0.00filing
14 May 2024filed 16 May 2024SYRE Spyre Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—21,980 at $0.00filing
3 May 2024filed 6 May 2024Aspira Women's Healthoption or derivativeSEC FORM 4 Code A—30,000 at $0.00filing
15 Nov 2023filed 17 Nov 2023GOSS Gossamer BioBiotechnologySEC FORM 4 Bought$25K32,000 at $0.79filing

News

Chardan Capital Begins Coverage on Gossamer Bio (NASDAQ:GOSS)GOSS · themarketsdaily.com · 13 Oct 2026

0 headlines in the last 90 days name Sandra Milligan; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care2

Buys in green, sells in red, by the company’s sector.

Related people

John StrahleyChief Financial Officer · Chief Financial Officer at Aspira Women's Health, filing Form 4 there in the last year
Ferreira Juan Camilo ArjonaHead of R&D & CMO · Head of R&D & CMO at Organon & Co, filing Form 4 there in the last year
Juliana Papa DrinaneHead of Mfg & Supply · Head of Mfg & Supply at Organon & Co, filing Form 4 there in the last year
Shalini SharpDirector · Director at Organon & Co, filing Form 4 there in the last year
Helene D. GayleDirector · Director at Organon & Co, filing Form 4 there in the last year