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Who

Faheem Hasnain

President & CEO

Company insider

Files Form 4 as: President & CEO, Gossamer Bio; Director, Kura Oncology; Director, Mirati Therapeutics; Director, Nuvation Bio; Director, Forte Biosciences; Director, Immunic; President & CEO, Receptos; Director, Ambit Biosciences.

In numbers

Trades disclosed
230
Buys
12
Sells
12
Bought
$5.9M
Sold
$26.4M
Companies
13
Companies where not an officer
8
First trade
6 Feb 2006
Last trade
24 Aug 2026
Last filed
26 Aug 2026

Companies traded

Where they are an officer
GOSS Gossamer BioDirector, Officer · Biotechnology · last 24 Aug 20267 buys · 2 sells
ReceptosDirector, Officer · last 27 Aug 20150 buys · 2 sells
Facet BiotechDirector, Officer · last 21 Apr 20100 buys · 0 sells
Pdl BiopharmaDirector, Officer · last 1 Oct 20080 buys · 0 sells
BIIB BiogenOfficer · Biotechnology · last 9 Jul 20080 buys · 5 sells
Everywhere else they filed: board seats, 10% stakes, other companies
KURA Kura OncologyDirector · Biotechnology · last 4 Jun 20260 buys · 2 sells
Mirati TherapeuticsDirector · last 23 Jan 20241 buy · 0 sells
NUVB Nuvation BioDirector · Biotechnology · last 10 Feb 20210 buys · 0 sells
Forte BiosciencesDirector · Biotechnology · last 4 Oct 20192 buys · 0 sells
IMUX ImmunicDirector · Biotechnology · last 13 Sep 20182 buys · 1 sell
Ambit BiosciencesDirector · last 10 Nov 20140 buys · 0 sells
Pernix SleepDirector · last 6 Mar 20130 buys · 0 sells
TercicaDirector · last 16 Oct 20080 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
24 Aug 2026filed 26 Aug 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A$166K166 at $1,000.00filing
24 Aug 2026filed 26 Aug 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—5,800,051 at $0.00filing
24 Aug 2026filed 26 Aug 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A$166K166 at $1,000.00filing
24 Aug 2026filed 26 Aug 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—5,800,051 at $0.00filing
4 Jun 2026filed 4 Jun 2026KURA Kura Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—35,000 at $0.00filing
4 Jun 2026filed 4 Jun 2026KURA Kura Oncologyoption or derivative · BiotechnologySEC FORM 4 Code A—35,000 at $0.00filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code D—1,680,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code D—43,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—1,680,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—1,540,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—1,312,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—437,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—544,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—544,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—650,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—325,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—47,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code D—1,540,000filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code A—43,500filing
19 Mar 2026filed 20 Mar 2026GOSS Gossamer Biooption or derivative · BiotechnologySEC FORM 4 Code D—1,312,500filing

Sectors

Health Care21
Not placed3

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

Related people

Sean GodboutChief Accounting Officer · Chief Accounting Officer at Biogen, filing Form 4 there in the last year
Russell J. CoxDirector · Director at Gossamer Bio, filing Form 4 there in the last year
Thomas O. DanielDirector · Director at Gossamer Bio, filing Form 4 there in the last year
Sandra MilliganDirector · Director at Gossamer Bio, filing Form 4 there in the last year
Steven D. NathanDirector · Director at Gossamer Bio, filing Form 4 there in the last year
Brian T. PowlChief Commercial Officer · Also traded KURA in the last 90 days
Kathleen FordChief Operating Officer · Also traded KURA in the last 90 days
Mollie LeoniChief Medical Officer · Also traded KURA in the last 90 days