Arkolith/Insider Trading/GOSS/Form 4

Hasnain Faheem

President & CEO, DirectorGossamer Bio, Inc. (GOSS) · full profile →Form 4 · filed Mar 20, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
20
0 non-derivative · 20 derivative

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 19, 2026Disposed to issuer(D)545K——0
Mar 19, 2026Disposed to issuer(D)438K——0
Mar 19, 2026Disposed to issuer(D)545K——0
Mar 19, 2026Disposed to issuer(D)650K——0
Mar 19, 2026Disposed to issuer(D)325K——0
Mar 19, 2026Disposed to issuer(D)47K——0
Mar 19, 2026Disposed to issuer(D)44K——0
Mar 19, 2026Grant(A)1.7M——1.7M
Mar 19, 2026Grant(A)1.5M——1.5M
Mar 19, 2026Grant(A)1.3M——1.3M
Mar 19, 2026Grant(A)438K——438K
Mar 19, 2026Grant(A)545K——545K
Mar 19, 2026Grant(A)545K——545K
Mar 19, 2026Grant(A)650K——650K
Mar 19, 2026Grant(A)325K——325K
Mar 19, 2026Grant(A)47K——47K
Mar 19, 2026Grant(A)44K——44K
Mar 19, 2026Disposed to issuer(D)1.7M——0
Mar 19, 2026Disposed to issuer(D)1.5M——0
Mar 19, 2026Disposed to issuer(D)1.3M——0

Transaction Codes

D
Disposition to the issuer
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001352620-26-000004) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML