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$GOSS All transactions

Gossamer Bio, Inc.

A

$ Value

$0

Shares

93,750

Price

$0

Filed

Jan 5

Insider

Name

Aranda Richard

Title

Chief Medical Officer

CIK

0001867872

Roles

Officer

Transaction Details

Transaction Date

2026-01-02

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

463,106

Footnotes

Represents restricted stock unit award, which will vest in four equal annual installments in accordance with the terms of the award and subject to the Reporting Person's continuous service to the Issuer on each vesting date. | 25% of the total number of shares subject to the option will vest on January 2, 2027 and 1/48th of the total number of shares subject to the option vest on the last day of each one-month period thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.

Filing Info

Accession No.

0001867872-26-000002

Form Type

4

Issuer CIK

0001728117

Aranda Richard's History

Date Ticker Type Value
2026-01-02 GOSS A $0
2026-01-02 GOSS A $0
2025-10-01 GOSS A $0

Other Insiders at GOSS (90d)

No other insider activity at this issuer in the last 90 days.