⌘K

Login Start Free

Tourmaline Bio, Inc.·4

Sep 9, 6:00 PM ET

KANTOFF AARON 4

4 · Tourmaline Bio, Inc. · Filed Sep 9, 2025

Insider Transaction Report

Form 4

Period: 2025-09-05

Tourmaline Bio, Inc.TRML

Director

Transactions

Exercise/Conversion
Common Stock
2025-09-05$0.13/sh+37,890$4,926→ 83,281 total
Exercise/Conversion
Common Stock
2025-09-05$9.46/sh+10,000$94,600→ 93,281 total
Exercise/Conversion
Stock Option (Right to Buy)
2025-09-05−37,890→ 0 total
Exercise: $0.13Exp: 2033-02-02→ Common Stock (37,890 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2025-09-05−10,000→ 0 total
Exercise: $9.46Exp: 2033-10-22→ Common Stock (10,000 underlying)

Footnotes (1)

[F1]The shares subject to the option are fully vested and immediately exercisable.

Documents

1 file

4
form4-09092025_060901.xmlPrimary