Michael Martin Breen - CEO and Director, Director at GT Biopharma, Inc.

Issuer-level insider activity

Role: CEO and Director, Director
Issuer ticker: GTBP on Nasdaq
Entity type: Individual
Source filing history: Open source filing history

No buys or sells have been reported by Michael Martin Breen since 26 Jul 2025

Reported holdings for Michael Martin Breen in GT Biopharma, Inc.

Form 4 holding CEO and Director, Director

GT Biopharma, Inc.

Security class: Option to purchase Common Stock
Shares / value: 100,000
Estimated value
Report date: 04 Sep 2025
Price
Ownership: Direct
Underlying class: Common Stock
Underlying amount

Transaction history for Michael Martin Breen in GT Biopharma, Inc.

Sym	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares after	Date	Ownership

^* marks a reported price that did not pass the local price check.

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