Michael Martin Breen

Insider Reports History

Location
Liphook, United Kingdom
Signature
/s/ Michael Martin Breen
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Michael Martin Breen:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Prairie Operating Co. Director Common Stock 1.14M $5.72M $5.00 03 May 2023 Direct
GT Biopharma, Inc. CEO and Director, Director Option to purchase Common Stock 100K 04 Sep 2025 Direct
Prairie Operating Co. Director Stock Option (Right to Buy 67.5K 03 Aug 2020 Direct

Insider Reports Filed by Michael Martin Breen

Symbol Company Period Transactions Value $ Form Type Role Filing Time
GTBP GT Biopharma, Inc. 04 Sep 2025 3 $0 4 CEO and Director, Director 08 Sep 2025, 17:45
GTBP GT Biopharma, Inc. 11 Aug 2023 1 $57.4K 4 Executive Chairman/Interim CEO, Director 15 Aug 2023, 20:29
CRKR Prairie Operating Co. 03 May 2023 5 $138K 4 Director 05 May 2023, 21:43
GTBP GT Biopharma, Inc. 11 Apr 2023 1 $25K 4 Executive Chairman/Interim CEO, Director 11 Apr 2023, 18:59
GTBP GT Biopharma, Inc. 27 Jan 2023 1 $0 4 Exec Chairman and Interim CEO, Director 01 Feb 2023, 05:05
GTBP GT Biopharma, Inc. 15 Jul 2022 2 $0 4 Exec. Chair. and Interim CEO, Director 19 Jul 2022, 21:48
GTBP GT Biopharma, Inc. 16 Feb 2021 6 $170K 4 Director 12 Nov 2021, 11:01
GTBP GT Biopharma, Inc. 13 Jan 2021 0 $0 3 Director 12 Nov 2021, 11:01