Dennis E. Marshall

Insider Reports History

Location
Santa Ana, CA
Signature
/s/ John R. Browning, attorney-in-fact
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 Dennis E. Marshall:

Company Role Class Num Shares Value Price $ Report Date Ownership
BIOLARGO, INC. Director Option to Purchase Common Stock 5,246,381 31 Dec 2025 Direct

Insider Reports Filed by Dennis E. Marshall

Symbol Company Period Transactions Value $ Form Type Role Filing Time
BLGO BIOLARGO, INC. 31 Dec 2025 2 $0 4 Director 05 Jan 2026, 16:30
BLGO BIOLARGO, INC. 30 Sep 2025 2 $0 4 Director 02 Oct 2025, 15:43
BLGO BIOLARGO, INC. 30 Jun 2025 3 $0 4 Director 02 Jul 2025, 17:10
BLGO BIOLARGO, INC. 31 Dec 2024 1 $0 4 Director 03 Jan 2025, 17:53
BLGO BIOLARGO, INC. 26 Dec 2024 1 $0 4 Director 30 Dec 2024, 15:30
BLGO BIOLARGO, INC. 29 Sep 2024 2 $0 4 Director 01 Oct 2024, 17:14
BLGO BIOLARGO, INC. 28 Jun 2024 2 $0 4 Director 01 Jul 2024, 13:08
BLGO BIOLARGO, INC. 28 Mar 2024 2 $0 4 Director 02 Apr 2024, 17:29
BLGO BIOLARGO, INC. 31 Dec 2023 2 $0 4 Director 03 Jan 2024, 17:42
BLGO BIOLARGO, INC. 30 Sep 2023 1 $0 4 Director 03 Oct 2023, 18:08
BLGO BIOLARGO, INC. 30 Jun 2023 1 $0 4 Director 05 Jul 2023, 17:23
BLGO BIOLARGO, INC. 31 Mar 2023 1 $0 4 Director 04 Apr 2023, 17:39
BLGO BIOLARGO, INC. 31 Dec 2022 1 $0 4 Director 04 Jan 2023, 16:56
BLGO BIOLARGO, INC. 28 Dec 2022 1 $0 4 Director 29 Dec 2022, 19:42
BLGO BIOLARGO, INC. 03 Oct 2022 2 $0 4 Director 05 Oct 2022, 20:08
BLGO BIOLARGO, INC. 30 Jun 2022 1 $0 4 Director 05 Jul 2022, 17:26
BLGO BIOLARGO, INC. 31 Mar 2022 1 $0 4 Director 04 Apr 2022, 20:24
BLGO BIOLARGO, INC. 31 Mar 2022 1 $0 4 Director 04 Apr 2022, 17:43
BLGO BIOLARGO, INC. 31 Dec 2021 2 $0 4 Director 04 Jan 2022, 13:49
BLGO BIOLARGO, INC. 05 Oct 2021 1 $0 4 Director 05 Oct 2021, 17:15
BLGO BIOLARGO, INC. 01 Jul 2021 1 $0 4 Director 06 Jul 2021, 18:03
BLGO BIOLARGO, INC. 21 May 2021 1 $0 4 Director 24 May 2021, 20:19