SEC Insider Transactions from CALVERT DENNIS P.

Last updated: 2026-03-14 11:42 UTC | Total transactions: 4

CALVERT DENNIS P has filed 4 insider transactions across 1 company since December 2023.

Most recent transaction: a grant/award of 130222 shares of BIOLARGO, INC. ($BLGO) on December 31, 2025.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Dec. 31, 2025 BIOLARGO, INC. $BLGO CALVERT DENNIS P President A Common Stock 130222 $0.18 10,523,625.0000 313,762,657 1.25% 0.04%
Nov. 14, 2025 BIOLARGO, INC. $BLGO CALVERT DENNIS P President A Common Stock 310269 $0.16 10,393,403.0000 313,762,657 3.08% 0.10%
July 14, 2025 BIOLARGO, INC. $BLGO CALVERT DENNIS P President A Common Stock 169498 $0.20 10,029,542.0000 301,303,131 1.72% 0.06%
Dec. 31, 2023 BIOLARGO, INC. $BLGO CALVERT DENNIS P President A Common stock 50557 $0.17 9,860,044.0000 0 0.52% 0.00%