Company · CIK 0000880242 · SIC 2800 — Chemicals & Allied Products · OTC
BIOLARGO, INC. · BLGO
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 7, 2026 AForm 4 → | Jul 7, 6:01 pm EDT | Kenneth Reay CodeChief Science Officer, Director | 532,567 | $0.1135 | $60,446 | 26,408,319 | — | |
| Jun 30, 2026 AForm 4 → | Jul 2, 8:40 pm EDT | Dennis P CalvertPresident, Director | 919,483 | $0.1134 | $104,251 | 11,058,108 | — |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 AForm 4 → | Jul 2, 7:41 pm EDT | Jack B. StrommenDirector | 132,159 | — | — | 2,584,262 | — | |
| Jun 30, 2026 AForm 4 → | Jul 2, 6:42 pm EDT | Linda ParkDirector | 165,198 | — | — | 1,546,700 | — | |
| Jun 30, 2026 AForm 4 → | Jul 2, 6:30 pm EDT | Christina Elaine BrayDirector | 165,198 | — | — | 1,546,700 | — | |
| Jun 30, 2026 AForm 4 → | Jul 2, 6:21 pm EDT | Dennis E MarshallDirector | 313,979 | — | — | 5,804,674 | — | |
| Jun 22, 2026 AForm 4 → | Jun 24, 6:21 pm EDT | Dennis E MarshallDirector | 40,909 | — | — | 5,463,738 | — |