Arkolith/Insider Trading/BLGO/Form 4

Marshall Dennis E

DirectorBIOLARGO, INC. (BLGO) · full profile →Form 4 · filed Jan 5, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
2
0 non-derivative · 2 derivative

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Dec 31, 2025Grant(A)102K——5.2M
Dec 31, 2025Grant(A)122K——5.1M

Transaction Codes

A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001437749-26-000354) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML