Charles K. Dargan
Chief Financial Officer · BIOLARGO, INC.
Individual
- 2026
- Feb 3, 2026
- 1
Filings (90d)
Other insiders active in the same sector
No other insider has filed at Charles K. Dargan's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- David John Egan - $9.09M in DPC purchases and sales in the last 12 months
- Jugal K. Vijayvargiya - $9.02M in MTRN purchases and sales in the last 12 months
- Cobian Mauricio Doehner - $8.88M in CX purchases and sales in the last 12 months
- Keith Harvey - $8.75M in KALU purchases and sales in the last 12 months
- Mogens C. Bay - $8.62M in VMI purchases and sales in the last 12 months
- Edward A. Schlesinger - $8.31M in GLW purchases and sales in the last 12 months
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Frequently asked questions
Who is Charles K. Dargan?
Charles K. Dargan is a corporate insider, tracked as Chief Financial Officer of BIOLARGO, INC. (BLGO). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Charles K. Dargan last file a Form 4?
The only primary Form 4 on record is dated 3 February 2026.