Marc L. Andreessen
Marc L. Andreessen: Director at Meta Platforms. What Marc L. Andreessen holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Meta Platforms (META)
Marc L. Andreessen holds 70,399 Meta Platforms shares (0.00% of the company), worth about $52.3M at the last price, according to the Form 4 of Aug 4, 2026.
- Shares held: 49,448 (0.00%), $36.7M — Held through trusts (By LAMA Community Trust): 49,448 Class A.
- Shares held: 20,951 (0.00%), $15.6M — Held through companies or funds (By Andreessen Horowitz Fund VIII, L.P.): 20,951 Class A.
- Share units: 490 (0.00%), $364,138.60 — Meta Platforms promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Meta Platforms (META) — Form 4 of Aug 4, 2026: open-market sale of 250 at $588.16; open-market sale of 87 at $589.24; 70,399 shares after 0001160077-26-000008
- Meta Platforms (META) — Form 4 of Jun 15, 2026 0000950103-26-009172
- Meta Platforms (META) — Form 4 of May 15, 2026: option exercise or conversion of 480; 261,784 shares after 0000950103-26-007470
- Meta Platforms (META) — Form 4 of Aug 4, 2025: grant or award of 212,531; 261,304 shares after 0000950103-25-009976
- Meta Platforms (META) — Form 4 of Jun 16, 2025 0000950103-25-007623
- Meta Platforms (META) — Form 4 of May 15, 2025: option exercise or conversion of 642; 48,773 shares after 0000950103-25-006192
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.