Marc L. Andreessen

Sits on 3 boards. Last updated September 27, 2026

Time on boards

Boards served
3
Current seats
3
Board service
10 years
Director since
2023

10 years of board service in total across 3 boards, counting each seat separately. Longest: Samsara Inc., 3 years.

Samsara Inc. Director
3 years ยท Since 2023
3 years ยท Since 2023
2 years ยท Since 2024

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Sep 21, 2026 Coinbase Global Inc. Open-market sale โˆ’6,838 $205.05 $1,402,132
Sep 8, 2026 Coinbase Global Inc. Open-market sale โˆ’13,676 $181.14 $2,477,260
Aug 4, 2026 Meta Platforms Inc. Open-market sale โˆ’250 $588.16 $147,040
Aug 4, 2026 Meta Platforms Inc. Open-market sale โˆ’87 $589.24 $51,264
Aug 4, 2026 Meta Platforms Inc. Open-market sale โˆ’44 $590.39 $25,977
Aug 4, 2026 Meta Platforms Inc. Open-market sale โˆ’45 $591.69 $26,626
Jul 22, 2026 Samsara Inc. Grant or award +7,801 โ€” โ€”
Jun 16, 2026 Coinbase Global Inc. Option exercise +1,150 โ€” โ€”
Jun 11, 2026 Samsara Inc. Open-market sale โˆ’468,751 $32.18 $15,084,407
Jun 11, 2026 Samsara Inc. Open-market sale โˆ’144,909 $32.56 $4,718,237
Jun 10, 2026 Samsara Inc. Open-market sale โˆ’168,806 $32.83 $5,541,901
Jun 10, 2026 Samsara Inc. Open-market sale โˆ’331,194 $34.11 $11,297,027
Jun 9, 2026 Samsara Inc. Open-market sale โˆ’210,126 $33.37 $7,011,905
Jun 9, 2026 Samsara Inc. Open-market sale โˆ’190,605 $34.16 $6,511,067
Jun 9, 2026 Samsara Inc. Open-market sale โˆ’174,269 $34.99 $6,097,672

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