Michael D. Griffin

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Rocket Lab Corporation, 3 years.

3 years · Since 2023

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
Aug 22, 2024 Rocket Lab Corporation Open-market sale −39,446 $6.90 $272,177
Aug 14, 2024 Rocket Lab Corporation Other −39,446 — —
Aug 14, 2024 Rocket Lab Corporation Other +39,446 — —
Jun 12, 2024 Rocket Lab Corporation Grant or award +42,353 — —
Aug 30, 2023 Rocket Lab Corporation Open-market sale −38,090 $6.34 $241,491
Jun 16, 2023 Rocket Lab Corporation Sold back to the company −38,090 — —
Jun 16, 2023 Rocket Lab Corporation Grant or award +38,090 — —
Jun 14, 2023 Rocket Lab Corporation Grant or award +39,446 — —
Jun 6, 2023 Rocket Lab Corporation Open-market sale −50,689 $5.00 $253,445
May 25, 2023 Rocket Lab Corporation Other −50,689 — —
May 25, 2023 Rocket Lab Corporation Other +50,689 — —
May 17, 2023 Rocket Lab Corporation Open-market sale −50,689 $4.40 $223,032
Mar 1, 2023 Rocket Lab Corporation Other −50,689 — —
Mar 1, 2023 Rocket Lab Corporation Other +50,689 — —

Questions about Michael D. Griffin

What boards is Michael D. Griffin on?

Michael D. Griffin sits on the board of Rocket Lab Corporation.

How long has Michael D. Griffin served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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