Reuben Jeffery III

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
5 years
Director since
2023

5 years of board service in total across 2 boards, counting each seat separately. Longest: Affiliated Managers Group Inc., 3 years.

3 years · Since 2023
7 months · Since 2026

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
Jun 4, 2026 Leonardo DRS Inc. Option exercise +649 — —
May 19, 2026 Leonardo DRS Inc. Open-market purchase +25,000 $42.77 $1,069,250
Jan 1, 2025 Affiliated Managers Group Inc. Option exercise +5 — —
Aug 15, 2024 Affiliated Managers Group Inc. Option exercise +1,075 — —
Mar 5, 2024 Affiliated Managers Group Inc. Option exercise +563 — —
Jan 1, 2024 Affiliated Managers Group Inc. Option exercise +5 — —
Aug 15, 2023 Affiliated Managers Group Inc. Option exercise +900 — —
Mar 16, 2023 Affiliated Managers Group Inc. Open-market purchase +3,650 $137.21 $500,817
Mar 5, 2023 Affiliated Managers Group Inc. Option exercise +418 — —
Jan 1, 2023 Affiliated Managers Group Inc. Option exercise +5 — —

Questions about Reuben Jeffery III

What boards is Reuben Jeffery III on?

Reuben Jeffery III sits on the boards of Affiliated Managers Group Inc. and Leonardo DRS Inc.

How long has Reuben Jeffery III served on boards?

Our records show at least 5 years of board service across 2 boards, the earliest from 2023.

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