Frederick William Mcnabb III
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 8 years
- Director since
- 2023
8 years of board service in total across 2 boards, counting each seat separately. Longest: International Business Machines Corporation, 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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International Business Machines Corporation April 28, 202698.7%
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UnitedHealth Group Incorporated June 2, 202596.6%
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International Business Machines Corporation April 29, 202598.8%
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UnitedHealth Group Incorporated June 3, 202491.4%
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International Business Machines Corporation April 30, 202498.6%
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UnitedHealth Group Incorporated June 5, 202398.7%
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International Business Machines Corporation April 25, 202398.2%
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 |
|---|---|---|---|---|---|
| Oct 1, 2026 | UnitedHealth Group Incorporated | Grant or award | +291 | — | — |
| Sep 22, 2026 | UnitedHealth Group Incorporated | Grant or award | +57 | — | — |
| Jul 1, 2026 | UnitedHealth Group Incorporated | Grant or award | +250 | — | — |
| Jun 23, 2026 | UnitedHealth Group Incorporated | Grant or award | +50 | — | — |
| Apr 1, 2026 | UnitedHealth Group Incorporated | Grant or award | +388 | — | — |
| Mar 17, 2026 | UnitedHealth Group Incorporated | Grant or award | +64 | — | — |
| Jan 2, 2026 | UnitedHealth Group Incorporated | Grant or award | +316 | — | — |
| Dec 16, 2025 | UnitedHealth Group Incorporated | Grant or award | +53 | — | — |
| Oct 1, 2025 | UnitedHealth Group Incorporated | Grant or award | +289 | — | — |
| Sep 23, 2025 | UnitedHealth Group Incorporated | Grant or award | +49 | — | — |
| Jul 1, 2025 | UnitedHealth Group Incorporated | Grant or award | +294 | — | — |
| Jun 24, 2025 | UnitedHealth Group Incorporated | Grant or award | +53 | — | — |
| Apr 1, 2025 | UnitedHealth Group Incorporated | Grant or award | +183 | — | — |
| Mar 18, 2025 | UnitedHealth Group Incorporated | Grant or award | +30 | — | — |
| Jan 2, 2025 | UnitedHealth Group Incorporated | Grant or award | +190 | — | — |
Questions about Frederick William Mcnabb III
What boards is Frederick William Mcnabb III on?
Frederick William Mcnabb III sits on the boards of International Business Machines Corporation and UnitedHealth Group Incorporated.
How long has Frederick William Mcnabb III served on boards?
Our records show at least 8 years of board service across 2 boards, the earliest from 2023.
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