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: Gartner Inc., 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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Mattel Inc. May 28, 202693.2%
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Mattel Inc. May 28, 202599.6%
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98.6%
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Mattel Inc. May 29, 202499.0%
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98.9%
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Mattel Inc. May 15, 202399.2%
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 | Gartner Inc. | Other | +139 | — | — |
| Jul 1, 2026 | Gartner Inc. | Other | +201 | — | — |
| May 15, 2026 | Mattel Inc. | Option exercise | +8,594 | — | — |
| Apr 1, 2026 | Gartner Inc. | Other | +174 | — | — |
| Jan 2, 2026 | Gartner Inc. | Other | +108 | — | — |
| Oct 1, 2025 | Gartner Inc. | Other | +97 | — | — |
| Aug 7, 2025 | Sally Beauty Holdings Inc. (Name to be changed from Sally Holdings Inc.) | Open-market purchase | +2,500 | $12.02 | $30,050 |
| Jul 1, 2025 | Gartner Inc. | Other | +60 | — | — |
| Apr 1, 2025 | Gartner Inc. | Other | +60 | — | — |
| Jan 2, 2025 | Gartner Inc. | Other | +54 | — | — |
| Oct 1, 2024 | Gartner Inc. | Other | +52 | — | — |
| Jul 1, 2024 | Gartner Inc. | Other | +59 | — | — |
| Jun 1, 2024 | Gartner Inc. | Option exercise | +705 | — | — |
| May 24, 2024 | Mattel Inc. | Option exercise | +7,539 | — | — |
| Apr 1, 2024 | Gartner Inc. | Other | +55 | — | — |
Questions about Diana Sue Ferguson
What boards is Diana Sue Ferguson on?
Diana Sue Ferguson sits on the boards of Gartner Inc., Mattel Inc. and Sally Beauty Holdings Inc. (Name to be changed from Sally Holdings Inc.).
How long has Diana Sue Ferguson served on boards?
Our records show at least 10 years of board service across 3 boards, the earliest from 2023.
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