Frank C. Sullivan
Chairman and CEO at RPM International Inc.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 7 years
- Director since
- 2023
7 years of board service in total across 2 boards, counting each seat separately. Longest: The Timken Company, 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
The Timken Company May 8, 202695.4%
-
The Timken Company May 2, 202594.0%
-
The Timken Company May 3, 202493.9%
-
The Timken Company May 5, 202393.4%
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 5, 2026 | RPM International Inc. | Option exercise | +200,000 | $62.17 | $12,434,000 |
| Aug 5, 2026 | RPM International Inc. | Sold back to the company | −106,529 | $116.72 | $12,434,065 |
| Aug 5, 2026 | RPM International Inc. | Shares withheld for tax | −40,753 | $116.72 | $4,756,690 |
| Jul 19, 2026 | RPM International Inc. | Shares withheld for tax | −3,813 | $105.08 | $400,670 |
| Jul 15, 2026 | RPM International Inc. | Grant or award | +7,160 | — | — |
| May 31, 2026 | RPM International Inc. | Shares withheld for tax | −496 | $105.97 | $52,561 |
| May 2, 2026 | The Timken Company | Grant or award | +2,270 | — | — |
| Jul 16, 2025 | RPM International Inc. | Grant or award | +5,670 | — | — |
| May 31, 2025 | RPM International Inc. | Shares withheld for tax | −34 | $113.84 | $3,871 |
| May 3, 2025 | The Timken Company | Grant or award | +1,660 | — | — |
| Aug 19, 2024 | RPM International Inc. | Gift | −24,000 | — | — |
| Aug 19, 2024 | RPM International Inc. | Gift | +2,000 | — | — |
| Aug 16, 2024 | RPM International Inc. | Open-market sale | −57,083 | $116.06 | $6,625,053 |
| Aug 15, 2024 | RPM International Inc. | Option exercise | +210,000 | $60.01 | $12,602,100 |
| Aug 15, 2024 | RPM International Inc. | Sold back to the company | −107,426 | $117.31 | $12,602,144 |
Questions about Frank C. Sullivan
What boards is Frank C. Sullivan on?
Frank C. Sullivan sits on the boards of RPM International Inc. and The Timken Company.
What company is Frank C. Sullivan the CEO of?
Frank C. Sullivan is Chairman and CEO of RPM International Inc.
How long has Frank C. Sullivan served on boards?
Our records show at least 7 years of board service across 2 boards, the earliest from 2023.
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