John T. Reilly
President & CEO at Six Flags Entertainment Corporation
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 11 months
- Director since
- 2025
11 months of board service in total across 1 board, counting each seat separately. Longest: Six Flags Entertainment Corporation, 11 months.
Chief executive roles
Outstanding · grade A
Out of 100, from shareholder return, dividends, growth and acquisitions.
Partial: only 20% of the scoring weight is on file.
- Revenue growth 20%
- 88
14.5% a year in revenue
20% of the scoring weight is on file. Figures cover December 2024 – December 2025.
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 12, 2026 | Six Flags Entertainment Corporation | Open-market purchase | +15,713 | $15.80 | $248,265 |
| Jun 25, 2026 | Six Flags Entertainment Corporation | Grant or award | +122,176 | — | — |
| Dec 8, 2025 | Six Flags Entertainment Corporation | Grant or award | +159,847 | — | — |
Questions about John T. Reilly
What boards is John T. Reilly on?
John T. Reilly sits on the board of Six Flags Entertainment Corporation.
What company is John T. Reilly the CEO of?
John T. Reilly has been President & CEO of Six Flags Entertainment Corporation since December 2025.
How long has John T. Reilly served on boards?
Our records show at least 11 months of board service across 1 board, the earliest from 2025.
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