Timothy Go
CEO and President at HF Sinclair Corporation
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: HF Sinclair Corporation, 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.
-
HF Sinclair Corporation May 15, 202599.0%
-
Celanese Corporation May 14, 202599.6%
-
HF Sinclair Corporation May 22, 202499.2%
-
Celanese Corporation May 13, 202499.9%
-
HF Sinclair Corporation May 24, 202398.1%
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 |
|---|---|---|---|---|---|
| Dec 1, 2025 | HF Sinclair Corporation | Grant or award | +37,783 | — | — |
| Dec 1, 2025 | HF Sinclair Corporation | Shares withheld for tax | −14,868 | $53.02 | $788,301 |
| Dec 1, 2025 | HF Sinclair Corporation | Shares withheld for tax | −26,277 | $53.02 | $1,393,207 |
| Nov 11, 2025 | HF Sinclair Corporation | Grant or award | +56,616 | — | — |
| Sep 8, 2025 | Celanese Corporation | Open-market purchase | +500 | $46.33 | $23,165 |
| Sep 8, 2025 | Celanese Corporation | Open-market purchase | +539 | $46.18 | $24,891 |
| May 15, 2025 | Celanese Corporation | Sold back to the company | −1,114 | — | — |
| May 9, 2025 | Celanese Corporation | Grant or award | +3,376 | — | — |
| Dec 2, 2024 | HF Sinclair Corporation | Grant or award | +33,864 | — | — |
| Dec 2, 2024 | HF Sinclair Corporation | Shares withheld for tax | −13,326 | $41.57 | $553,962 |
| Dec 2, 2024 | HF Sinclair Corporation | Shares withheld for tax | −21,006 | $41.57 | $873,219 |
| Nov 12, 2024 | HF Sinclair Corporation | Grant or award | +74,046 | — | — |
| Nov 5, 2024 | HF Sinclair Corporation | Open-market purchase | +2,500 | $39.97 | $99,925 |
| May 15, 2024 | Celanese Corporation | Grant or award | +1,114 | $156.96 | $174,853 |
| Dec 5, 2023 | HF Sinclair Corporation | Gift | −4,700 | — | — |
Questions about Timothy Go
What boards is Timothy Go on?
Timothy Go sits on the boards of Celanese Corporation and HF Sinclair Corporation.
What company is Timothy Go the CEO of?
Timothy Go is CEO and President of HF Sinclair Corporation.
How long has Timothy Go served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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