Brian F. Sullivan

Chief Executive Officer at Celcuity Inc.

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Celcuity Inc., 3 years.

Celcuity Inc. Director · Chief Executive Officer
3 years · Since 2023

Chief executive roles

Celcuity Inc. · Chief Executive Officer
Dates unknown

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

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 14, 2026 Celcuity Inc. Grant or award +80,000 — —
Sep 2, 2025 Celcuity Inc. In-the-money exercise +104,340 $8.05 $839,937
Apr 14, 2025 Celcuity Inc. Gift −8,155 — —
Apr 14, 2025 Celcuity Inc. Gift +8,155 — —
Mar 4, 2025 Celcuity Inc. Gift −36,845 — —
Mar 4, 2025 Celcuity Inc. Gift +36,845 — —
Mar 3, 2025 Celcuity Inc. Gift −39,670 — —
Mar 3, 2025 Celcuity Inc. Gift +39,670 — —
Mar 3, 2025 Celcuity Inc. Gift −45,000 — —
Mar 3, 2025 Celcuity Inc. Gift +45,000 — —
Aug 20, 2024 Celcuity Inc. Gift −189,103 — —
Aug 20, 2024 Celcuity Inc. Gift +189,103 — —
Apr 26, 2024 Celcuity Inc. Gift −45,025 — —
Apr 26, 2024 Celcuity Inc. Gift +45,025 — —
Mar 18, 2024 Celcuity Inc. Gift −765,897 — —

Questions about Brian F. Sullivan

What boards is Brian F. Sullivan on?

Brian F. Sullivan sits on the board of Celcuity Inc.

What company is Brian F. Sullivan the CEO of?

Brian F. Sullivan is Chief Executive Officer of Celcuity Inc.

How long has Brian F. Sullivan served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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