Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 8 years
- Director since
- 2023
8 years of board service in total across 3 boards, counting each seat separately. Longest: Citius Pharmaceuticals Inc., 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.
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Citius Pharmaceuticals Inc. April 6, 202669.1%
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Citius Pharmaceuticals Inc. March 10, 202570.1%
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Canton Strategic Holdings Inc. May 14, 2024100.0%
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Citius Pharmaceuticals Inc. March 12, 202489.4%
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Canton Strategic Holdings Inc. October 23, 202398.3%
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Citius Pharmaceuticals Inc. February 7, 202393.0%
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 |
|---|---|---|---|---|---|
| Sep 19, 2025 | Citius Oncology Inc. | Grant or award | +1,700,000 | — | — |
Questions about Leonard L. Mazur
What boards is Leonard L. Mazur on?
Leonard L. Mazur sits on the boards of Canton Strategic Holdings Inc., Citius Oncology Inc. and Citius Pharmaceuticals Inc.
What company is Leonard L. Mazur the CEO of?
Leonard L. Mazur is Chief Executive Officer of Citius Pharmaceuticals Inc. and Leonard L. Mazur has been Chief Executive Officer of Citius Oncology Inc. since August 2024.
How long has Leonard L. Mazur served on boards?
Our records show at least 8 years of board service across 3 boards, the earliest from 2023.
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