Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Milestone Scientific Inc., 3 years.
Milestone Scientific Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Milestone Scientific Inc. July 16, 202497.1%
-
Milestone Scientific Inc. June 28, 202382.0%
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 29, 2025 | Nexalin Technology Inc. | Grant or award | +83,333 | — | — |
| Oct 22, 2024 | Milestone Scientific Inc. | Open-market sale | −107,984 | $0.93 | $100,425 |
| Sep 23, 2024 | Nexalin Technology Inc. | Grant or award | +700,000 | — | — |
| Aug 28, 2024 | Milestone Scientific Inc. | Grant or award | +112,356 | $0.89 | $99,997 |
| Aug 21, 2024 | Milestone Scientific Inc. | Open-market sale | −141,913 | $0.95 | $134,817 |
| Jun 28, 2023 | Milestone Scientific Inc. | Grant or award | +112,360 | $0.89 | $100,000 |
Questions about Leonard Osser
What boards is Leonard Osser on?
Leonard Osser sits on the board of Milestone Scientific Inc.
How long has Leonard Osser served on boards?
Our records show at least 3 years of board service across 1 board, the earliest from 2023.
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