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: Monopar Therapeutics Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Monopar Therapeutics Inc. June 17, 202599.7%
-
Monopar Therapeutics Inc. August 9, 202499.2%
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 18, 2025 | Monopar Therapeutics Inc. | Open-market sale | −4,660 | $67.06 | $312,500 |
| Dec 18, 2025 | Monopar Therapeutics Inc. | Open-market sale | −461 | $68.09 | $31,389 |
| Dec 16, 2025 | Monopar Therapeutics Inc. | Other | +7,710 | — | — |
| Dec 31, 2023 | Monopar Therapeutics Inc. | Option exercise | +2,533 | — | — |
| Sep 30, 2023 | Monopar Therapeutics Inc. | Option exercise | +2,533 | — | — |
| Jun 30, 2023 | Monopar Therapeutics Inc. | Option exercise | +2,534 | — | — |
| Mar 31, 2023 | Monopar Therapeutics Inc. | Option exercise | +2,533 | — | — |
| Dec 31, 2022 | Monopar Therapeutics Inc. | Option exercise | +2,859 | — | — |
Questions about Arthur J. Klausner
What boards is Arthur J. Klausner on?
Arthur J. Klausner sits on the board of Monopar Therapeutics Inc.
How long has Arthur J. Klausner served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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