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: Universal Display Corporation, 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Universal Display Corporation June 18, 202697.5%
-
Universal Display Corporation June 18, 202597.1%
-
Universal Display Corporation June 20, 202497.1%
-
Universal Display Corporation June 15, 202394.9%
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 30, 2026 | Universal Display Corporation | Grant or award | +455 | — | — |
| Jun 30, 2026 | Universal Display Corporation | Grant or award | +455 | — | — |
| Mar 31, 2026 | Universal Display Corporation | Grant or award | +456 | — | — |
| Dec 31, 2025 | Universal Display Corporation | Grant or award | +341 | — | — |
| Dec 22, 2025 | Universal Display Corporation | Gift | −3,400 | — | — |
| Sep 30, 2025 | Universal Display Corporation | Grant or award | +341 | — | — |
| Jun 30, 2025 | Universal Display Corporation | Grant or award | +342 | — | — |
| Apr 14, 2025 | Universal Display Corporation | Gift | +690 | — | — |
| Apr 14, 2025 | Universal Display Corporation | Gift | −690 | — | — |
| Mar 31, 2025 | Universal Display Corporation | Grant or award | +342 | — | — |
| Dec 31, 2024 | Universal Display Corporation | Grant or award | +314 | — | — |
| Dec 30, 2024 | Universal Display Corporation | Gift | −3,400 | — | — |
| Oct 10, 2024 | Universal Display Corporation | Gift | +15,822 | — | — |
| Oct 10, 2024 | Universal Display Corporation | Gift | −15,822 | — | — |
| Sep 30, 2024 | Universal Display Corporation | Grant or award | +314 | — | — |
Questions about Sidney D. Rosenblatt
What boards is Sidney D. Rosenblatt on?
Sidney D. Rosenblatt sits on the board of Universal Display Corporation.
How long has Sidney D. Rosenblatt served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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