HARTLEY C KEITH has filed 16 insider transactions across 1 company since December 2022.
Most recent transaction: a grant/award of 456 shares of UNIVERSAL DISPLAY CORP \PA\ ($OLED) on March 31, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 31, 2026 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 456 | $0.00 | 84,298.0000 | 47,658,295 | 0.54% | 0.00% |
| Dec. 31, 2025 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 341 | $0.00 | 83,842.0000 | 47,681,477 | 0.41% | 0.00% |
| Sept. 30, 2025 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 341 | $0.00 | 83,501.0000 | 47,652,662 | 0.41% | 0.00% |
| June 30, 2025 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 342 | $0.00 | 83,160.0000 | 47,652,662 | 0.41% | 0.00% |
| March 31, 2025 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 342 | $0.00 | 82,818.0000 | 47,652,662 | 0.41% | 0.00% |
| Dec. 31, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 314 | $0.00 | 82,476.0000 | 47,669,439 | 0.38% | 0.00% |
| Sept. 30, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 314 | $0.00 | 82,162.0000 | 47,622,763 | 0.38% | 0.00% |
| June 28, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 314 | $0.00 | 81,848.0000 | 47,622,763 | 0.39% | 0.00% |
| March 29, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | A | Common Stock | 314 | $0.00 | 81,534.0000 | 47,622,763 | 0.39% | 0.00% |
| March 20, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | G | Common Stock | 50 | $0.00 | 81,220.0000 | 47,622,763 | 0.06% | 0.00% |
| Feb. 15, 2024 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Not found | G | Common Stock | 300 | $0.00 | 81,270.0000 | 47,622,763 | 0.37% | 0.00% |
| Dec. 29, 2023 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Director | A | Common Stock | 472 | $0.00 | 81,570.0000 | 47,468,507 | 0.58% | 0.00% |
| Sept. 29, 2023 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Director | A | Common Stock | 472 | $0.00 | 81,098.0000 | 47,468,507 | 0.59% | 0.00% |
| June 30, 2023 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Director | A | Common Stock | 472 | $0.00 | 80,626.0000 | 47,468,507 | 0.59% | 0.00% |
| March 31, 2023 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Director | A | Common Stock | 472 | $0.00 | 80,154.0000 | 47,468,507 | 0.59% | 0.00% |
| Dec. 30, 2022 | UNIVERSAL DISPLAY CORP \PA\ | $OLED | HARTLEY C KEITH | Director | A | Common Stock | 366 | $0.00 | 79,682.0000 | 0 | 0.46% | 0.00% |