C. Keith Hartley serves as Executive at UNIVERSAL DISPLAY CORP \PA\, where they oversee executive responsibilities. Since joining the company, C. Keith Hartley has executed 120 insider transactions totaling $10.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 30, 2025 involved receiving (via award) 341 shares valued at $0.
C. Keith Hartley currently holds 83,501 shares of UNIVERSAL DISPLAY CORP \PA\ (PANL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, C. Keith Hartley has been a net seller of PANL stock. They have purchased $79.2K and sold $10.5M worth of shares.
C. Keith Hartley's most recent insider trade was on Sep 30, 2025, when they sold 341 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Mar 29, 2024 | OLED | $0 | Award | 314 | $N/A | Discretionary |
| Mar 20, 2024 | OLED | $0 | Gift | 50 | $N/A | Discretionary |
| Feb 15, 2024 | OLED | $0 | Gift | 300 | $N/A | Discretionary |
| Dec 29, 2023 | OLED | $0 | Award | 472 | $N/A | Discretionary |
| Sep 29, 2023 | OLED | $0 | Award | 472 | $N/A | Discretionary |
| Jun 30, 2023 | OLED | $0 | Award | 472 | $N/A | Discretionary |
| Mar 31, 2023 | OLED | $0 | Award | 472 | $N/A | Discretionary |
| Dec 30, 2022 | OLED | $0 | Award | 366 | $N/A | Discretionary |
| Sep 30, 2022 | OLED | $0 | Award | 366 | $N/A | Discretionary |
| Jun 30, 2022 | OLED | $0 | Award | 366 | $N/A | Discretionary |
| Mar 31, 2022 | OLED | $0 | Award | 366 | $N/A | Discretionary |
| Dec 31, 2021 | OLED | $0 | Award | 225 | $N/A | Discretionary |
| Dec 3, 2021 | OLED | $0 | Gift | 2,600 | $N/A | Discretionary |
| Nov 30, 2021 | OLED | $0 | Gift | 600 | $N/A | Discretionary |
| Sep 30, 2021 | OLED | $0 | Award | 226 | $N/A | Discretionary |
| Jun 30, 2021 | OLED | $0 | Award | 226 | $N/A | Discretionary |
| Mar 31, 2021 | OLED | $0 | Award | 226 | $N/A | Discretionary |
| Dec 31, 2020 | OLED | $0 | Award | 269 | $N/A | Discretionary |
| Dec 15, 2020 | OLED | $0 | Gift | 120 | $N/A | Discretionary |
| Dec 10, 2020 | OLED | $0 | Gift | 240 | $N/A | Discretionary |
| Dec 9, 2020 | OLED | $0 | Gift | 1,560 | $N/A | Discretionary |
| Nov 5, 2020 | OLED | $530.2K | Sale | 2,500 | $212.07 | Discretionary |
| Nov 5, 2020 | OLED | $1.6M | Sale | 7,500 | $213.72 | Discretionary |
| Sep 30, 2020 | OLED | $0 | Award | 269 | $N/A | Discretionary |
| Jun 30, 2020 | OLED | $0 | Award | 269 | $N/A | Discretionary |
| Mar 31, 2020 | OLED | $0 | Award | 269 | $N/A | Discretionary |
| Mar 18, 2020 | OLED | $13.6K | Sale | 128 | $106.11 | Discretionary |
| Dec 31, 2019 | OLED | $0 | Award | 519 | $N/A | Discretionary |