{"transactions":[{"id":4633168,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-10-03T00:00:08.000Z","date":"2026-09-30","kind":"grant","planned":false,"acquired":true,"shares":455,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":85208,"source":{"system":"sec-edgar","filing":"0001193125-26-412193","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000119312526412193/ownership.xml","form_type":"4"}},{"id":719356,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-07-02T20:00:02.000Z","date":"2026-06-30","kind":"grant","planned":false,"acquired":true,"shares":455,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":84753,"source":{"system":"sec-edgar","filing":"0001193125-26-294431","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000119312526294431/ownership.xml","form_type":"4"}},{"id":821096,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-02T20:00:03.000Z","date":"2026-03-31","kind":"grant","planned":false,"acquired":true,"shares":456,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":84298,"source":{"system":"sec-edgar","filing":"0001193125-26-140003","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000119312526140003/ownership.xml","form_type":"4"}},{"id":953181,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-01-05T21:00:10.000Z","date":"2025-12-31","kind":"grant","planned":false,"acquired":true,"shares":341,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":83842,"source":{"system":"sec-edgar","filing":"0001193125-26-002347","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000119312526002347/ownership.xml","form_type":"4"}},{"id":1028204,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-10-02T20:00:17.000Z","date":"2025-09-30","kind":"grant","planned":false,"acquired":true,"shares":341,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":83501,"source":{"system":"sec-edgar","filing":"0001193125-25-228254","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000119312525228254/ownership.xml","form_type":"4"}},{"id":1096408,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-07-02T20:00:22.000Z","date":"2025-06-30","kind":"grant","planned":false,"acquired":true,"shares":342,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":83160,"source":{"system":"sec-edgar","filing":"0000950170-25-092914","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017025092914/ownership.xml","form_type":"4"}},{"id":1184668,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-04-02T20:00:07.000Z","date":"2025-03-31","kind":"grant","planned":false,"acquired":true,"shares":342,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":82818,"source":{"system":"sec-edgar","filing":"0000950170-25-049264","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017025049264/ownership.xml","form_type":"4"}},{"id":1316511,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-01-03T21:00:07.000Z","date":"2024-12-31","kind":"grant","planned":false,"acquired":true,"shares":314,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":82476,"source":{"system":"sec-edgar","filing":"0000950170-25-001083","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017025001083/ownership.xml","form_type":"4"}},{"id":1395382,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-10-02T20:00:10.000Z","date":"2024-09-30","kind":"grant","planned":false,"acquired":true,"shares":314,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":82162,"source":{"system":"sec-edgar","filing":"0000950170-24-111394","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017024111394/ownership.xml","form_type":"4"}},{"id":1464085,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-07-02T20:00:07.000Z","date":"2024-06-28","kind":"grant","planned":false,"acquired":true,"shares":314,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81848,"source":{"system":"sec-edgar","filing":"0000950170-24-080405","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017024080405/ownership.xml","form_type":"4"}},{"id":1554657,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-04-02T20:00:18.000Z","date":"2024-03-29","kind":"grant","planned":false,"acquired":true,"shares":314,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81534,"source":{"system":"sec-edgar","filing":"0000950170-24-040104","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017024040104/ownership.xml","form_type":"4"}},{"id":1564101,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-03-22T20:00:07.000Z","date":"2024-03-20","kind":"gift","planned":false,"acquired":false,"shares":50,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81220,"source":{"system":"sec-edgar","filing":"0000950170-24-035320","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017024035320/ownership.xml","form_type":"4"}},{"id":1635242,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-02-20T21:00:08.000Z","date":"2024-02-15","kind":"gift","planned":false,"acquired":false,"shares":300,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81270,"source":{"system":"sec-edgar","filing":"0000950170-24-017068","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000095017024017068/ownership.xml","form_type":"4"}},{"id":1694153,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-01-03T21:00:43.000Z","date":"2023-12-29","kind":"grant","planned":false,"acquired":true,"shares":472,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81570,"source":{"system":"sec-edgar","filing":"0001209191-24-000312","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919124000312/doc4.xml","form_type":"4"}},{"id":1768774,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-10-03T20:00:20.000Z","date":"2023-09-29","kind":"grant","planned":false,"acquired":true,"shares":472,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":81098,"source":{"system":"sec-edgar","filing":"0001209191-23-051374","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919123051374/doc4.xml","form_type":"4"}},{"id":1837649,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-07-05T20:00:15.000Z","date":"2023-06-30","kind":"grant","planned":false,"acquired":true,"shares":472,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80626,"source":{"system":"sec-edgar","filing":"0001209191-23-040931","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919123040931/doc4.xml","form_type":"4"}},{"id":1929937,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-04-04T20:00:18.000Z","date":"2023-03-31","kind":"grant","planned":false,"acquired":true,"shares":472,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80154,"source":{"system":"sec-edgar","filing":"0001209191-23-022630","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919123022630/doc4.xml","form_type":"4"}},{"id":2069732,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-04T21:02:26.000Z","date":"2022-12-30","kind":"grant","acquired":true,"shares":366,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":79682,"source":{"system":"sec-edgar","filing":"0001209191-23-000799","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919123000799/doc4.xml","form_type":"4"}},{"id":2147926,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-10-03T20:02:09.000Z","date":"2022-09-30","kind":"grant","acquired":true,"shares":366,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":79316,"source":{"system":"sec-edgar","filing":"0001209191-22-051799","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122051799/doc4.xml","form_type":"4"}},{"id":2215600,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-07-05T20:00:43.000Z","date":"2022-06-30","kind":"grant","acquired":true,"shares":366,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":78950,"source":{"system":"sec-edgar","filing":"0001209191-22-040547","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122040547/doc4.xml","form_type":"4"}},{"id":2309341,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-04-04T20:00:36.000Z","date":"2022-03-31","kind":"grant","acquired":true,"shares":366,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":78584,"source":{"system":"sec-edgar","filing":"0001209191-22-022289","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122022289/doc4.xml","form_type":"4"}},{"id":2451134,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T21:00:43.000Z","date":"2021-12-31","kind":"grant","acquired":true,"shares":225,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":78218,"source":{"system":"sec-edgar","filing":"0001209191-22-000638","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122000638/doc4.xml","form_type":"4"}},{"id":2451133,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T21:00:43.000Z","date":"2021-12-03","kind":"gift","acquired":false,"shares":2600,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":77993,"source":{"system":"sec-edgar","filing":"0001209191-22-000638","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122000638/doc4.xml","form_type":"4"}},{"id":2451132,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T21:00:43.000Z","date":"2021-11-30","kind":"gift","acquired":false,"shares":600,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80593,"source":{"system":"sec-edgar","filing":"0001209191-22-000638","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919122000638/doc4.xml","form_type":"4"}},{"id":2552877,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-04T20:00:21.000Z","date":"2021-09-30","kind":"grant","acquired":true,"shares":226,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Adjusted to reflect that the previously reported June 30, 2021 award to the Reporting Person for board service consisted of 225 shares of common stock, rather than 226 as reported."}],"balance_after":81193,"source":{"system":"sec-edgar","filing":"0001209191-21-058889","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121058889/doc4.xml","form_type":"4"}},{"id":2648473,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-07-01T20:00:54.000Z","date":"2021-06-30","kind":"grant","acquired":true,"shares":226,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80968,"source":{"system":"sec-edgar","filing":"0001209191-21-044353","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121044353/doc4.xml","form_type":"4"}},{"id":2765095,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-04-01T20:00:45.000Z","date":"2021-03-31","kind":"grant","acquired":true,"shares":226,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80742,"source":{"system":"sec-edgar","filing":"0001209191-21-024080","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121024080/doc4.xml","form_type":"4"}},{"id":2926277,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-04T21:29:39.000Z","date":"2020-12-31","kind":"grant","acquired":true,"shares":269,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80516,"source":{"system":"sec-edgar","filing":"0001209191-21-000296","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121000296/doc4.xml","form_type":"4"}},{"id":2926276,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-04T21:29:39.000Z","date":"2020-12-15","kind":"gift","acquired":false,"shares":120,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80247,"source":{"system":"sec-edgar","filing":"0001209191-21-000296","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121000296/doc4.xml","form_type":"4"}},{"id":2926275,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-04T21:29:39.000Z","date":"2020-12-10","kind":"gift","acquired":false,"shares":240,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80367,"source":{"system":"sec-edgar","filing":"0001209191-21-000296","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121000296/doc4.xml","form_type":"4"}},{"id":2926274,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-04T21:29:39.000Z","date":"2020-12-09","kind":"gift","acquired":false,"shares":1560,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80607,"source":{"system":"sec-edgar","filing":"0001209191-21-000296","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000120919121000296/doc4.xml","form_type":"4"}},{"id":2988654,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-11-09T21:07:09.000Z","date":"2020-11-05","kind":"sale","acquired":false,"shares":7500,"price":213.72,"value":1602900.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average of a range of sale prices from $213.60 to $213.76. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":82167,"source":{"system":"sec-edgar","filing":"0001005284-20-000105","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000105/edgar.xml","form_type":"4"}},{"id":2988653,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-11-09T21:07:09.000Z","date":"2020-11-05","kind":"sale","acquired":false,"shares":2500,"price":212.07,"value":530175.0,"ownership":{"direct":true},"balance_after":89667,"source":{"system":"sec-edgar","filing":"0001005284-20-000105","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000105/edgar.xml","form_type":"4"}},{"id":3019002,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-10-01T20:45:50.000Z","date":"2020-09-30","kind":"grant","acquired":true,"shares":269,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":92167,"source":{"system":"sec-edgar","filing":"0001005284-20-000091","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000091/edgar.xml","form_type":"4"}},{"id":3093035,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-07-02T21:24:54.000Z","date":"2020-06-30","kind":"grant","acquired":true,"shares":269,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":91898,"source":{"system":"sec-edgar","filing":"0001005284-20-000071","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000071/edgar.xml","form_type":"4"}},{"id":3187365,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-04-02T20:09:23.000Z","date":"2020-03-31","kind":"grant","acquired":true,"shares":269,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":91629,"source":{"system":"sec-edgar","filing":"0001005284-20-000041","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000041/edgar.xml","form_type":"4"}},{"id":3199755,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-03-20T20:10:48.000Z","date":"2020-03-18","kind":"sale","acquired":false,"shares":128,"price":106.11,"value":13582.08,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average of a range of sale prices per share from $105.57 to $106.24. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each seperate price."}],"balance_after":91360,"source":{"system":"sec-edgar","filing":"0001005284-20-000033","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000033/edgar.xml","form_type":"4"}},{"id":3324301,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T21:18:02.000Z","date":"2019-12-31","kind":"grant","acquired":true,"shares":519,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":91488,"source":{"system":"sec-edgar","filing":"0001005284-20-000006","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000006/edgar.xml","form_type":"4"}},{"id":3324300,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T21:18:02.000Z","date":"2019-11-14","kind":"gift","acquired":false,"shares":2700,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":90969,"source":{"system":"sec-edgar","filing":"0001005284-20-000006","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528420000006/edgar.xml","form_type":"4"}},{"id":3397537,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-10-04T20:19:03.000Z","date":"2019-10-02","kind":"sale","acquired":false,"shares":185,"price":159.57,"value":29520.45,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average of a range of sale prices from $159.20 to $159.61. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":93669,"source":{"system":"sec-edgar","filing":"0001005284-19-000125","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000125/edgar.xml","form_type":"4"}},{"id":3403555,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-10-01T20:18:03.000Z","date":"2019-09-30","kind":"grant","acquired":true,"shares":519,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":93854,"source":{"system":"sec-edgar","filing":"0001005284-19-000121","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000121/edgar.xml","form_type":"4"}},{"id":3441513,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T20:09:07.000Z","date":"2019-08-09","kind":"sale","acquired":false,"shares":5000,"price":212,"value":1060000.0,"ownership":{"direct":true},"balance_after":93335,"source":{"system":"sec-edgar","filing":"0001005284-19-000111","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000111/edgar.xml","form_type":"4"}},{"id":3441512,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-12T20:09:07.000Z","date":"2019-08-08","kind":"sale","acquired":false,"shares":5528,"price":216.316,"value":1195794.848,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average of a range of sale prices from $215.86 to $216.84. The reporting person undertakes to provide to the Staff of Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 22,000 shares transferred from Mr. Hartley's Defined Benefit Pension Plan to Mr. Hartley."}],"balance_after":98335,"source":{"system":"sec-edgar","filing":"0001005284-19-000111","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000111/edgar.xml","form_type":"4"}},{"id":3472494,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-07-02T20:13:28.000Z","date":"2019-06-30","kind":"grant","acquired":true,"shares":518,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 800 shares transferred from Mr. Hartley's Defined Benefit Pension Plan to Mr. Hartley."}],"balance_after":81863,"source":{"system":"sec-edgar","filing":"0001005284-19-000097","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000097/edgar.xml","form_type":"4"}},{"id":3569886,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-04-02T20:20:38.000Z","date":"2019-03-31","kind":"grant","acquired":true,"shares":518,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80545,"source":{"system":"sec-edgar","filing":"0001005284-19-000071","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000071/edgar.xml","form_type":"4"}},{"id":3714718,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-01-02T21:28:48.000Z","date":"2018-12-31","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80027,"source":{"system":"sec-edgar","filing":"0001005284-19-000008","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528419000008/edgar.xml","form_type":"4"}},{"id":3802684,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-10-02T20:18:44.000Z","date":"2018-09-30","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":78777,"source":{"system":"sec-edgar","filing":"0001005284-18-000106","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528418000106/edgar.xml","form_type":"4"}},{"id":3879353,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-07-02T20:24:22.000Z","date":"2018-06-30","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":77527,"source":{"system":"sec-edgar","filing":"0001005284-18-000090","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528418000090/edgar.xml","form_type":"4"}},{"id":3977417,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-04-02T21:20:56.000Z","date":"2018-03-31","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":76277,"source":{"system":"sec-edgar","filing":"0001005284-18-000070","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528418000070/edgar.xml","form_type":"4"}},{"id":4117915,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-01-02T21:20:30.000Z","date":"2017-12-31","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":75027,"source":{"system":"sec-edgar","filing":"0001005284-18-000009","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528418000009/edgar.xml","form_type":"4"}},{"id":4195783,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-10-03T20:08:45.000Z","date":"2017-09-30","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":73777,"source":{"system":"sec-edgar","filing":"0001005284-17-000128","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528417000128/edgar.xml","form_type":"4"}},{"id":4265553,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-07-05T21:54:19.000Z","date":"2017-06-30","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 728 shares distributed from Mr. Hartley's Defined Benefit Pension Plan to Mr. Hartley."}],"balance_after":72527,"source":{"system":"sec-edgar","filing":"0001005284-17-000107","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528417000107/edgar.xml","form_type":"4"}},{"id":4323550,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-05-12T20:14:44.000Z","date":"2017-05-10","kind":"sale","acquired":false,"shares":10000,"price":114.8671,"value":1148671.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighted average of a range of sale prices from $114.80 to $115.05. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company or any shareholder of the Company, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":70549,"source":{"system":"sec-edgar","filing":"0001005284-17-000098","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528417000098/edgar.xml","form_type":"4"}},{"id":4362617,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-04-04T20:11:27.000Z","date":"2017-03-31","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":80549,"source":{"system":"sec-edgar","filing":"0001005284-17-000067","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528417000067/edgar.xml","form_type":"4"}},{"id":4504267,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-01-04T21:05:00.000Z","date":"2016-12-31","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":79299,"source":{"system":"sec-edgar","filing":"0001005284-17-000008","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528417000008/edgar.xml","form_type":"4"}},{"id":4590757,"issuer":{"id":4078,"kind":"organization","name":"UNIVERSAL DISPLAY CORP \\PA\\","symbol":"OLED"},"owners":[{"id":33277,"kind":"person","name":"HARTLEY C KEITH","position":1,"cik":"0001192994","reported_name":"HARTLEY C KEITH","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2016-10-03T20:53:05.000Z","date":"2016-09-30","kind":"grant","acquired":true,"shares":1250,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":78049,"source":{"system":"sec-edgar","filing":"0001005284-16-000229","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1005284/000100528416000229/edgar.xml","form_type":"4"}}]}