Stocks
PLAB Photronics Inc

PLAB

Photronics Inc

Company with tickers: PLAB

CIK

810136

CUSIP

719405102

Shares Outstanding

58,966,394

Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-04-17	ZHANG RUI	VP, CAO & Corporate Controller	Sell	4,556	$46.70	$212,765	27,079
2026-04-17	Paladino Mary	Director	Other	22,548	$47.77	$1,077,118	1,272
2026-04-16	Lee Kang Jyh	Director	Sell	10,000	$45.80	$458,000	355,850
2026-04-16	Lee Kang Jyh	Director	Sell	10,000	$46.05	$460,500	365,850
2026-04-15	Lee Kang Jyh	Director	Sell	10,000	$45.10	$451,000	375,850
2026-04-14	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	19,250	$45.30	$872,025	113,560
2026-04-14	MACRICOSTAS CONSTANTINE S	Director	Sell	50,000	$45.35	$2,267,500	0
2026-04-14	MACRICOSTAS CONSTANTINE S	Director	Other	410,895	—	—	410,895
2026-04-13	TYSON MITCHELL G	Director	Award	3,722	—	—	36,921
2026-04-13	Garcia David A.	Director	Award	3,722	—	—	15,192
2026-04-13	Liao Daniel JL	Director	Award	3,722	—	—	72,504
2026-04-13	LEWIS ADAM M	Director	Award	3,722	—	—	34,792
2026-04-13	MACRICOSTAS CONSTANTINE S	Director	Award	3,722	—	—	414,617
2026-04-13	Lee Kang Jyh	Director	Convert	5,000	$8.60	$43,000	390,850
2026-04-13	Lee Kang Jyh	Director	Sell	5,000	$45.00	$225,000	385,850
2026-04-13	Lee Kang Jyh	Director	Convert	5,000	—	—	0
2026-04-13	Almeida Michelle	Director	Award	3,722	—	—	4,956
2026-04-13	Rivera Eric	President, CFO	Convert	1,000	$9.78	$9,780	137,173
2026-04-13	Rivera Eric	President, CFO	Convert	1,000	—	—	0
2026-04-13	Rivera Eric	President, CFO	Sell	1,000	$44.77	$44,770	136,173
2026-04-09	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	11,875	$44.25	$525,469	132,810
2026-04-09	Rivera Eric	President, CFO	Sell	882	$44.00	$38,808	176,808
2026-04-09	Rivera Eric	President, CFO	Sell	40,635	$44.00	$1,787,940	136,173
2026-04-09	Lee Kang Jyh	Director	Convert	5,000	$8.60	$43,000	390,850
2026-04-09	Lee Kang Jyh	Director	Convert	5,000	—	—	5,000
2026-04-09	Lee Kang Jyh	Director	Sell	5,000	$44.00	$220,000	385,850
2026-04-08	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	10,000	$42.69	$426,900	144,685
2026-04-08	Lee Kang Jyh	Director	Convert	5,000	$8.60	$43,000	390,850
2026-04-08	Lee Kang Jyh	Director	Sell	5,000	$43.27	$216,350	385,850
2026-04-08	MACRICOSTAS GEORGE	CEO	Sell	109,194	$42.90	$4,684,423	334,068
2026-04-08	MACRICOSTAS GEORGE	CEO	Sell	5,500	$43.28	$238,040	443,262
2026-04-08	MACRICOSTAS GEORGE	CEO	Sell	6,500	$43.27	$281,255	448,762
2026-04-08	ZHANG RUI	VP, CAO & Corporate Controller	Sell	1,752	$43.50	$76,212	31,635
2026-04-06	Lee Kang Jyh	Director	Convert	5,000	—	—	10,000
2026-04-06	Lee Kang Jyh	Director	Sell	5,000	$40.53	$202,650	385,850
2026-04-06	Lee Kang Jyh	Director	Convert	5,000	$8.60	$43,000	390,850
2026-04-06	Lee Kang Jyh	Director	Convert	5,000	—	—	15,000
2026-04-02	MACRICOSTAS CONSTANTINE S	Director	Gift	37,000	—	—	410,895
2026-04-01	TYSON MITCHELL G	Director	Sell	10,000	$42.31	$423,100	33,199
2026-04-01	MACRICOSTAS CONSTANTINE S	Director	Other	13,000	—	—	13,000
2026-04-01	MACRICOSTAS CONSTANTINE S	Director	Other	50,000	—	—	50,000
2026-04-01	MACRICOSTAS CONSTANTINE S	Director	Gift	13,000	—	—	447,895
2026-04-01	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	1,714	$42.15	$72,245	154,685
2026-04-01	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	4,186	$42.00	$175,812	160,499
2026-04-01	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Sell	4,100	$42.14	$172,774	156,399
2026-04-01	Lee Kang Jyh	Director	Sell	5,000	$42.00	$210,000	385,850
2026-04-01	Lee Kang Jyh	Director	Convert	5,000	$10.75	$53,750	390,850
2026-04-01	Lee Kang Jyh	Director	Convert	5,000	—	—	0
2026-03-26	Lee Kang Jyh	Director	Convert	5,000	—	—	5,000
2026-03-26	Lee Kang Jyh	Director	Sell	5,000	$40.80	$204,000	385,850
2026-03-26	Lee Kang Jyh	Director	Convert	5,000	$10.75	$53,750	390,850
2026-03-23	Lee Kang Jyh	Director	Sell	10,000	$39.00	$390,000	385,850
2026-03-19	Lee Kang Jyh	Director	Sell	10,000	$35.80	$358,000	400,850
2026-02-09	ZHANG RUI	VP, CAO & Corporate Controller	Award	1,467	—	—	33,387
2026-02-09	Alesio Todd Anthony	SVP, CAO	Award	983	—	—	17,946
2026-02-09	Rivera Eric	President, CFO	Award	22,641	—	—	177,690
2026-01-20	Liao Daniel JL	Director	Award	1,234	—	—	68,782
2026-01-20	Almeida Michelle	Director	Award	1,234	—	—	1,234
2026-01-16	Lee Kang Jyh	Director	Sell	10,000	$34.51	$345,100	410,850
2026-01-16	Park Han Kyung	SVP & GM of FPD Ops	Sell	6,250	$34.89	$218,063	75,500
2026-01-15	Lee Kang Jyh	Director	Sell	10,000	$34.13	$341,300	415,850
2026-01-13	Park Han Kyung	SVP & GM of FPD Ops	Sell	7,500	$33.70	$252,750	81,750
2026-01-13	Lee Kang Jyh	Director	Sell	10,000	$34.42	$344,200	425,850
2026-01-12	Lee Kang Jyh	Director	Sell	10,000	$33.05	$330,500	435,850
2026-01-12	ZHANG RUI	VP, CAO & Corporate Controller	Other	24,408	—	—	24,408
2026-01-12	Alesio Todd Anthony	SVP, CAO	Other	10,000	—	—	10,000
2026-01-07	Lee Kang Jyh	Director	Sell	10,000	$34.83	$348,300	445,850
2026-01-06	Lee Kang Jyh	Director	Sell	10,000	$35.41	$354,100	455,850
2026-01-06	Paladino Mary	Director	Sell	11,250	$35.11	$394,988	23,820
2026-01-06	TYSON MITCHELL G	Director	Sell	5,000	$35.21	$176,050	43,199
2026-01-05	Lee Kang Jyh	Director	Sell	10,000	$33.90	$339,000	465,850
2026-01-03	MACRICOSTAS GEORGE	CEO	Award	177,432	—	—	455,262
2026-01-03	Garcia David A.	Director	Award	1,272	—	—	11,470
2026-01-03	Park Han Kyung	SVP & GM of FPD Ops	Award	23,945	—	—	113,195
2026-01-03	Wang Hsueh-Chun	SVP/COO IC & US/EU Mnstrm Ops	Award	28,435	—	—	164,685
2026-01-03	Rivera Eric	President, CFO	Award	40,407	—	—	155,049
2026-01-03	Paladino Mary	Director	Award	1,272	—	—	35,070
2026-01-03	TYSON MITCHELL G	Director	Award	1,272	—	—	48,199
2026-01-03	LEWIS ADAM M	Director	Award	1,272	—	—	31,070
2026-01-03	MACRICOSTAS CONSTANTINE S	Director	Award	1,272	—	—	460,895
2026-01-02	Lee Kang Jyh	Director	Sell	8,750	$33.54	$293,475	475,850
2026-01-02	Rivera Eric	President, CFO	Tax	1,019	$33.41	$34,045	117,620
2026-01-02	Rivera Eric	President, CFO	Tax	686	$33.41	$22,919	120,011
2026-01-02	Rivera Eric	President, CFO	Tax	2,978	$33.41	$99,495	114,642
2026-01-02	Rivera Eric	President, CFO	Tax	1,372	$33.41	$45,839	118,639
2026-01-01	Almeida Michelle	Director	Other	0	—	—	0
2025-12-22	Lee Kang Jyh	Director	Sell	8,750	$34.31	$300,213	484,600
2025-12-15	Lee Kang Jyh	Director	Sell	20,000	$36.45	$729,000	493,350
2025-12-15	Lee Kang Jyh	Director	Convert	20,000	—	—	0
2025-12-15	Lee Kang Jyh	Director	Convert	20,000	$11.35	$227,000	513,350
2025-12-12	Lee Kang Jyh	Director	Sell	20,000	$38.53	$770,600	493,350
2025-12-12	Progler Christopher J	EVP, Chief Technology Officer	Sell	25,000	$35.78	$894,500	165,591
2025-12-12	TYSON MITCHELL G	Director	Sell	5,000	$36.17	$180,850	46,927
2025-12-12	Park Han Kyung	SVP & GM of FPD Ops	Sell	13,750	$37.99	$522,363	89,250
2025-12-01	Progler Christopher J	EVP, Chief Technology Officer	Sell	10,000	$22.52	$225,150	190,591
2025-10-14	Rivera Eric	President, CFO	Award	882	$19.83	$17,490	120,697
2025-10-07	TYSON MITCHELL G	Director	Sell	5,000	$25.04	$125,200	51,927
2025-10-06	Lee Kang Jyh	Director	Sell	10,000	$25.33	$253,300	513,350
2025-10-02	Paladino Mary	Director	Sell	42,750	$24.00	$1,026,000	33,798
2025-10-01	Rivera Eric	President, CFO	Tax	1,959	—	—	119,815