SEC Insider Transactions from Lee Kang Jyh.

Last updated: 2026-04-03 21:06 UTC | Total transactions: 45

Lee Kang Jyh sold Photronics Inc. ($PLAB) shares on the open market 17 times over the last year, totaling nearly $6 million. His most recent sale occurred on January 16, 2026. These sales rank him 1,693rd among 11,678 insiders in our database by total value sold, below the average of $8.6 million across about 6.4 transactions per insider. He made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
April 1, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M PHOTRONICS STOCK OPTIONS 5000 $0.00 0.0000 58,390,000 100.00% 0.01%
April 1, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 5000 $42.00 385,850.0000 58,390,000 1.28% 0.01%
April 1, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M COMMON STOCK 5000 $10.75 390,850.0000 58,390,000 1.30% 0.01%
March 26, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M COMMON STOCK 5000 $10.75 390,850.0000 58,390,000 1.30% 0.01%
March 26, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M PHOTRONICS STOCK OPTIONS 5000 $0.00 5,000.0000 58,390,000 50.00% 0.01%
March 26, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 5000 $40.80 385,850.0000 58,390,000 1.28% 0.01%
March 23, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $39.00 385,850.0000 58,390,000 2.53% 0.02%
March 19, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $35.80 400,850.0000 58,390,000 2.43% 0.02%
Jan. 16, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $34.51 410,850.0000 59,920,000 2.38% 0.02%
Jan. 15, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $34.13 415,850.0000 59,920,000 2.35% 0.02%
Jan. 13, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $34.42 425,850.0000 59,920,000 2.29% 0.02%
Jan. 12, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $33.05 435,850.0000 59,920,000 2.24% 0.02%
Jan. 7, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $34.83 445,850.0000 59,920,000 2.19% 0.02%
Jan. 6, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $35.41 455,850.0000 59,920,000 2.15% 0.02%
Jan. 5, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $33.90 465,850.0000 59,920,000 2.10% 0.02%
Jan. 2, 2026 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 8750 $33.54 475,850.0000 59,920,000 1.81% 0.01%
Dec. 22, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 8750 $34.31 484,600.0000 59,920,000 1.77% 0.01%
Dec. 15, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 20000 $36.45 493,350.0000 59,920,000 3.90% 0.03%
Dec. 15, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M Stock Option 20000 $0.00 0.0000 59,920,000 0.00% 0.03%
Dec. 15, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M COMMON STOCK 20000 $11.35 513,350.0000 59,920,000 4.05% 0.03%
Dec. 12, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 20000 $38.53 493,350.0000 59,920,000 3.90% 0.03%
Oct. 6, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 10000 $25.33 513,350.0000 58,068,000 1.91% 0.02%
Aug. 29, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 8750 $23.20 523,350.0000 58,068,000 1.64% 0.02%
June 20, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M COMMON STOCK 4882 $12.13 536,982.0000 60,974,000 0.92% 0.01%
June 20, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M Non-qualified Stock Option (right to buy) 4882 $0.00 0.0000 60,974,000 100.00% 0.01%
June 20, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 4882 $18.35 532,100.0000 60,974,000 0.91% 0.01%
June 18, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M Non-qualified Stock Option (right to buy) 28118 $0.00 4,882.0000 60,974,000 85.21% 0.05%
June 18, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found S COMMON STOCK 28118 $18.40 532,100.0000 60,974,000 5.02% 0.05%
June 18, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh Not found M COMMON STOCK 28118 $12.13 560,218.0000 60,974,000 5.28% 0.05%
March 19, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $21.60 542,100.0000 62,661,000 1.81% 0.02%
March 26, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $21.60 532,100.0000 62,661,000 1.84% 0.02%
March 5, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $20.90 552,100.0000 62,661,000 1.78% 0.02%
Jan. 17, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $24.47 562,100.0000 62,391,000 1.75% 0.02%
Jan. 16, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 8750 $24.40 572,100.0000 62,391,000 1.51% 0.01%
Jan. 6, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $25.02 580,850.0000 62,391,000 1.69% 0.02%
Jan. 3, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER A COMMON STOCK 80000 $0.00 590,850.0000 62,391,000 15.66% 0.13%
Jan. 2, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 8750 $24.20 510,850.0000 62,391,000 1.68% 0.01%
Jan. 2, 2025 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 8750 $24.00 519,600.0000 62,391,000 1.66% 0.01%
Dec. 24, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 17500 $24.00 528,350.0000 62,391,000 3.21% 0.03%
Dec. 20, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 8750 $24.33 545,850.0000 62,391,000 1.58% 0.01%
Dec. 19, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER M Non-qualified Stock Option 30000 $0.00 0.0000 62,391,000 100.00% 0.05%
Dec. 19, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $25.25 524,600.0000 62,391,000 1.87% 0.02%
Dec. 19, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER S COMMON STOCK 10000 $25.29 534,600.0000 62,391,000 1.84% 0.02%
Dec. 19, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER M COMMON STOCK 30000 $8.23 554,600.0000 62,391,000 5.72% 0.05%
Jan. 3, 2024 PHOTRONICS INC $PLAB Lee Kang Jyh CHIEF EXECUTIVE OFFICER A COMMON STOCK 120000 $0.00 544,600.0000 61,755,000 28.26% 0.19%