Here are the Form 4 insider transactions from Photronics Inc (PLAB) in our archive over the last 12 months, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow PLAB and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full PLAB filings page.
Photronics Inc. director David A. Garcia reported a stock-based compensation grant. On 01/03/2026, he acquired 1,272 shares of Photronics common stock at a price of $0 per share, in the form of restricted stock units granted under the company’s 2025 equity incentive compensation plan.
The restricted stock units are scheduled to vest 100% on April 3, 2026. After this award, Garcia beneficially owns 11,470 shares of Photronics common stock in direct ownership.
Photronics Inc. director Constantine S. Macricostas reported a grant of 1,272 shares of common stock on January 3, 2026. The filing notes this represents restricted stock units awarded under the company’s 2025 equity incentive compensation plan at a stated price of $0 per share.
The restricted stock units are scheduled to vest 100% on April 3, 2026, after which they can convert into common shares. Following this grant, Macricostas beneficially owns 460,895 shares of Photronics common stock in direct ownership.
Photronics Inc. executive Han Kyung Park, SVP & GM of FPD Ops, reported a grant of 23,945 restricted stock units on January 3, 2026. These units were recorded as an acquisition of common stock at a price of $0 under the company’s 2025 equity incentive compensation plan.
The restricted stock units vest in four equal 25% installments on January 3, 2027, January 3, 2028, January 3, 2029, and January 3, 2030. After this grant, Park directly beneficially owned 113,195 shares of Photronics common stock.
Photronics Inc$0 per unit under the company’s 2025 equity incentive compensation plan.
The restricted stock units vest in four equal installments of 25% each on January 3, 2027, January 3, 2028, January 3, 2029, and January 3, 2030. After this award, Wang Hsueh-Chun beneficially owns 164,685 shares of Photronics common stock directly.
Photronics Inc. executive Eric Rivera, EVP and CFO, received a grant of 40,407 shares of common stock in the form of restricted stock units on January 3, 2026. These units were granted under the company’s 2025 equity incentive compensation plan at a stated price of $0, reflecting an award rather than a market purchase. After this grant, Rivera beneficially owned 155,049 shares of Photronics common stock in direct form.
The restricted stock units vest in four equal installments of 25% each on January 3, 2027, January 3, 2028, January 3, 2029, and January 3, 2030. This structure ties the award to multi‑year service and performance alignment for the company’s chief financial officer.
Photronics Inc. CEO George Macricostas reported an award of 177,432 shares of common stock on January 3, 2026, recorded at a price of $0 per share. The award represents restricted stock units granted under the company’s 2025 equity incentive compensation plan.
The restricted stock units vest in four equal installments of 25% each on January 3, 2027, January 3, 2028, January 3, 2029, and January 3, 2030. Following this grant, Macricostas beneficially owns 455,262 shares of Photronics common stock in direct ownership.
Photronics Inc. executive Eric Rivera, EVP and CFO, reported routine equity transactions in company stock. On 10/14/2025, he acquired 882 shares of common stock under the Company’s Employee Stock Purchase Plan at a discounted purchase price of $19.83 per share, calculated as 85% of the fair market value on the offering date. On 01/02/2026, multiple transactions coded “F” show shares of common stock withheld at $33.41 per share to cover tax liabilities associated with Restricted Stock Awards. After these transactions, Rivera directly beneficially owned 114,642 shares of Photronics common stock.
Photronics Inc. executive vice president and chief technology officer Christopher J. Progler reported a sale of 25,000 shares of Photronics common stock on 12/12/2025.
The shares were sold at a weighted-average price of $35.78 per share in multiple transactions at prices ranging from $35.76 to $35.92.
Following this transaction, he directly beneficially owned 165,591 shares of Photronics common stock.
Photronics Inc director Mitchell G. Tyson reported an insider stock sale of 5,000 shares of common stock on December 12, 2025 at a price of $36.17 per share. After this transaction, he beneficially owned 46,927 shares of Photronics common stock held directly. The report was filed as a single-reporting-person filing in his capacity as a director of the company.
Photronics executive Han Kyung Park, who serves as SVP & GM of FPD Operations, reported a sale of company stock. On 12/12/2025, Park sold 13,750 shares of Photronics common stock in an open-market transaction coded "S" at a weighted average price of $37.99 per share.
After this transaction, Park beneficially owns 89,250 shares of Photronics common stock with direct ownership. The shares were sold in multiple trades at prices ranging from $37.98 to $38.03, and full trade-by-trade details are available upon request.
Photronics Inc. director Kang Jyh Lee reported several insider transactions in the company’s common stock. On December 12, 2025, he sold 20,000 shares at a price of $38.53, with the sales executed in multiple trades between $38.50 and $38.64.
On December 15, 2025, he exercised 20,000 stock options at an exercise price of $11.35 per share and acquired the same number of common shares, then sold 20,000 shares that day at $36.45 in multiple trades between $36.45 and $36.49. Following these transactions, he directly beneficially owns 493,350 shares of Photronics common stock, and the reported stock option grant, which vested in four equal annual installments beginning January 3, 2017, now shows 0 options remaining.