Photronics (PLAB) insider trading
15 directors and officers declare holding shares of Photronics (PLAB), each in their own filing with the SEC. The largest is Constantine S. Macricostas (Director) with 410,895 shares, 0.70% of the company, worth $12.2M at the last close. The most recent move on file: Eric Rivera sold 2,897 shares at $30.83 on Oct 1, 2026. Of the 15 with a trade on file, 6 last bought and 9 last sold. Purchases and sales are as reported on Forms 3, 4 and 5 — the SEC counts private transactions too, and many large sales follow a plan arranged in advance. Holdings are never added up: two spouses often report the same shares, and a joint filing carries a fund's.
| Insider | Role | Shares | % of company | Value | Last trade on file | Filed |
|---|---|---|---|---|---|---|
| Constantine S. Macricostas | Director | 410,895 | 0.70% | $12.2M | sold 50,000 shares at $45.35 on Apr 14, 2026 | Apr 14, 2026 |
| Kang Jyh Lee | Director | 337,350 | 0.57% | $10.0M | sold 10,000 shares at $30.75 on Sep 29, 2026 | Sep 29, 2026 |
| George Macricostas | CEO | 334,068 | 0.57% | $9.9M | sold 121,194 shares at $43.27 on Apr 8, 2026 | Apr 8, 2026 |
| Christopher J. Progler | EVP, Chief Technology Officer | 165,591 | 0.28% | $4.9M | sold 25,000 shares at $35.78 on Dec 12, 2025 | Dec 12, 2025 |
| Eric Rivera | President, CFO | 133,276 | 0.23% | $3.9M | sold 2,897 shares at $30.83 on Oct 1, 2026 | Oct 1, 2026 |
| Hsueh-Chun Wang | SVP/COO IC & US/EU Mnstrm Ops | 113,560 | 0.19% | $3.4M | sold 19,250 shares at $45.30 on Apr 14, 2026 | Apr 14, 2026 |
| Daniel JL Liao | Director | 72,504 | 0.12% | $2.1M | bought 3,722 shares on Apr 13, 2026 | Apr 13, 2026 |
| Han Kyung Park | SVP & GM of FPD Ops | 66,000 | 0.11% | $2.0M | sold 9,500 shares at $30.37 on Sep 25, 2026 | Sep 25, 2026 |
| Mitchell G. Tyson | Director | 36,921 | 0.06% | $1.1M | bought 3,722 shares on Apr 13, 2026 | Apr 13, 2026 |
| Adam M. Lewis | Director | 34,792 | 0.06% | $1.0M | bought 3,722 shares on Apr 13, 2026 | Apr 13, 2026 |
| Rui Zhang | VP, CAO & Corporate Controller | 26,687 | 0.05% | $790,468.94 | sold 392 shares at $30.83 on Oct 1, 2026 | Oct 1, 2026 |
| Todd Anthony Alesio | SVP, CAO | 17,946 | 0.03% | $531,560.52 | bought 983 shares on Feb 9, 2026 | Feb 9, 2026 |
| David A. Garcia | Director | 15,192 | 0.03% | $449,987.04 | bought 3,722 shares on Apr 13, 2026 | Apr 13, 2026 |
| Michelle Almeida | Director | 4,956 | <0.01% | $146,796.72 | bought 3,722 shares on Apr 13, 2026 | Apr 13, 2026 |
| Mary Paladino | Director | 1,272 | <0.01% | $37,676.64 | sold 22,548 shares at $47.77 on Apr 17, 2026 | Apr 17, 2026 |
Each insider at Photronics
- Constantine S. Macricostas — Director
- Kang Jyh Lee — Director
- George Macricostas — CEO
- Christopher J. Progler — EVP, Chief Technology Officer
- Eric Rivera — President, CFO
- Hsueh-Chun Wang — SVP/COO IC & US/EU Mnstrm Ops
- Daniel JL Liao — Director
- Han Kyung Park — SVP & GM of FPD Ops
- Mitchell G. Tyson — Director
- Adam M. Lewis — Director
- Rui Zhang — VP, CAO & Corporate Controller
- Todd Anthony Alesio — SVP, CAO
No longer filing
- Walter M. Fiederowicz — Former Director
What insiders bought and sold across AI stocks · All filings on sec.gov