Photronics Inc (PLAB) insider trading
Every open-market stock purchase and sale by Photronics Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Kang Jyh Lee (Insider) and 1 other sold $1.1M in the last 90 days.
- Last insider buy: David A. Garcia (Insider), $50.4K, 16 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $23.7M (41 sales). Last close $27.90 on Oct 22, 2026.
Recent PLAB insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 1, 2026 | Eric Rivera (CFO) | Sold (not open market) | $89.3K |
| Oct 1, 2026 | Rui Zhang (C-suite exec) | Sold (not open market) | $12.1K |
| Sep 29, 2026 | Kang Jyh Lee (Insider) | Sold | $308K |
| Sep 25, 2026 | Han Kyung Park (VP) | Sold | $289K |
| Sep 24, 2026 | Kang Jyh Lee (Insider) | Sold | $221K |
| Sep 22, 2026 | Kang Jyh Lee (Insider) | Sold | $297K |
| Apr 17, 2026 | Mary Paladino (Insider) | Sold (not open market) | $1.1M |
| Apr 17, 2026 | Rui Zhang (C-suite exec) | Sold | $213K |
| Apr 16, 2026 | Kang Jyh Lee (Insider) | Sold | $458K |
| Apr 15, 2026 | Kang Jyh Lee (Insider) | Sold | $451K |
| Apr 14, 2026 | Constantine S Macricostas (Insider) | Sold | $2.3M |
| Apr 14, 2026 | Hsueh-Chun Wang (COO) | Sold | $872K |
| Apr 13, 2026 | Kang Jyh Lee (Insider) | Sold | $225K |
| Apr 13, 2026 | Eric Rivera (CFO) | Sold | $44.8K |
| Apr 13, 2026 | Adam M Lewis (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Daniel JL Liao (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Mitchell G Tyson (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Michelle Almeida (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Kang Jyh Lee (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Constantine S Macricostas (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | David A. Garcia (Insider) | Bought (not open market) | — |
| Apr 13, 2026 | Eric Rivera (CFO) | Bought (not open market) | — |
| Apr 9, 2026 | Eric Rivera (CFO) | Sold | $1.8M |
| Apr 9, 2026 | Hsueh-Chun Wang (COO) | Sold | $525K |
| Apr 9, 2026 | Kang Jyh Lee (Insider) | Sold | $220K |
Who's trading PLAB
- Rui Zhang, C-suite exec: sold $289K (2 sales), last Oct 1, 2026
- Eric Rivera, CFO: sold $1.9M (3 sales), last Oct 1, 2026
- Kang Jyh Lee, Insider: sold $8.3M (24 sales), last Sep 29, 2026
- Han Kyung Park, VP: sold $1.3M (4 sales), last Sep 25, 2026
- Mary Paladino, Insider: sold $395K (1 sale), last Apr 17, 2026
- Constantine S Macricostas, Insider: sold $2.3M (1 sale), last Apr 14, 2026
- Hsueh-Chun Wang, COO: sold $2.2M (6 sales), last Apr 14, 2026
- Michelle Almeida, Insider: other filings, last Apr 13, 2026
- Daniel JL Liao, Insider: other filings, last Apr 13, 2026
- David A. Garcia, Insider: other filings, last Apr 13, 2026
- Adam M Lewis, Insider: other filings, last Apr 13, 2026
- Mitchell G Tyson, Insider: sold $780K (3 sales), last Apr 13, 2026
- George Macricostas, CEO: sold $5.2M (3 sales), last Apr 8, 2026
- Todd Anthony Alesio, C-suite exec: other filings, last Feb 9, 2026
- Christopher J Progler, CTO: sold $1.1M (2 sales), last Dec 12, 2025
Get free alerts when an insider at Photronics Inc files a new trade →