PHOTRONICS INC (PLAB) has 271 open-market insider trades by 21 insiders since 2006. Over the last six months insiders net sold $1.1M. The most active filer is Kang Jyh Lee, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Kang Jyh Lee | Dir | — | 43 | $16.0M | 2026-09-29 |
| Constantine S. MacRicostas | Dir | — | 16 | $11.8M | 2026-04-14 |
| George MacRicostas | CEO | — | 17 | $9.1M | 2026-04-08 |
| GMT Capital Corp. | — | — | 8 | $7.9M | 2011-04-04 |
| Christopher J. Progler | CTOVP | — | 32 | $6.2M | 2025-12-12 |
| Peter S. Kirlin | CEO | — | 23 | $5.7M | 2022-02-28 |
| Walter M. Fiederowicz | — | — | 35 | $4.5M | 2025-04-17 |
| Han Kyung Park | VP | — | 7 | $3.5M | 2026-09-25 |
| Mitchell G. Tyson | Dir | — | 20 | $2.7M | 2026-04-13 |
| Hsueh-Chun Wang | COOVP | — | 4 | $2.2M | 2026-04-14 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Kang Jyh Lee | Director | Sell | $308K | 2026-09-29 |
| Han Kyung Park | VP | Sell | $289K | 2026-09-25 |
| Kang Jyh Lee | Director | Sell | $221K | 2026-09-24 |
| Kang Jyh Lee | Director | Sell | $297K | 2026-09-22 |
| Rui Zhang | CAO & VP +1 | Sell | $213K | 2026-04-17 |
| Kang Jyh Lee | Director | Sell | $919K | 2026-04-16 |
Companies that share insiders with PLAB, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Kang Jyh Lee | Director | Sell | $451K | 2026-04-15 |
| Hsueh-Chun Wang | COO & VP | Sell | $872K | 2026-04-14 |
| Constantine S. MacRicostas | Director | Sell | $2.3M | 2026-04-14 |
| Kang Jyh Lee | Director | Sell | $225K | 2026-04-13 |
| Eric Rivera | President & CFO | Sell | $45K | 2026-04-13 |
| Hsueh-Chun Wang | COO & VP | Sell | $525K | 2026-04-09 |
| Kang Jyh Lee | Director | Sell | $220K | 2026-04-09 |
| Eric Rivera | President & CFO | Sell | $1.8M | 2026-04-09 |
| Kang Jyh Lee | Director | Sell | $216K | 2026-04-08 |