PHOTRONICS INC Insider Trading Activity
Every SEC Form 4 insider transaction reported for PHOTRONICS INC (PLAB), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are PLAB insiders buying or selling?
In the last 12 months, PHOTRONICS INC insiders reported 0 open-market purchases ($0) and 41 sales ($24.2M) — net selling of $24.2M. Since January 2018, Trabud has recorded 244 Form 4 filings for PLAB: 5 buys ($494.7K) and 239 sells ($56.8M).
Source: SEC EDGAR Form 4
What stands out
- No PHOTRONICS INC insider made an open-market purchase in the last 12 months; the 41 reported open-market sales totaled $24.2M.
Key Statistics (January 2018 – Oct 2, 2026)
Total Form 4 filings
244
SEC EDGAR
Insider filers
17
Insider buys (5)
$494.7K
Insider sells (239)
$56.8M
Insider sentiment
Net sellingNet insider flow of $56.3M in net selling since January 2018, and $24.2M in net selling over the last 12 months.
Recent PLAB insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Oct 2, 2026 | Kang Jyh Lee | Director | Sale | 10.0K | $30.75 | $307.5K | SEC ↗ |
| Sep 30, 2026 | Han Kyung Park | SVP & GM of FPD Ops | Sale | 9.5K | $30.37 | $288.5K | SEC ↗ |
| Sep 29, 2026 | Kang Jyh Lee | Director | Sale | 7.5K | $29.50 | $221.3K | SEC ↗ |
| Sep 25, 2026 | Kang Jyh Lee | Director | Sale | 10.0K | $29.70 | $297.0K | SEC ↗ |
| Apr 22, 2026 | Rui Zhang | VP, CAO & Corporate Controller | Sale | 4.6K | $46.70 | $212.8K | SEC ↗ |
| Apr 21, 2026 | Kang Jyh Lee | Director | Sale | 20.0K | $45.93 | $918.5K | SEC ↗ |
| Apr 17, 2026 | Kang Jyh Lee | Director | Sale | 10.0K | $45.10 | $451.0K | SEC ↗ |
| Apr 16, 2026 | Hsueh-Chun Wang | SVP/COO IC & US/EU Mnstrm Ops | Sale | 19.3K | $45.30 | $872.0K | SEC ↗ |
| Apr 15, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $45.00 | $225.0K | SEC ↗ |
| Apr 15, 2026 | Eric Rivera | President, CFO | Sale | 1.0K | $44.77 | $44.8K | SEC ↗ |
| Apr 14, 2026 | MACRICOSTAS CONSTANTINE S | Director | Sale | 50.0K | $45.35 | $2.3M | SEC ↗ |
| Apr 14, 2026 | Hsueh-Chun Wang | SVP/COO IC & US/EU Mnstrm Ops | Sale | 11.9K | $44.25 | $525.5K | SEC ↗ |
| Apr 14, 2026 | Eric Rivera | President, CFO | Sale | 41.5K | $44.00 | $1.8M | SEC ↗ |
| Apr 13, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $44.00 | $220.0K | SEC ↗ |
| Apr 10, 2026 | George Macricostas | CEO | Sale | 121.2K | $42.94 | $5.2M | SEC ↗ |
| Apr 10, 2026 | Rui Zhang | VP, CAO & Corporate Controller | Sale | 1.8K | $43.50 | $76.2K | SEC ↗ |
| Apr 10, 2026 | Hsueh-Chun Wang | SVP/COO IC & US/EU Mnstrm Ops | Sale | 10.0K | $42.69 | $426.9K | SEC ↗ |
| Apr 10, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $43.27 | $216.3K | SEC ↗ |
| Apr 8, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $40.53 | $202.7K | SEC ↗ |
| Apr 3, 2026 | Mitchell G Tyson | Director | Sale | 10.0K | $42.31 | $423.1K | SEC ↗ |
| Apr 3, 2026 | Hsueh-Chun Wang | SVP/COO IC & US/EU Mnstrm Ops | Sale | 10.0K | $42.08 | $420.8K | SEC ↗ |
| Apr 3, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $42.00 | $210.0K | SEC ↗ |
| Mar 31, 2026 | Kang Jyh Lee | Director | Sale | 5.0K | $40.80 | $204.0K | SEC ↗ |
| Mar 26, 2026 | Kang Jyh Lee | Director | Sale | 10.0K | $39.00 | $390.0K | SEC ↗ |
| Mar 24, 2026 | Kang Jyh Lee | Director | Sale | 10.0K | $35.80 | $358.0K | SEC ↗ |
Showing the 25 most recent of 244 Form 4 filings for PHOTRONICS INC.
Most active PLAB insiders
- Mitchell G Tyson52 filings
- Kang Jyh Lee43 filings
- Christopher J Progler42 filings
- Peter S Kirlin20 filings
- Richelle E Burr20 filings
Ask anything about PLAB insider activity
Use Trabud's AI agent to query PHOTRONICS INC's Form 4 history in plain English — "Show me PLAB CEO purchases this year" or compare it against any other ticker.
Open the AI agentPLAB insider trading FAQ
Are PHOTRONICS INC insiders buying or selling?
In the last 12 months, PHOTRONICS INC insiders reported 0 open-market purchases ($0) and 41 sales ($24.2M) — net selling of $24.2M. Since January 2018, Trabud has recorded 244 Form 4 filings for PLAB: 5 buys ($494.7K) and 239 sells ($56.8M). Over the full record that is net selling of $56.3M.
How many insiders trade PLAB stock?
17 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for PHOTRONICS INC. The most recent filing was accepted on Oct 2, 2026.
Where does Trabud get PLAB insider trading data?
All PLAB insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.