PLAB
PHOTRONICS INC
Semiconductors & Related DevicesNasdaqLarge accelerated filer
Total Trades
102
Buys
1
Sells
73
Largest Trade
N/A
Insiders
12
Institutional Funds
256
Inst. Value
$1M+
Activist Filings
11
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Lee Kang Jyh | CHIEF EXECUTIVE OF… | SELL | $500K+ | 20K | $25.27 | Dec 20, 2024 |
| TYSON MITCHELL G | Director | SELL | $500K+ | 20K | $25.06 | Dec 20, 2024 |
| Progler Christopher J | CTO | SELL | $1M+ | 63K | $24.85 | Dec 20, 2024 |
| Progler Christopher J | CTO | EXERCISE | $500K+ | 63K | $11.10 | Dec 20, 2024 |
| TYSON MITCHELL G | Director | GRANT | N/A | 15K | — | Jan 5, 2023 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $17.33 | Jan 5, 2023 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $18.94 | Dec 5, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $16.53 | Nov 3, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $15.00 | Oct 6, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $16.47 | Sep 6, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $23.54 | Aug 3, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $19.08 | Jul 7, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $21.91 | Jun 3, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $15.00 | May 5, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $15.00 | May 5, 2022 |
| Progler Christopher J | CTO | EXERCISE | $50K–$100K | 11K | $8.23 | Apr 6, 2022 |
| Progler Christopher J | CTO | SELL | $100K–$500K | 11K | $16.54 | Apr 6, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $17.00 | Apr 5, 2022 |
| Progler Christopher J | CTO | SELL | $100K–$500K | 10K | $17.96 | Mar 3, 2022 |
| Progler Christopher J | CTO | EXERCISE | $50K–$100K | 10K | $8.23 | Mar 3, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $18.39 | Mar 3, 2022 |
| KIRLIN PETER S | CEO | SELL | $100K–$500K | 15K | $18.35 | Mar 2, 2022 |
| KIRLIN PETER S | CEO | SELL | $1K–$15K | 300 | $20.14 | Feb 25, 2022 |
| KIRLIN PETER S | CEO | GRANT | $15K–$50K | 2K | $9.11 | Feb 25, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $1K–$15K | 300 | $12.13 | Feb 25, 2022 |
| Progler Christopher J | CTO | EXERCISE | $50K–$100K | 12K | $8.23 | Feb 4, 2022 |
| Progler Christopher J | CTO | SELL | $100K–$500K | 12K | $17.97 | Feb 4, 2022 |
| TYSON MITCHELL G | Director | SELL | $15K–$50K | 2K | $18.00 | Feb 4, 2022 |
| Progler Christopher J | CTO | EXERCISE | $50K–$100K | 10K | $8.86 | Jan 20, 2022 |
| Progler Christopher J | CTO | SELL | $100K–$500K | 10K | $19.57 | Jan 20, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $50K–$100K | 5K | $11.35 | Jan 18, 2022 |
| KIRLIN PETER S | CEO | SELL | $50K–$100K | 5K | $19.57 | Jan 18, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $1K–$15K | 370 | $11.35 | Jan 14, 2022 |
| KIRLIN PETER S | CEO | SELL | $1K–$15K | 370 | $19.40 | Jan 14, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $15K–$50K | 3K | $11.35 | Jan 10, 2022 |
| KIRLIN PETER S | CEO | SELL | $50K–$100K | 3K | $19.40 | Jan 10, 2022 |
| KIRLIN PETER S | CEO | SELL | $500K+ | 28K | $19.50 | Jan 6, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $100K–$500K | 18K | $11.35 | Jan 6, 2022 |
| KIRLIN PETER S | CEO | SELL | $100K–$500K | 6K | $19.14 | Jan 6, 2022 |
| KIRLIN PETER S | CEO | EXERCISE | $50K–$100K | 6K | $9.76 | Jan 6, 2022 |
| KIRLIN PETER S | CEO | GRANT | N/A | 90K | — | Jan 6, 2022 |
| TYSON MITCHELL G | Director | SELL | $100K–$500K | 20K | $19.18 | Jan 5, 2022 |
| TYSON MITCHELL G | Director | GRANT | N/A | 12K | — | Jan 5, 2022 |
| Burr Richelle E | EVP | SELL | $50K–$100K | 4K | $19.29 | Jan 5, 2022 |
| Burr Richelle E | EVP | GRANT | N/A | 40K | — | Jan 5, 2022 |
| JORDAN JOHN P | CFO | SELL | $15K–$50K | 804 | $18.98 | Jan 5, 2022 |
| JORDAN JOHN P | CFO | GRANT | N/A | 40K | — | Jan 5, 2022 |
| FIEDEROWICZ WALTER M | Director | GRANT | N/A | 12K | — | Jan 5, 2022 |
| FIEDEROWICZ WALTER M | Director | SELL | $100K–$500K | 7K | $19.75 | Jan 5, 2022 |
| Progler Christopher J | CTO | EXERCISE | $50K–$100K | 9K | $8.86 | Jan 5, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 256 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 3.9M | $1M+ | SH |
| LSV ASSET MANAGEMENT | 2.9M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 2.5M | $1M+ | SH |
| STATE STREET CORP | 2.2M | $1M+ | SH |
| VICTORY CAPITAL MANAGEMENT INC | 2.1M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.0M | $1M+ | SH |
| Boston Partners | 790K | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 535K | $1M+ | SH |
| EASTERLY INVESTMENT PARTNERS LLC | 423K | $1M+ | SH |
| HEARTLAND ADVISORS INC | 385K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 384K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 362K | $1M+ | SH |
| NORGES BANK | 361K | $1M+ | SH |
| Walleye Trading LLC | 353K | $1M+ | SH |
| DENALI ADVISORS LLC | 313K | $1M+ | SH |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 285K | $1M+ | SH |
| PEAK6 LLC | 259K | $1M+ | SH (Call) |
| Cambria Investment Management, L.P. | 241K | $1M+ | SH |
| Bank of New York Mellon Corp | 208K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Mar 5, 2026
10.1%
5.8M shares
SC 13G/A · Jul 29, 2025
9.9%
6.0M shares
SC 13G/A · Apr 29, 2025
15.0%
9.5M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
8.7%
5.4M shares
SC 13G/A · Jan 30, 2024
0.0%
0 shares
SC 13G/A · Jan 22, 2024
16.6%
10.4M shares
SC 13G · Mar 16, 2023
5.0%
3.1M shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Feb 10, 2023
7.2%
4.4M shares
SC 13G/A · Jan 23, 2023
17.2%
10.6M shares
SC 13G/A · Jan 27, 2022
16.0%
9.7M shares
SC 13G/A · Jan 25, 2022
16.0%
9.7M shares