Companies / Photronics Inc
Photronics Inc
Nasdaq: PLABCIK 810136BROOKFIELD, CT
Financials · FY2025
Ownership
59.0M shares outstanding · as of Jun 4, 2026
Ownership
| Insiders | 3.09% | 1,823,318 |
| Institutions | 95.81% | 56,492,656 |
| Public float | 1.10% | 647,724 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 14
View all →| Insider | % of shares | Shares |
|---|---|---|
Macricostas Constantine SDirector | 0.78% | 460,895 |
Lee Kang JyhDirector | 0.65% | 385,850 |
Macricostas GeorgeCEOCEO | 0.57% | 334,068 |
Rivera EricPresident, CFO | 0.30% | 177,690 |
Wang Hsueh-ChunSVP/COO IC & US/EU Mnstrm Ops | 0.28% | 164,685 |
Park Han KyungSVP & GM of FPD Ops | 0.13% | 75,500 |
Liao Daniel JLDirector | 0.12% | 68,782 |
Tyson Mitchell GDirector | 0.06% | 36,921 |
Zhang RuiVP, CAO & Corporate Controller | 0.06% | 33,387 |
Lewis Adam MDirector | 0.05% | 31,070 |
Institutional holders 325
View all →| Holder | Value | % of shares |
|---|---|---|
| $308.59M | 16.09% | |
| $181.46M | 9.62% | |
| $129.75M | 6.88% | |
| $78.76M | 4.17% | |
| $76.12M | 3.97% | |
| $74.96M | 3.15% | |
| $49.16M | 2.61% | |
| $47.90M | 2.01% | |
| $47.56M | 2.48% | |
| $45.06M | 2.39% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Apr 8, 2026 | Macricostas George CEO | Sell | COMMON STOCK | $4.68M | -109K -24.63% | 334,068 0.57% of shares | medium |
| Apr 1, 2026 | Tyson Mitchell G Director | Sell | COMMON STOCK | $423.1K | -10K -23.15% | 33,199 0.06% of shares | medium |
| Jan 6, 2026 | Paladino Mary Director | Sell | COMMON STOCK | $395.0K | -11K -32.08% | 23,820 0.04% of shares | medium |
| Mar 23, 2026 | Lee Kang Jyh Director | Sell | COMMON STOCK | $390.0K | -10K -2.53% | 385,850 0.65% of shares | medium |
| Mar 19, 2026 | Lee Kang Jyh Director | Sell | COMMON STOCK | $358.0K | -10K -2.43% | 400,850 0.68% of shares | medium |
| Jan 6, 2026 | Lee Kang Jyh Director | Sell | COMMON STOCK | $354.1K | -10K -2.15% | 455,850 0.77% of shares | medium |
| Jan 7, 2026 | Lee Kang Jyh Director | Sell | COMMON STOCK | $348.3K | -10K -2.19% | 445,850 0.76% of shares | medium |
| Jan 16, 2026 | Lee Kang Jyh Director | Sell | COMMON STOCK | $345.1K | -10K -2.38% | 410,850 0.70% of shares | medium |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
| Vanguard Group Inc | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| PLAB | — | 719405102 |