§ SEMICONDUCTORS
USD · SemiconductorsPLAB
PHOTRONICS INC
USDSector · SemiconductorsBeta · 1.48
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
179 increased/new, 114 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/E | 17.6 | P/B | 1.20 |
| EPS (TTM) | 2.34 |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 9.4M | 0.0% | +6% |
| Dimensional Fund Advisors | 4.0M | 0.0% | −2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8M | n/a | n/a |
| AMERICAN CENTURY COMPANIES INC | 2.8M | 0.1% | +15% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.5M | n/a | n/a |
| State Street | 2.2M | 0.0% | −0% |
◇ AC INTELLIGENCE
Top institutional owners for PLAB as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER41.6% · 232 holders
PASSIVE / INDEX24.0% · 10 holders
QUALITY / COMPOUNDER20.5% · 22 holders
DEALER / BANK10.1% · 31 holders
INCOME / DEFENSIVE2.6% · 24 holders
DEEP VALUE1.4% · 4 holders
SYSTEMATIC / QUANT0.4% · 10 holders
ACTIVIST0.3% · 1 holder
TACTICAL / MACRO0.2% · 3 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for PLAB in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention PLAB yet.