Photronics, Inc. (PLAB) Institutional Ownership
Q1 2026 13F Data|Updated 2026-06-13
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Institutional ownership increased this quarter (+22.78 pp), though top 10 holders maintain a highly concentrated 59.3% of institutional value.
Institutional Ownership109.8%$2.1B total value · ▲ +22.78 pp vs prior quarter
Can exceed 100% due to securities lending, short interest, and reporting timing differences.
Smart Money Score49 / 100Neutral
Based on ownership concentration, fund quality, buying/selling activity, conviction signals, and institutional trend.
Institutions & Flow325 holders+20 net flow (+76 / -56)
AI Insights & Key Takeaways
- Positive Institutional Flow (+20)
- Top 10 holders control 59.3% of institutional value
- No Insider Signal
Top Institutional Holders of PLAB
Ranked by reported Q1 2026 13F market value
Top 10 Holders
59.3%
Top 25 Holders
76.8%
Share of total reported institutional value in PLAB held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.4M | $379.3M | +6.3% | 15.919% | 0.01% |
| 2 | DIMENSIONAL FUND ADVISORS LP | 4.0M | $160.1M | -2.3% | 6.720% | 0.03% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8M | $115.0M | — | 4.824% |
Quarterly Institutional Activity
Filings activity in PLAB during Q1 2026, grouped by how each filer changed its position.
New Buyers
76Institutions that opened a new PLAB position in Q1 2026
PLAB Institutional Ownership by Quarter
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 325 | +6.6% | 109.76% | +22.78 pp | $2.06B | +26% |
| Q4 2025 | 305 | +17% | 86.98% | +26.43 pp | $1.63B | +44% |
| Q3 2025 | 260 | +3.2% | 60.55% | +10.30 pp | $1.13B | +20% |
| Q2 2025 | 252 | +1.2% | 50.25% | 6.36 pp | $942M | 11% |
| Q1 2025 | 249 | 5.0% | 56.61% | 9.86 pp | $1.06B | 15% |
| Q4 2024 | 262 |
PLAB — Frequently Asked Questions
Quick answers to the most common questions about buying PLAB stock.
What percentage of PLAB is owned by institutions?
Based on Q1 2026 13F filings, institutional ownership of Photronics, Inc. stands at 109.8%, held across 325 reporting institutions.
Who is the largest institutional holder of PLAB?
BlackRock, Inc. is the largest reported institutional holder of PLAB, with approximately 9,387,060 shares worth $0.38B as of Q1 2026.
Is PLAB a hedge fund favorite?
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of PLAB.
What is PLAB's Smart Money Score?
Our composite Smart Money Score for PLAB is 49 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.