PLAB — PHOTRONICS INC
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Technology
Measured signals that fired on PLAB
| date | signal | measured base rate |
|---|---|---|
| 2026-08-19 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-08-13 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-08-04 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-07-28 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-06-01 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-05-28 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-04-17 | Paladino Mary Director | Disposition to issuer | 22.5K | 47.77 | 1.1M |
| 2026-04-17 | ZHANG RUI VP, CAO & Corporate Controller | Open-market sale | 4.6K | 46.70 | 212.8K |
| 2026-04-16 | Lee Kang Jyh Director | Open-market sale | 10.0K | 46.05 | 460.5K |
| 2026-04-16 | Lee Kang Jyh Director | Open-market sale | 10.0K | 45.80 | 458.0K |
| 2026-04-15 | Lee Kang Jyh Director | Open-market sale | 10.0K | 45.10 | 451.0K |
| 2026-04-14 | MACRICOSTAS CONSTANTINE S Director | Open-market sale | 50.0K | 45.35 | 2.3M |
| 2026-04-14 | Wang Hsueh-Chun SVP/COO IC & US/EU Mnstrm Ops | Open-market sale | 19.2K | 45.30 | 872.0K |
| 2026-04-13 | Lee Kang Jyh Director | Open-market sale | 5.0K | 45.00 | 225.0K |
| 2026-04-13 | Rivera Eric President, CFO | Open-market sale | 1.0K | 44.77 | 44.8K |
| 2026-04-13 | Lee Kang Jyh Director | Option exercise | 5.0K | 8.60 | 43.0K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 379.3M | 9.4M |
| DIMENSIONAL FUND ADVISORS LP | 160.1M | 4.0M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 115.0M | 2.8M |
| AMERICAN CENTURY COMPANIES INC | 114.0M | 2.8M |
| VANGUARD CAPITAL MANAGEMENT LLC | 101.1M | 2.5M |
| STATE STREET CORP | 90.5M | 2.2M |
| VICTORY CAPITAL MANAGEMENT INC | 78.3M | 1.9M |
| GEODE CAPITAL MANAGEMENT, LLC | 75.0M | 1.9M |
| Invesco Ltd. | 57.7M | 1.4M |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | 47.9M | 1.2M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Photronics, Inc. Sued for Securities Law Violations - Contact the DJS Law Group to Discuss Your Rights - PLAB · 2026-08-24
- Photronics, Inc. Investor Alert: Contact SBS by September 4, 2026 for Opportunity to Lead Securities Fraud Lawsuit · 2026-08-24
- PLAB Deadline: PLAB Investors with Losses in Excess of $100K Have Opportunity to Lead Photronics, Inc. Securities Fraud Lawsuit · 2026-08-23
- Photronics, Inc. Investor Alert: Contact SBS by September 4, 2026 for Opportunity to Lead Securities Fraud Lawsuit · 2026-08-21
- Photronics, Inc. Sued for Securities Law Violations - Contact the DJS Law Group to Discuss Your Rights - PLAB · 2026-08-21
- Lost Money on Photronics, Inc. (PLAB)? A Class Action Suit is Seeking Recovery - Contact SueWallSt · 2026-08-20
Ask the AI about PLAB
The assistant reads every block on this page — price history, filings, insider transactions, institutional positions, short volume, macro and the measured base rates — and says what it implies, quoting the number behind each claim and declaring what it does not have.
Everything on this page is live in the terminal.
Charts, filings, insider flow and the AI — open without an account.
Free plan for good. Pro is $69.99/mo, or $4.99 for a 7-day trial. See the plans →