PHOTRONICS INC (PLAB) Top Institutional Shareholders
PHOTRONICS INC (PLAB) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $2.03B in PLAB holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of PLAB tracked by InsiderSet, reporting ownership valued at approximately $379.33M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $291.09M, representing an estimated loss of -23.26% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 60% of the total disclosed PLAB value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Dimensional Fund Advisors Lp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in PHOTRONICS INC (PLAB).
This page ranks the largest institutional PLAB shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
326
Total Reported Value
$2.03B
Largest Holder
Blackrock, Inc.
Largest Position
$379.33M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
88
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 9,387,060 | $379,331,094 | $291,092,731 | -$88,238,363 | -23.26% | |
| Dimensional Fund Advisors Lp | 0.03% | 3,962,665 | $160,115,283 | $122,882,242 | -$37,233,041 | -23.25% | |
| Vanguard Portfolio Management Llc | 0.01% | 2,844,737 | $114,955,822 | $88,215,294 | -$26,740,528 | -23.26% | |
| American Century Companies Inc | 0.06% | 2,819,927 | $113,953,250 | $87,445,936 | -$26,507,314 | -23.26% | |
| Vanguard Capital Management Llc | 0.00% | 2,503,091 | $101,149,907 | $77,620,852 | -$23,529,055 | -23.26% | |
| State Street Corp | 0.00% | 2,239,770 | $90,509,106 | $69,455,268 | -$21,053,838 | -23.26% | |
| Victory Capital Management Inc | 0.05% | 1,938,627 | $78,339,918 | $60,116,823 | -$18,223,095 | -23.26% | |
| Geode Capital Management, Llc | 0.00% | 1,854,603 | $74,955,915 | $57,511,239 | -$17,444,676 | -23.27% | |
| Invesco Ltd. | 0.01% | 1,427,518 | $57,686,002 | $44,267,333 | -$13,418,669 | -23.26% | |
| Vaughan Nelson Investment Management, L.P. | 0.48% | 1,185,405 | $47,902,217 | $36,759,409 | -$11,142,808 | -23.26% | |
| Morgan Stanley | 0.00% | 1,026,036 | $41,462,155 | $31,817,376 | -$9,644,779 | -23.26% | |
| Charles Schwab Investment Management Inc | 0.01% | 1,004,899 | $40,607,969 | $31,161,918 | -$9,446,051 | -23.26% | |
| Northern Trust Corp | 0.00% | 851,334 | $34,402,406 | $26,399,867 | -$8,002,539 | -23.26% | |
| Janus Henderson Group Plc | 0.02% | 823,488 | $33,289,469 | $25,536,363 | -$7,753,106 | -23.29% | |
| Boston Partners | 0.03% | 785,239 | $31,805,172 | $24,350,261 | -$7,454,911 | -23.44% | |
| Needham Investment Management Llc | 1.25% | 605,000 | $24,448,050 | $18,761,050 | -$5,687,000 | -23.26% | |
| Qube Research & Technologies Ltd | 0.03% | 548,065 | $22,147,307 | $16,995,496 | -$5,151,811 | -23.26% | |
| Polar Capital Holdings Plc | 0.09% | 513,451 | $20,748,555 | $15,922,116 | -$4,826,439 | -23.26% | |
| Aqr Capital Management Llc | 0.01% | 486,354 | $19,653,566 | $15,081,838 | -$4,571,728 | -23.26% | |
| Clark Capital Management Group, Inc. | 0.10% | 406,102 | $16,410,582 | $12,593,223 | -$3,817,359 | -23.26% | |
| Easterly Investment Partners Llc | 1.23% | 403,698 | $16,051,185 | $12,518,675 | -$3,532,510 | -22.01% | |
| Vanguard Fiduciary Trust Co | 0.00% | 378,648 | $15,301,166 | $11,741,874 | -$3,559,292 | -23.26% | |
| Bank Of New York Mellon Corp | 0.00% | 378,115 | $15,279,610 | $11,725,346 | -$3,554,264 | -23.26% | |
| Royce & Associates Lp | 0.15% | 373,633 | $15,098,510 | $11,586,359 | -$3,512,151 | -23.26% | |
| Heartland Advisors Inc | 0.76% | 370,675 | $14,978,977 | $11,494,632 | -$3,484,345 | -23.26% | |
| Allianz Asset Management Gmbh | 0.02% | 369,478 | $14,930,606 | $11,457,513 | -$3,473,093 | -23.26% | |
| Bridgeway Capital Management, Llc | 0.29% | 362,834 | $14,662,122 | $11,251,482 | -$3,410,640 | -23.26% | |
| Hotchkis & Wiley Capital Management Llc | 0.04% | 351,709 | $14,212,561 | $10,906,496 | -$3,306,065 | -23.26% | |
| Principal Financial Group Inc | 0.01% | 334,680 | $13,524,420 | $10,378,427 | -$3,145,993 | -23.26% | |
| Goldman Sachs Group Inc | 0.00% | 301,797 | $12,195,617 | $9,358,725 | -$2,836,892 | -23.26% | |
| Nuveen, Llc | 0.00% | 291,494 | $11,779,273 | $9,039,229 | -$2,740,044 | -23.26% | |
| Empowered Funds, Llc | 0.07% | 290,142 | $11,724,638 | $8,997,303 | -$2,727,335 | -23.26% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.02% | 289,374 | $11,693,604 | $8,973,488 | -$2,720,116 | -23.26% | |
| Prudential Financial Inc | 0.01% | 266,276 | $10,760,213 | $8,257,219 | -$2,502,994 | -23.26% | |
| Ubs Group Ag | 0.00% | 252,433 | $10,200,818 | $7,827,947 | -$2,372,871 | -23.26% | |
| Cambria Investment Management, L.P. | 0.53% | 234,433 | $9,473,438 | $7,269,767 | -$2,203,671 | -23.26% | |
| Meeder Asset Management Inc | 0.51% | 220,614 | $8,915,012 | $6,841,240 | -$2,073,772 | -23.26% | |
| Public Sector Pension Investment Board | 0.03% | 211,337 | $8,540,128 | $6,553,560 | -$1,986,568 | -23.26% | |
| Citigroup Inc | 0.01% | 201,553 | $8,144,757 | $6,250,159 | -$1,894,598 | -23.26% | |
| Kestrel Investment Management Corp | 4.84% | 200,450 | $8,100,185 | $6,215,955 | -$1,884,231 | -23.26% | |
| D. E. Shaw & Co., Inc. | 0.01% | 191,800 | $7,750,638 | $5,947,718 | -$1,802,920 | -23.26% | |
| Rhumbline Advisers | 0.01% | 166,185 | $6,715,518 | $5,153,397 | -$1,562,121 | -23.26% | |
| Allspring Global Investments Holdings, Llc | 0.01% | 159,484 | $6,519,706 | $4,945,599 | -$1,574,107 | -24.14% | |
| Voya Investment Management Llc | 0.01% | 148,202 | $5,988,843 | $4,595,744 | -$1,393,099 | -23.26% | |
| Legal & General Group Plc | 0.00% | 143,612 | $5,806,133 | $4,453,408 | -$1,352,725 | -23.30% | |
| O'Shaughnessy Asset Management, Llc | 0.03% | 135,728 | $5,484,768 | $4,208,925 | -$1,275,843 | -23.26% | |
| Ameriprise Financial Inc | 0.00% | 134,548 | $5,437,085 | $4,172,333 | -$1,264,752 | -23.26% | |
| Denali Advisors Llc | 0.58% | 128,553 | $5,194,827 | $3,986,429 | -$1,208,398 | -23.26% | |
| State Of Wisconsin Investment Board | 0.01% | 127,236 | $5,141,607 | $3,945,588 | -$1,196,019 | -23.26% | |
| Sei Investments Co | 0.00% | 127,208 | $5,140,445 | $3,944,720 | -$1,195,725 | -23.26% |
Frequently asked questions about PLAB
Who owns the most PLAB stock?
The largest holders of PLAB are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for PHOTRONICS INC (PLAB).
Is PLAB widely held by superinvestors?
Many widely followed stocks like PLAB appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly PLAB is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.