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Equibles

O'SHAUGHNESSY ASSET MANAGEMENT, LLC

Position in PLAB — Photronics Inc

CIK 1423442 Stamford, CT
Back to PLAB Full portfolio

Position in PLAB

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$4,146,956
-$1,337,812 QoQ
Shares Held
127,481
-6.1% QoQ
Ownership
0.216%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#54
of 315 holders
Holding Since
Jun 2020
21 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PLAB Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $450,417,731 across 17 Semiconductor Equipment & Materials names. PLAB ranks #6 (0.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 LRCX
Lam Research Corp
 297,425 $128,883,174
2 KLAC
Kla Corp
 363,574 $109,693,911
3 AMAT
Applied Materials Inc /De
 150,414 $108,749,322
4 ASML
Asml Holding NV
 39,105 $77,797,047
5 TER
Teradyne, Inc
 15,210 $7,359,206
6 PLAB
Photronics Inc
This page 		127,481 $4,146,956
7 Q
Qnity Electronics, Inc.
 25,339 $4,138,112
8 ENTG
Entegris Inc
 11,973 $2,153,463

All Filings in PLAB

Export CSV
21 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,146,956 127,481
2026-03-31 $5,484,768 135,728
2025-12-31 $4,560,640 142,520
2025-09-30 $2,341,244 102,015
2025-06-30 $381,571 20,264
2025-03-31 $272,122 13,108
2024-12-31 $376,606 15,985
2024-09-30 $620,708 25,069
2024-06-30 $806,931 32,709
2024-03-31 $934,956 33,014
2023-12-31 $690,924 22,025
2023-09-30 $342,640 16,954
2023-06-30 $341,433 13,239
2023-03-31 $228,207 13,764
2022-06-30 $424,118 21,772
2021-09-30 $17,691 1,298
2021-06-30 $25,402 1,923
2021-03-31 $24,729 1,923
2020-12-31 $58,411 5,234
2020-09-30 $129,300 12,982
2020-06-30 $63,552 5,710