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Cornerstone Investment Partners’s Photronics PLAB Stock Holding History

Cornerstone Investment Partners’s Portfolio PLAB Stock Details PLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$471K Buy
11,664
+2,662
+30% +$96.3K 0.02% 70
2025
Q4 		$288K Buy
+9,002
New +$232K 0.01% 108
2024
Q2 		– Sell
-7,911
Closed -$224K – 258
2024
Q1 		$224K Hold
7,911
– – 0.01% 159
2023
Q4 		$248K Buy
+7,911
New +$176K 0.01% 142
2023
Q3 		– Sell
-8,593
Closed -$222K – 229
2023
Q2 		$222K Buy
+8,593
New +$159K 0.01% 139
2022
Q4 		– Sell
-10,279
Closed -$150K – 238
2022
Q3 		$150K Hold
10,279
– – 0.01% 175
2022
Q2 		$200K Hold
10,279
– – 0.01% 154
2022
Q1 		$174K Buy
+10,279
New +$185K 0.01% 223
2020
Q1 		– Sell
-17,030
Closed -$268K – 209
2019
Q4 		$268K Buy
+17,030
New +$214K 0.01% 105

Other funds holding PLAB

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Cornerstone Investment Partners's PLAB Position: Q1 2026 in Review

Cornerstone Investment Partners increased its Photronics (PLAB) stake by 30% in Q1 2026, buying an estimated $96.3K and bringing the position to 11,664 shares worth $471K. The position accounts for 0.02% of the portfolio, ranked #70.

Cornerstone Investment Partners first reported a position in PLAB in Q4 2019 and has held it in 9 quarters since. 330 funds tracked by Wall St. Rank hold PLAB as of Q1 2026.

  • Cornerstone Investment Partners held 11,664 shares of Photronics worth $471K as of Q1 2026.
  • Cornerstone Investment Partners bought 2,662 Photronics shares in Q1 2026, an estimated $96.3K.
  • Photronics made up 0.02% of Cornerstone Investment Partners's portfolio in Q1 2026, its #70 holding.
  • Cornerstone Investment Partners first reported a position in Photronics in Q4 2019 and has held it in 9 quarters since.
  • 330 funds tracked by Wall St. Rank held Photronics as of Q1 2026.

Based on Cornerstone Investment Partners's 13F filing for Q1 2026, filed 8 May 2026.