1. Photronics, Inc.
  2. Photronics, Inc. Ownership

Historical shareholding details of Oberweis Asset Management Inc holdings in Photronics, Inc. (PLAB)

Monthly changes of Oberweis Asset Management Inc shareholding in Photronics, Inc. over the previous months

Month Name Total no. shares held Percent Holding
Mar 31, 2025 Oberweis Asset Management Inc 372,000 0.59%
Feb 28, 2025 Oberweis Asset Management Inc 372,000 0.59%
Jan 31, 2025 Oberweis Asset Management Inc 372,000 0.59%
Dec 31, 2024 Oberweis Asset Management Inc 186,000 0.29%
Dec 31, 2024 Oberweis Asset Management Inc 372,000 0.59%
Nov 30, 2024 Oberweis Asset Management Inc 372,000 0.60%
Oct 31, 2024 Oberweis Asset Management Inc 532,000 0.84%
Sep 30, 2024 Oberweis Asset Management Inc 186,000 0.29%
Sep 30, 2024 Oberweis Asset Management Inc 532,000 0.84%
Aug 31, 2024 Oberweis Asset Management Inc 532,000 0.84%
Jul 31, 2024 Oberweis Asset Management Inc 522,100 0.82%
Jun 30, 2024 Oberweis Asset Management Inc 266,000 0.42%
Jun 30, 2024 Oberweis Asset Management Inc 512,200 0.81%
May 31, 2024 Oberweis Asset Management Inc 512,200 0.81%
Apr 30, 2024 Oberweis Asset Management Inc 495,000 0.78%
Mar 31, 2024 Oberweis Asset Management Inc 256,100 0.40%
Mar 31, 2024 Oberweis Asset Management Inc 495,000 0.78%
Feb 29, 2024 Oberweis Asset Management Inc 495,000 0.78%
Jan 31, 2024 Oberweis Asset Management Inc 460,200 0.74%
Dec 31, 2023 Oberweis Asset Management Inc 460,200 0.74%
Nov 30, 2023 Oberweis Asset Management Inc 424,800 0.68%
Oct 31, 2023 Oberweis Asset Management Inc 424,800 0.68%
Sep 30, 2023 Oberweis Asset Management Inc 230,100 0.36%
Sep 30, 2023 Oberweis Asset Management Inc 389,400 0.62%
Aug 31, 2023 Oberweis Asset Management Inc 338,600 0.54%
Jul 31, 2023 Oberweis Asset Management Inc 338,600 0.54%
Jun 30, 2023 Oberweis Asset Management Inc 194,700 0.31%
Jun 30, 2023 Oberweis Asset Management Inc 338,600 0.54%
May 31, 2023 Oberweis Asset Management Inc 233,600 0.37%
Mar 31, 2023 Oberweis Asset Management Inc 169,300 0.27%
Dec 31, 2022 Oberweis Asset Management Inc 116,800 0.19%

View all ownership details of Photronics, Inc.