Historical shareholding details of Oberweis Micro-Cap Growth holdings in Photronics, Inc. (PLAB)

Monthly changes of Oberweis Micro-Cap Growth shareholding in Photronics, Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Mar 31, 2025	Oberweis Micro-Cap Growth	0	0.00%

Dec 31, 2024	Oberweis Micro-Cap Growth	186,000	0.29%

Sep 30, 2024	Oberweis Micro-Cap Growth	186,000	0.29%

Jun 30, 2024	Oberweis Micro-Cap Growth	266,000	0.42%

Mar 31, 2024	Oberweis Micro-Cap Growth	256,100	0.40%

Dec 31, 2023	Oberweis Micro-Cap Growth	247,500	0.39%

Sep 30, 2023	Oberweis Micro-Cap Growth	230,100	0.36%

Jun 30, 2023	Oberweis Micro-Cap Growth	194,700	0.31%

Mar 31, 2023	Oberweis Micro-Cap Growth	169,300	0.27%

Dec 31, 2022	Oberweis Micro-Cap Growth	116,800	0.19%