|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
340,400
|
0.46%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
340,400
|
0.46%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
306,200
|
0.41%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
179,070
|
0.24%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
306,200
|
0.41%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
306,200
|
0.42%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
153,100
|
0.21%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
55,700
|
0.08%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
55,700
|
0.08%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
111,400
|
0.16%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
99,800
|
0.14%
|
|
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
88,200
|
0.12%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
55,700
|
0.08%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
88,200
|
0.12%
|
|
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
76,800
|
0.11%
|
|
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
44,100
|
0.06%
|
|
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
38,400
|
0.05%
|