|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
1,402,200
|
1.90%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
1,402,200
|
1.91%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
1,218,800
|
1.66%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
770,150
|
1.04%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.67%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.67%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.68%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
609,400
|
0.84%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.70%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.70%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.70%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
609,400
|
0.84%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.71%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.71%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.72%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
609,400
|
0.85%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
1,218,800
|
1.73%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
1,133,000
|
1.62%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
1,047,200
|
1.51%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
1,047,200
|
1.51%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
918,100
|
1.32%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
918,100
|
1.36%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
523,600
|
0.74%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
789,000
|
1.17%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
394,500
|
0.58%
|