|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
625,800
|
1.49%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
625,800
|
1.49%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
312,900
|
0.74%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
282,400
|
0.67%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
282,400
|
0.67%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
564,800
|
1.35%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
516,000
|
1.24%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
282,400
|
0.68%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
516,000
|
1.24%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
516,000
|
1.25%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
496,400
|
1.21%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
496,400
|
1.21%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
459,500
|
1.12%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
459,500
|
1.12%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
248,200
|
0.60%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
422,600
|
1.03%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
211,300
|
0.51%
|