|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
928,800
|
1.26%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
928,800
|
1.24%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
816,600
|
1.08%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
467,500
|
0.63%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
816,600
|
1.08%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
816,600
|
1.08%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
584,800
|
0.77%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
411,400
|
0.54%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
584,800
|
0.77%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
584,800
|
0.77%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
552,600
|
0.72%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
295,500
|
0.39%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
520,400
|
0.67%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
520,400
|
0.67%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
536,000
|
0.69%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
263,300
|
0.35%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
536,000
|
0.69%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
536,000
|
0.68%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
329,400
|
0.41%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
329,400
|
0.41%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
282,400
|
0.35%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
282,400
|
0.35%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
164,700
|
0.21%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
235,400
|
0.29%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
117,700
|
0.15%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
117,700
|
0.15%
|