|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
527,400
|
0.72%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
527,400
|
0.72%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
661,300
|
0.92%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
275,888
|
0.38%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
661,300
|
0.91%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
661,300
|
0.91%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
555,400
|
0.76%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
336,714
|
0.47%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
555,400
|
0.76%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
555,400
|
0.76%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
485,600
|
0.66%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
292,770
|
0.40%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
415,800
|
0.57%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
415,800
|
0.57%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
339,200
|
0.46%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
222,100
|
0.30%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
339,200
|
0.46%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
339,200
|
0.47%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
273,800
|
0.38%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
273,800
|
0.38%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
197,100
|
0.27%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
197,100
|
0.27%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
196,920
|
0.27%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
154,600
|
0.21%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
97,800
|
0.14%
|
|
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
58,600
|
0.08%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
78,580
|
0.11%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
58,600
|
0.08%
|
|
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
29,300
|
0.04%
|