|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
140,200
|
0.31%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
140,200
|
0.31%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
195,800
|
0.44%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
70,100
|
0.16%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
195,800
|
0.44%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
195,800
|
0.44%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
164,400
|
0.37%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
97,900
|
0.22%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
164,400
|
0.37%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
164,400
|
0.37%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
173,900
|
0.39%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
82,200
|
0.18%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
183,400
|
0.40%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
183,400
|
0.40%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
148,400
|
0.33%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
91,700
|
0.20%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
148,400
|
0.33%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
148,400
|
0.33%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
123,400
|
0.27%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
123,400
|
0.27%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
101,800
|
0.23%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
101,800
|
0.23%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
61,700
|
0.14%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
80,200
|
0.18%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
61,500
|
0.14%
|
|
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
42,800
|
0.09%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
40,100
|
0.09%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
42,800
|
0.09%
|
|
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
35,800
|
0.08%
|
|
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
21,400
|
0.05%
|
|
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
17,900
|
0.04%
|