|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
101,600
|
0.33%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
101,600
|
0.33%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
138,800
|
0.45%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
50,800
|
0.17%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
138,800
|
0.45%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
138,800
|
0.45%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
138,800
|
0.45%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
69,400
|
0.23%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
138,800
|
0.45%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
138,800
|
0.46%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
123,800
|
0.41%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
69,400
|
0.23%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
108,800
|
0.36%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
108,800
|
0.36%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
103,200
|
0.34%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
54,400
|
0.18%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
103,200
|
0.34%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
103,200
|
0.34%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
121,600
|
0.40%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
121,600
|
0.40%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
98,600
|
0.33%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
98,600
|
0.33%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
60,800
|
0.20%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
75,600
|
0.25%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
82,400
|
0.27%
|
|
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
82,400
|
0.27%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
37,800
|
0.13%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
82,400
|
0.28%
|
|
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
55,800
|
0.19%
|
|
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
41,200
|
0.14%
|
|
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
27,900
|
0.09%
|