Mar 31, 2025
|
Oberweis Asset Management Inc
|
127,600
|
0.35%
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
127,600
|
0.35%
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
114,400
|
0.32%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
63,800
|
0.18%
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
114,400
|
0.32%
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
114,400
|
0.32%
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
55,800
|
0.15%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
57,200
|
0.16%
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
55,800
|
0.15%
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
55,800
|
0.15%
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
49,800
|
0.14%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
27,900
|
0.08%
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
43,800
|
0.12%
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
43,800
|
0.12%
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
66,400
|
0.18%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
21,900
|
0.06%
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
66,400
|
0.18%
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
66,400
|
0.18%
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
44,400
|
0.12%
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
44,400
|
0.12%
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
22,200
|
0.06%
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
22,200
|
0.06%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
22,200
|
0.06%
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
36,100
|
0.10%
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
61,800
|
0.17%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
61,800
|
0.17%
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
56,000
|
0.15%
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
40,145
|
0.11%
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
28,515
|
0.08%
|