|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
95,600
|
0.26%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
95,600
|
0.26%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
47,800
|
0.13%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
35,200
|
0.10%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
35,200
|
0.10%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
35,200
|
0.10%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
33,200
|
0.09%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
33,200
|
0.09%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
16,600
|
0.05%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
16,600
|
0.05%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
16,600
|
0.04%
|