|
Mar 31, 2025
|
Oberweis Asset Management Inc
|
414,600
|
0.95%
|
|
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
414,600
|
0.95%
|
|
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
229,600
|
0.53%
|
|
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
207,300
|
0.48%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
229,600
|
0.53%
|
|
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
229,600
|
0.53%
|
|
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
246,600
|
0.57%
|
|
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
114,800
|
0.26%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
246,600
|
0.57%
|
|
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
246,600
|
0.57%
|
|
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
189,300
|
0.44%
|
|
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
123,300
|
0.28%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
132,000
|
0.31%
|
|
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
132,000
|
0.31%
|
|
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
85,000
|
0.20%
|
|
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
66,000
|
0.15%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
85,000
|
0.20%
|
|
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
85,000
|
0.20%
|
|
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
0
|
0.00%
|
|
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
0
|
0.00%
|