Mar 31, 2025
|
Oberweis Asset Management Inc
|
395,000
|
0.67%
|
|
Feb 28, 2025
|
Oberweis Asset Management Inc
|
395,000
|
0.67%
|
|
Jan 31, 2025
|
Oberweis Asset Management Inc
|
384,000
|
0.65%
|
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
208,760
|
0.35%
|
Dec 31, 2024
|
Oberweis Asset Management Inc
|
384,000
|
0.66%
|
|
Nov 30, 2024
|
Oberweis Asset Management Inc
|
384,000
|
0.66%
|
|
Oct 31, 2024
|
Oberweis Asset Management Inc
|
367,400
|
0.63%
|
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
202,140
|
0.35%
|
Sep 30, 2024
|
Oberweis Asset Management Inc
|
367,400
|
0.63%
|
|
Aug 31, 2024
|
Oberweis Asset Management Inc
|
367,400
|
0.63%
|
|
Jul 31, 2024
|
Oberweis Asset Management Inc
|
330,500
|
0.57%
|
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
193,840
|
0.33%
|
Jun 30, 2024
|
Oberweis Asset Management Inc
|
293,600
|
0.51%
|
|
May 31, 2024
|
Oberweis Asset Management Inc
|
293,600
|
0.51%
|
|
Apr 30, 2024
|
Oberweis Asset Management Inc
|
196,600
|
0.34%
|
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
156,490
|
0.27%
|
Mar 31, 2024
|
Oberweis Asset Management Inc
|
196,600
|
0.34%
|
|
Feb 29, 2024
|
Oberweis Asset Management Inc
|
196,600
|
0.34%
|
|
Jan 31, 2024
|
Oberweis Asset Management Inc
|
189,600
|
0.33%
|
|
Dec 31, 2023
|
Oberweis Asset Management Inc
|
189,600
|
0.33%
|
|
Nov 30, 2023
|
Oberweis Asset Management Inc
|
174,500
|
0.30%
|
|
Oct 31, 2023
|
Oberweis Asset Management Inc
|
174,500
|
0.30%
|
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
95,660
|
0.16%
|
Sep 30, 2023
|
Oberweis Asset Management Inc
|
154,400
|
0.27%
|
|
Aug 31, 2023
|
Oberweis Asset Management Inc
|
111,000
|
0.19%
|
|
Jul 31, 2023
|
Oberweis Asset Management Inc
|
87,600
|
0.15%
|
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
78,160
|
0.14%
|
Jun 30, 2023
|
Oberweis Asset Management Inc
|
87,600
|
0.15%
|
|
May 31, 2023
|
Oberweis Asset Management Inc
|
71,200
|
0.12%
|
|
Mar 31, 2023
|
Oberweis Asset Management Inc
|
43,800
|
0.08%
|
|
Dec 31, 2022
|
Oberweis Asset Management Inc
|
35,600
|
0.06%
|