Historical shareholding details of Oberweis Asset Management Inc holdings in Atricure Inc (ATRC)

Monthly changes of Oberweis Asset Management Inc shareholding in Atricure Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Mar 31, 2025	Oberweis Asset Management Inc	303,000	0.62%

Feb 28, 2025	Oberweis Asset Management Inc	303,000	0.62%

Jan 31, 2025	Oberweis Asset Management Inc	0	0.00%

Dec 31, 2024	Oberweis Asset Management Inc	151,500	0.31%
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	138,200	0.29%

Mar 31, 2024	Oberweis Asset Management Inc	0	0.00%
Mar 31, 2024	Oberweis Asset Management Inc	138,200	0.29%

Feb 29, 2024	Oberweis Asset Management Inc	138,200	0.29%

Jan 31, 2024	Oberweis Asset Management Inc	94,600	0.20%

Dec 31, 2023	Oberweis Asset Management Inc	94,600	0.20%

Nov 30, 2023	Oberweis Asset Management Inc	47,300	0.10%

Oct 31, 2023	Oberweis Asset Management Inc	47,300	0.10%

Sep 30, 2023	Oberweis Asset Management Inc	47,300	0.10%