R Squared’s AtriCure ATRC Stock Holding History

R Squared’s Portfolio ATRC Stock Details ATRC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-7,582	Closed	-$267K	–	532
2025 Q3	$267K	Buy	+7,582	New	+$261K	0.12%	291
2025 Q1	–	Sell	-2,920	Closed	-$89.2K	–	394
2024 Q4	$89.2K	Buy	+2,920	New	+$93.9K	0.09%	297

Other funds holding ATRC

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

FLAM

First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return

CIP

Champlain Investment Partners Burlington, Vermont $3.89B AUM 16.15% 1-Year Est. Return

R Squared's ATRC Position: Q4 2025 in Review

R Squared sold out of AtriCure (ATRC) in Q4 2025, closing a stake of 7,582 shares — an estimated $267K sold.

R Squared first reported a position in ATRC in Q4 2024 and held it in 2 quarters. The position peaked at $267K in Q3 2025. 233 funds tracked by Wall St. Rank hold ATRC as of Q4 2025.

R Squared reported no remaining AtriCure position as of Q4 2025 after selling out during the quarter.
R Squared sold 7,582 AtriCure shares in Q4 2025, an estimated $267K.
R Squared first reported a position in AtriCure in Q4 2024 and held it in 2 quarters.
R Squared's AtriCure position peaked at $267K in Q3 2025.
233 funds tracked by Wall St. Rank held AtriCure as of Q4 2025.

Based on R Squared's 13F filing for Q4 2025, filed 30 Jan 2026.