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Rossby Financial’s AtriCure ATRC Stock Holding History

Rossby Financial’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
2026
Q2 		$6.69K Hold
239
– – ﹤0.01% 1320
2026
Q1 		$6.77K Hold
239
– – ﹤0.01% 1394
2025
Q4 		$9.46K Buy
239
+84
+54% +$3.08K ﹤0.01% 951
2025
Q3 		$5.31K Buy
155
+90
+138% +$3.1K ﹤0.01% 968
2025
Q2 		$2.13K Hold
65
– – ﹤0.01% 1032
2025
Q1 		$2.17K Buy
+65
New +$2.41K ﹤0.01% 914

Other funds holding ATRC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Rossby Financial's ATRC Position: Q2 2026 in Review

Rossby Financial held its AtriCure (ATRC) position steady in Q2 2026 at 239 shares worth $6.69K. The position accounts for ﹤0.01% of the portfolio, ranked #1320.

Rossby Financial first reported a position in ATRC in Q1 2025 and has held it in 6 quarters since. The position peaked at $9.46K in Q4 2025. 252 funds tracked by Wall St. Rank hold ATRC as of Q2 2026.

  • Rossby Financial held 239 shares of AtriCure worth $6.69K as of Q2 2026.
  • Rossby Financial left its AtriCure share count unchanged in Q2 2026.
  • AtriCure made up ﹤0.01% of Rossby Financial's portfolio in Q2 2026, its #1320 holding.
  • Rossby Financial first reported a position in AtriCure in Q1 2025 and has held it in 6 quarters since.
  • Rossby Financial's AtriCure position peaked at $9.46K in Q4 2025.
  • 252 funds tracked by Wall St. Rank held AtriCure as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.