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Deerfield Management’s AtriCure ATRC Stock Holding History

Deerfield Management’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
Q1 		– Sell
-52,076
Closed -$2.06M – 92
2025
Q4 		$2.06M Sell
52,076
-35,493
-41% -$1.3M 0.03% 98
2025
Q3 		$3.09M Buy
87,569
+76,431
+686% +$2.63M 0.05% 85
2025
Q2 		$365K Buy
+11,138
New +$362K 0.01% 89
2024
Q3 		– Sell
-17,068
Closed -$389K – 466
2024
Q2 		$389K Sell
17,068
-3,672
-18% -$84.7K 0.01% 306
2024
Q1 		$631K Buy
+20,740
New +$695K 0.01% 104
2020
Q1 		– Sell
-292,777
Closed -$9.52M – 92
2019
Q4 		$9.52M Hold
292,777
– – 0.3% 60
2019
Q3 		$7.3M Buy
+292,777
New +$8.36M 0.3% 65
2013
Q3 		– Sell
-630,000
Closed -$5.99M – 118
2013
Q2 		$5.99M Buy
+630,000
New +$5.49M 0.28% 77

Other funds holding ATRC

AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
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
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Deerfield Management's ATRC Position: Q1 2026 in Review

Deerfield Management sold out of AtriCure (ATRC) in Q1 2026, closing a stake of 52,076 shares — an estimated $2.06M sold.

Deerfield Management first reported a position in ATRC in Q2 2013 and held it in 8 quarters. The position peaked at $9.52M in Q4 2019. 224 funds tracked by Wall St. Rank hold ATRC as of Q1 2026.

  • Deerfield Management reported no remaining AtriCure position as of Q1 2026 after selling out during the quarter.
  • Deerfield Management sold 52,076 AtriCure shares in Q1 2026, an estimated $2.06M.
  • Deerfield Management first reported a position in AtriCure in Q2 2013 and held it in 8 quarters.
  • Deerfield Management's AtriCure position peaked at $9.52M in Q4 2019.
  • 224 funds tracked by Wall St. Rank held AtriCure as of Q1 2026.

Based on Deerfield Management's 13F filing for Q1 2026, filed 15 May 2026.