Marshall Wace
ATRC icon

Marshall Wace’s AtriCure ATRC Stock Holding History

Marshall Wace’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 		$37.3M Sell
1,333,904
-133,620
-9% -$3.76M 0.03% 480
2026
Q1 		$41.9M Buy
1,467,524
+554,071
+61% +$18.9M 0.04% 431
2025
Q4 		$36.1M Buy
913,453
+354,281
+63% +$13M 0.03% 440
2025
Q3 		$19.7M Sell
559,172
-446,076
-44% -$15.4M 0.02% 663
2025
Q2 		$32.9M Buy
1,005,248
+11,155
+1% +$363K 0.04% 410
2025
Q1 		$32.1M Buy
994,093
+374,927
+61% +$13.9M 0.04% 386
2024
Q4 		$18.9M Buy
619,166
+167,476
+37% +$5.39M 0.02% 564
2024
Q3 		$12.7M Buy
451,690
+3,749
+0.8% +$92.4K 0.02% 670
2024
Q2 		$10.2M Sell
447,941
-513,418
-53% -$11.8M 0.01% 721
2024
Q1 		$29.2M Buy
961,359
+525,946
+121% +$17.6M 0.04% 385
2023
Q4 		$15.5M Buy
435,413
+66,752
+18% +$2.48M 0.03% 552
2023
Q3 		$16.1M Sell
368,661
-16,274
-4% -$794K 0.03% 498
2023
Q2 		$19M Sell
384,935
-166,937
-30% -$7.69M 0.04% 501
2023
Q1 		$22.9M Buy
+551,872
New +$22.9M 0.05% 420
2022
Q4 		– Sell
-14,282
Closed -$559K – 2922
2022
Q3 		$559K Sell
14,282
-7,262
-34% -$332K ﹤0.01% 2671
2022
Q2 		$880K Buy
+21,544
New +$1.02M ﹤0.01% 2518
2022
Q1 		– Sell
-723
Closed -$50K – 3333
2021
Q4 		$50K Buy
+723
New +$52.6K ﹤0.01% 3556
2021
Q1 		– Sell
-220,737
Closed -$12.3M – 2458
2020
Q4 		$12.3M Buy
+220,737
New +$9.54M 0.07% 291
2019
Q4 		– Sell
-57,401
Closed -$1.43M – 1683
2019
Q3 		$1.43M Sell
57,401
-126,840
-69% -$3.62M 0.01% 850
2019
Q2 		$5.5M Buy
184,241
+167,333
+990% +$4.89M 0.05% 447
2019
Q1 		$453K Buy
+16,908
New +$514K ﹤0.01% 1166
2016
Q2 		– Sell
-10,699
Closed -$180K – 982
2016
Q1 		$180K Buy
+10,699
New +$188K ﹤0.01% 975
2015
Q4 		– Sell
-43,450
Closed -$952K – 966
2015
Q3 		$952K Buy
+43,450
New +$1.09M 0.01% 627

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

Marshall Wace's ATRC Position: Q2 2026 in Review

Marshall Wace reduced its AtriCure (ATRC) stake by 9.1% in Q2 2026, selling an estimated $3.76M and leaving 1,333,904 shares worth $37.3M. The position accounts for 0.03% of the portfolio, ranked #480.

Marshall Wace first reported a position in ATRC in Q3 2015 and has held it in 23 quarters since. The position peaked at $41.9M in Q1 2026. 252 funds tracked by Wall St. Rank hold ATRC as of Q2 2026.

  • Marshall Wace held 1,333,904 shares of AtriCure worth $37.3M as of Q2 2026.
  • Marshall Wace sold 133,620 AtriCure shares in Q2 2026, an estimated $3.76M.
  • AtriCure made up 0.03% of Marshall Wace's portfolio in Q2 2026, its #480 holding.
  • Marshall Wace first reported a position in AtriCure in Q3 2015 and has held it in 23 quarters since.
  • Marshall Wace's AtriCure position peaked at $41.9M in Q1 2026.
  • 252 funds tracked by Wall St. Rank held AtriCure as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.