Massachusetts Financial Services
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Massachusetts Financial Services’s AtriCure ATRC Stock Holding History

Massachusetts Financial Services’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 		$16.2M Sell
580,621
-4,732
-0.8% -$133K 0.01% 709
2026
Q1 		$16.7M Buy
585,353
+74,140
+15% +$2.53M 0.01% 671
2025
Q4 		$20.2M Buy
511,213
+86,532
+20% +$3.17M 0.01% 644
2025
Q3 		$15M Buy
+424,681
New +$14.6M ﹤0.01% 664
2017
Q3 		– Sell
-18,707
Closed -$454K – 841
2017
Q2 		$454K Buy
18,707
+1,510
+9% +$32.1K ﹤0.01% 813
2017
Q1 		$329K Buy
+17,197
New +$301K ﹤0.01% 817
2016
Q4 		– Sell
-504,519
Closed -$7.98M – 857
2016
Q3 		$7.98M Buy
504,519
+88,166
+21% +$1.36M ﹤0.01% 603
2016
Q2 		$5.88M Buy
416,353
+191,154
+85% +$2.91M ﹤0.01% 630
2016
Q1 		$3.79M Buy
225,199
+2,764
+1% +$48.6K ﹤0.01% 665
2015
Q4 		$4.99M Sell
222,435
-1,494
-0.7% -$30.8K ﹤0.01% 655
2015
Q3 		$4.91M Sell
223,929
-126,190
-36% -$3.15M ﹤0.01% 672
2015
Q2 		$8.63M Sell
350,119
-159,720
-31% -$3.57M ﹤0.01% 626
2015
Q1 		$10.4M Buy
509,839
+5,247
+1% +$102K 0.01% 619
2014
Q4 		$10.1M Buy
504,592
+321,098
+175% +$5.51M 0.01% 619
2014
Q3 		$2.7M Sell
183,494
-2,724
-1% -$43.4K ﹤0.01% 733
2014
Q2 		$3.42M Buy
186,218
+8,588
+5% +$143K ﹤0.01% 702
2014
Q1 		$3.34M Sell
177,630
-44,680
-20% -$916K ﹤0.01% 676
2013
Q4 		$4.15M Buy
222,310
+8,730
+4% +$127K ﹤0.01% 623
2013
Q3 		$2.35M Buy
213,580
+28,790
+16% +$284K ﹤0.01% 667
2013
Q2 		$1.76M Buy
+184,790
New +$1.61M ﹤0.01% 670

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

Massachusetts Financial Services's ATRC Position: Q2 2026 in Review

Massachusetts Financial Services reduced its AtriCure (ATRC) stake by 0.81% in Q2 2026, selling an estimated $133K and leaving 580,621 shares worth $16.2M. The position accounts for 0.01% of the portfolio, ranked #709.

Massachusetts Financial Services first reported a position in ATRC in Q2 2013 and has held it in 20 quarters since. The position peaked at $20.2M in Q4 2025. 251 funds tracked by Wall St. Rank hold ATRC as of Q2 2026.

  • Massachusetts Financial Services held 580,621 shares of AtriCure worth $16.2M as of Q2 2026.
  • Massachusetts Financial Services sold 4,732 AtriCure shares in Q2 2026, an estimated $133K.
  • AtriCure made up 0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #709 holding.
  • Massachusetts Financial Services first reported a position in AtriCure in Q2 2013 and has held it in 20 quarters since.
  • Massachusetts Financial Services's AtriCure position peaked at $20.2M in Q4 2025.
  • 251 funds tracked by Wall St. Rank held AtriCure as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.