Alyeska Investment Group
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Alyeska Investment Group’s iRhythm Holdings IRTC Stock Holding History

Alyeska Investment Group’s Portfolio IRTC Stock Details IRTC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-351,745
Closed -$31.7M – 585
2024
Q4 		$31.7M Sell
351,745
-26,871
-7% -$2.11M 0.12% 203
2024
Q3 		$28.1M Buy
378,616
+67,875
+22% +$5.41M 0.14% 203
2024
Q2 		$33.4M Buy
310,741
+107,165
+53% +$10.9M 0.19% 148
2024
Q1 		$23.6M Buy
+203,576
New +$22.9M 0.15% 193
2021
Q2 		– Sell
-85,670
Closed -$11.9M – 781
2021
Q1 		$11.9M Buy
85,670
+78,603
+1,112% +$14.1M 0.15% 183
2020
Q4 		$1.68M Buy
+7,067
New +$1.61M 0.02% 388

Other funds holding IRTC

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
CIP
Champlain Investment Partners Burlington, Vermont $7.88B AUM 6.82% 1-Year Est. Return

Alyeska Investment Group's IRTC Position: Q1 2025 in Review

Alyeska Investment Group sold out of iRhythm Holdings (IRTC) in Q1 2025, closing a stake of 351,745 shares — an estimated $31.7M sold.

Alyeska Investment Group first reported a position in IRTC in Q4 2020 and held it in 6 quarters. The position peaked at $33.4M in Q2 2024. 256 funds tracked by Wall St. Rank hold IRTC as of Q1 2025.

  • Alyeska Investment Group reported no remaining iRhythm Holdings position as of Q1 2025 after selling out during the quarter.
  • Alyeska Investment Group sold 351,745 iRhythm Holdings shares in Q1 2025, an estimated $31.7M.
  • Alyeska Investment Group first reported a position in iRhythm Holdings in Q4 2020 and held it in 6 quarters.
  • Alyeska Investment Group's iRhythm Holdings position peaked at $33.4M in Q2 2024.
  • 256 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2025.

Based on Alyeska Investment Group's 13F filing for Q1 2025, filed 15 May 2025.