Redmile Group’s iRhythm Holdings IRTC Stock Holding History

Redmile 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 Q2	–	Sell	-56,844	Closed	-$5.95M	–	54
2025 Q1	$5.95M	Buy	+56,844	New	+$6.02M	0.56%	34
2019 Q1	–	Sell	-3,910	Closed	-$272K	–	84
2018 Q4	$272K	Buy	+3,910	New	+$296K	0.01%	72
2018 Q3	–	Sell	-401,303	Closed	-$32.6M	–	91
2018 Q2	$32.6M	Sell	401,303 -328,571	-45%	-$23M	1.11%	33
2018 Q1	$45.9M	Sell	729,874 -84,700	-10%	-$5.24M	1.77%	20
2017 Q4	$45.7M	Buy	814,574 +262,533	+48%	+$13.7M	1.98%	20
2017 Q3	$28.6M	Buy	552,041 +75,700	+16%	+$3.43M	1.41%	28
2017 Q2	$20.2M	Buy	+476,341	New	+$17.3M	1.23%	32
2017 Q1	–	Sell	-228,800	Closed	-$6.86M	–	63
2016 Q4	$6.86M	Buy	+228,800	New	+$6.16M	0.59%	37

Other funds holding IRTC

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return

Redmile Group's IRTC Position: Q2 2025 in Review

Redmile Group sold out of iRhythm Holdings (IRTC) in Q2 2025, closing a stake of 56,844 shares — an estimated $5.95M sold.

Redmile Group first reported a position in IRTC in Q4 2016 and held it in 8 quarters. The position peaked at $45.9M in Q1 2018. 303 funds tracked by Wall St. Rank hold IRTC as of Q2 2025.

Redmile Group reported no remaining iRhythm Holdings position as of Q2 2025 after selling out during the quarter.
Redmile Group sold 56,844 iRhythm Holdings shares in Q2 2025, an estimated $5.95M.
Redmile Group first reported a position in iRhythm Holdings in Q4 2016 and held it in 8 quarters.
Redmile Group's iRhythm Holdings position peaked at $45.9M in Q1 2018.
303 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2025.

Based on Redmile Group's 13F filing for Q2 2025, filed 14 Aug 2025.