Y-Intercept (HK)’s iRhythm Holdings IRTC Stock Holding History

Y-Intercept (HK)’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
2026 Q3	$1.57M	Buy	+13,775	New	+$1.63M	0.03%	753
2026 Q1	–	Sell	-3,495	Closed	-$620K	–	1796
2025 Q4	$620K	Sell	3,495 -4,881	-58%	-$865K	0.01%	1167
2025 Q3	$1.44M	Sell	8,376 -22,037	-72%	-$3.5M	0.03%	794
2025 Q2	$4.68M	Buy	+30,413	New	+$3.93M	0.11%	246
2024 Q1	–	Sell	-4,083	Closed	-$437K	–	1561
2023 Q4	$437K	Buy	+4,083	New	+$356K	0.04%	661
2023 Q2	–	Sell	-5,261	Closed	-$653K	–	1489
2023 Q1	$653K	Buy	+5,261	New	+$571K	0.08%	408

Other funds holding IRTC

TimesSquare Capital Management New York $6.12B AUM 30.01% 1-Year Est. Return

MSK

Melissa S. Kampmann $128M AUM 13.41% 1-Year Est. Return

Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return

Mutual of America Capital Management New York $10.1B AUM 33.74% 1-Year Est. Return

Creative Planning Overland Park, Kansas $179B AUM 16.96% 1-Year Est. Return

Banque Pictet & Cie Geneva 73, Switzerland $14.5B AUM 33.71% 1-Year Est. Return

ABN AMRO Investment Solutions Paris Cedex 008 $13.2B AUM 30.55% 1-Year Est. Return

Oppenheimer & Co New York $9.5B AUM 27.65% 1-Year Est. Return

WoodTrust Financial Wisconsin Rapids, Wisconsin $825M AUM 20.13% 1-Year Est. Return

B. Metzler seel. Sohn & Co Frankfurt, Germany $11.5B AUM 29.17% 1-Year Est. Return

Y-Intercept (HK)'s IRTC Position: Q3 2026 in Review

Y-Intercept (HK) opened a new position in iRhythm Holdings (IRTC) in Q3 2026: 13,775 shares worth $1.57M. The stake represents 0.03% of the portfolio and ranks #753 among its holdings. This is a return to the name: Y-Intercept (HK) previously reported a position in IRTC as recently as Q4 2025.

Y-Intercept (HK) first reported a position in IRTC in Q1 2023 and has held it in 6 quarters since. The position peaked at $4.68M in Q2 2025. 84 funds tracked by Wall St. Rank hold IRTC as of Q3 2026.

Y-Intercept (HK) held 13,775 shares of iRhythm Holdings worth $1.57M as of Q3 2026.
iRhythm Holdings was a new Y-Intercept (HK) position in Q3 2026.
iRhythm Holdings made up 0.03% of Y-Intercept (HK)'s portfolio in Q3 2026, its #753 holding.
Y-Intercept (HK) first reported a position in iRhythm Holdings in Q1 2023 and has held it in 6 quarters since.
Y-Intercept (HK)'s iRhythm Holdings position peaked at $4.68M in Q2 2025.
84 funds tracked by Wall St. Rank held iRhythm Holdings as of Q3 2026.

Based on Y-Intercept (HK)'s 13F filing for Q3 2026, filed 16 Oct 2026.