UBS Group’s iRhythm Holdings IRTC Stock Holding History

UBS 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
2024 Q4	–	Sell	-28,000	Closed	-$2.08M	–	10163
2024 Q3	$2.08M	Hold	28,000	–	–	﹤0.01%	3951
2024 Q2	$3.01M	Hold	28,000	–	–	﹤0.01%	3344
2024 Q1	$3.25M	Hold	28,000	–	–	﹤0.01%	3429
2023 Q4	$3M	Sell	28,000 -9,000	-24%	-$784K	﹤0.01%	3363
2023 Q3	$3.49M	Buy	37,000 +7,000	+23%	+$712K	﹤0.01%	2923
2023 Q2	$3.13M	Hold	30,000	–	–	﹤0.01%	3062
2023 Q1	$3.72M	Hold	30,000	–	–	﹤0.01%	2808
2022 Q4	$2.81M	Hold	30,000	–	–	﹤0.01%	3036
2022 Q3	$3.76M	Buy	+30,000	New	+$4.33M	﹤0.01%	2611
2021 Q2	–	Sell	-2,300	Closed	-$319K	–	9582
2021 Q1	$319K	Sell	2,300 -500	-18%	-$89.6K	﹤0.01%	5177
2020 Q4	$664K	Buy	+2,800	New	+$638K	﹤0.01%	4361

Other funds holding IRTC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

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

EAM

Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

UBS Group's IRTC Position: Q2 2026 in Review

UBS Group reduced its iRhythm Holdings (IRTC) stake by 15% in Q2 2026, selling an estimated $1.66M and leaving 77,665 shares worth $9.24M. The position accounts for ﹤0.01% of the portfolio, ranked #3533.

UBS Group first reported a position in IRTC in Q4 2016 and has held it in 39 quarters since. The position peaked at $27.2M in Q4 2025. 303 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

UBS Group held 77,665 shares of iRhythm Holdings worth $9.24M as of Q2 2026.
UBS Group sold 14,238 iRhythm Holdings shares in Q2 2026, an estimated $1.66M.
iRhythm Holdings made up ﹤0.01% of UBS Group's portfolio in Q2 2026, its #3533 holding.
UBS Group first reported a position in iRhythm Holdings in Q4 2016 and has held it in 39 quarters since.
UBS Group's iRhythm Holdings position peaked at $27.2M in Q4 2025.
303 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on UBS Group's 13F filing for Q2 2026, filed 13 Aug 2026.