UBS Group
IRTC icon

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
2021
Q2 		– Sell
-2,300
Closed -$319K – 9581
2021
Q1 		$319K Sell
2,300
-500
-18% -$89.6K ﹤0.01% 5176
2020
Q4 		$664K Buy
+2,800
New +$638K ﹤0.01% 4360

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Geode Capital Management
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.