Vontobel Holding
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Vontobel Holding’s iRhythm Holdings IRTC Stock Holding History

Vontobel Holding’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
Q2 		$252K Buy
+2,122
New +$247K ﹤0.01% 1283
2023
Q3 		– Sell
-4,373
Closed -$456K – 1105
2023
Q2 		$456K Buy
4,373
+642
+17% +$77.1K ﹤0.01% 816
2023
Q1 		$463K Sell
3,731
-752
-17% -$81.6K ﹤0.01% 795
2022
Q4 		$420K Buy
+4,483
New +$488K ﹤0.01% 800
2022
Q2 		– Sell
-1,575
Closed -$248K – 1074
2022
Q1 		$248K Buy
+1,575
New +$202K ﹤0.01% 951

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

Vontobel Holding's IRTC Position: Q2 2026 in Review

Vontobel Holding opened a new position in iRhythm Holdings (IRTC) in Q2 2026: 2,122 shares worth $252K. The stake represents ﹤0.01% of the portfolio and ranks #1283 among its holdings. This is a return to the name: Vontobel Holding previously reported a position in IRTC as recently as Q2 2023.

Vontobel Holding first reported a position in IRTC in Q1 2022 and has held it in 5 quarters since. The position peaked at $463K in Q1 2023. 303 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • Vontobel Holding held 2,122 shares of iRhythm Holdings worth $252K as of Q2 2026.
  • iRhythm Holdings was a new Vontobel Holding position in Q2 2026.
  • iRhythm Holdings made up ﹤0.01% of Vontobel Holding's portfolio in Q2 2026, its #1283 holding.
  • Vontobel Holding first reported a position in iRhythm Holdings in Q1 2022 and has held it in 5 quarters since.
  • Vontobel Holding's iRhythm Holdings position peaked at $463K in Q1 2023.
  • 303 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on Vontobel Holding's 13F filing for Q2 2026, filed 3 Aug 2026.