JP Morgan Chase
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JP Morgan Chase’s iRhythm Holdings IRTC Stock Holding History

JP Morgan Chase’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
Q1 		– Sell
-5,000
Closed -$451K – 7521
2024
Q4 		$451K Sell
5,000
-82,300
-94% -$6.47M ﹤0.01% 5092
2024
Q3 		$6.48M Buy
87,300
+82,300
+1,646% +$6.55M ﹤0.01% 3015
2024
Q2 		$538K Buy
+5,000
New +$511K ﹤0.01% 4655
2023
Q2 		– Sell
-25,000
Closed -$3.1M – 7118
2023
Q1 		$3.1M Buy
+25,000
New +$2.71M ﹤0.01% 3189
2018
Q4 		– Sell
-36,000
Closed -$3.41M – 5796
2018
Q3 		$3.41M Buy
+36,000
New +$3.14M ﹤0.01% 3059

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

JP Morgan Chase's IRTC Position: Q2 2026 in Review

JP Morgan Chase increased its iRhythm Holdings (IRTC) stake by 7.2% in Q2 2026, buying an estimated $5.97M and bringing the position to 766,216 shares worth $90.9M. The position accounts for 0.01% of the portfolio, ranked #1116.

JP Morgan Chase first reported a position in IRTC in Q4 2016 and has held it in 39 quarters since. The position peaked at $255M in Q1 2022. 304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • JP Morgan Chase held 766,216 shares of iRhythm Holdings worth $90.9M as of Q2 2026.
  • JP Morgan Chase bought 51,320 iRhythm Holdings shares in Q2 2026, an estimated $5.97M.
  • iRhythm Holdings made up 0.01% of JP Morgan Chase's portfolio in Q2 2026, its #1116 holding.
  • JP Morgan Chase first reported a position in iRhythm Holdings in Q4 2016 and has held it in 39 quarters since.
  • JP Morgan Chase's iRhythm Holdings position peaked at $255M in Q1 2022.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on JP Morgan Chase's 13F filing for Q2 2026, filed 12 Aug 2026.