RA
IRTC icon

RiverPark Advisors’s iRhythm Holdings IRTC Stock Holding History

RiverPark Advisors’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
Q1 		$140K Sell
1,187
-16
-1% -$2.31K 0.05% 102
2025
Q4 		$213K Sell
1,203
-26
-2% -$4.61K 0.06% 90
2025
Q3 		$211K Sell
1,229
-687
-36% -$109K 0.09% 73
2025
Q2 		$295K Sell
1,916
-124
-6% -$16K 0.18% 61
2025
Q1 		$214K Buy
+2,040
New +$216K 0.17% 79

Other funds holding IRTC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

RiverPark Advisors's IRTC Position: Q1 2026 in Review

RiverPark Advisors reduced its iRhythm Holdings (IRTC) stake by 1.3% in Q1 2026, selling an estimated $2.31K and leaving 1,187 shares worth $140K. The position accounts for 0.05% of the portfolio, ranked #102.

RiverPark Advisors first reported a position in IRTC in Q1 2025 and has held it in 5 quarters since. The position peaked at $295K in Q2 2025. 304 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.

  • RiverPark Advisors held 1,187 shares of iRhythm Holdings worth $140K as of Q1 2026.
  • RiverPark Advisors sold 16 iRhythm Holdings shares in Q1 2026, an estimated $2.31K.
  • iRhythm Holdings made up 0.05% of RiverPark Advisors's portfolio in Q1 2026, its #102 holding.
  • RiverPark Advisors first reported a position in iRhythm Holdings in Q1 2025 and has held it in 5 quarters since.
  • RiverPark Advisors's iRhythm Holdings position peaked at $295K in Q2 2025.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.

Based on RiverPark Advisors's 13F filing for Q1 2026, filed 14 May 2026.