SPS
IRTC icon

Susquehanna Portfolio Strategies’s iRhythm Holdings IRTC Stock Holding History

Susquehanna Portfolio Strategies’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 		$8.96M Buy
+75,961
New +$11M 0.13% 202
2024
Q4 		– Sell
-36,499
Closed -$2.71M – 171
2024
Q3 		$2.71M Sell
36,499
-9,521
-21% -$758K 0.19% 118
2024
Q2 		$4.95M Sell
46,020
-6,702
-13% -$685K 0.2% 125
2024
Q1 		$6.12M Hold
52,722
– – 0.14% 190
2023
Q4 		$5.64M Buy
+52,722
New +$4.59M 0.1% 264

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

Susquehanna Portfolio Strategies's IRTC Position: Q1 2026 in Review

Susquehanna Portfolio Strategies opened a new position in iRhythm Holdings (IRTC) in Q1 2026: 75,961 shares worth $8.96M. The stake represents 0.13% of the portfolio and ranks #202 among its holdings. This is a return to the name: Susquehanna Portfolio Strategies previously reported a position in IRTC as recently as Q3 2024.

Susquehanna Portfolio Strategies first reported a position in IRTC in Q4 2023 and has held it in 5 quarters since. 304 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.

  • Susquehanna Portfolio Strategies held 75,961 shares of iRhythm Holdings worth $8.96M as of Q1 2026.
  • iRhythm Holdings was a new Susquehanna Portfolio Strategies position in Q1 2026.
  • iRhythm Holdings made up 0.13% of Susquehanna Portfolio Strategies's portfolio in Q1 2026, its #202 holding.
  • Susquehanna Portfolio Strategies first reported a position in iRhythm Holdings in Q4 2023 and has held it in 5 quarters since.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.

Based on Susquehanna Portfolio Strategies's 13F filing for Q1 2026, filed 15 May 2026.