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ADAR1 Capital Management’s iRhythm Holdings IRTC Stock Holding History

ADAR1 Capital Management’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 		$357K Buy
+3,000
New +$349K 0.02% 227

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

ADAR1 Capital Management's IRTC Position: Q2 2026 in Review

ADAR1 Capital Management opened a new position in iRhythm Holdings (IRTC) in Q2 2026: 3,000 shares worth $357K. The stake represents 0.02% of the portfolio and ranks #227 among its holdings.

304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • ADAR1 Capital Management held 3,000 shares of iRhythm Holdings worth $357K as of Q2 2026.
  • iRhythm Holdings was a new ADAR1 Capital Management position in Q2 2026.
  • iRhythm Holdings made up 0.02% of ADAR1 Capital Management's portfolio in Q2 2026, its #227 holding.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.