Graham Capital Management
IRTC icon

Graham Capital Management’s iRhythm Holdings IRTC Stock Holding History

Graham 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
Q1 		– Sell
-2,832
Closed -$503K – 1347
2025
Q4 		$503K Buy
2,832
+874
+45% +$155K 0.01% 625
2025
Q3 		$337K Sell
1,958
-3,489
-64% -$555K 0.01% 808
2025
Q2 		$839K Buy
5,447
+2,481
+84% +$321K 0.01% 638
2025
Q1 		$310K Buy
2,966
+143
+5% +$15.1K 0.01% 983
2024
Q4 		$255K Sell
2,823
-2,477
-47% -$195K ﹤0.01% 990
2024
Q3 		$393K Buy
5,300
+1,020
+24% +$81.2K 0.01% 705
2024
Q2 		$461K Buy
+4,280
New +$437K 0.01% 609
2023
Q4 		– Sell
-2,272
Closed -$214K – 1151
2023
Q3 		$214K Buy
+2,272
New +$231K 0.01% 837

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
RTW Investments
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $44.4B AUM 57.89% 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

Graham Capital Management's IRTC Position: Q1 2026 in Review

Graham Capital Management sold out of iRhythm Holdings (IRTC) in Q1 2026, closing a stake of 2,832 shares — an estimated $503K sold.

Graham Capital Management first reported a position in IRTC in Q3 2023 and held it in 8 quarters. The position peaked at $839K in Q2 2025. 305 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.

  • Graham Capital Management reported no remaining iRhythm Holdings position as of Q1 2026 after selling out during the quarter.
  • Graham Capital Management sold 2,832 iRhythm Holdings shares in Q1 2026, an estimated $503K.
  • Graham Capital Management first reported a position in iRhythm Holdings in Q3 2023 and held it in 8 quarters.
  • Graham Capital Management's iRhythm Holdings position peaked at $839K in Q2 2025.
  • 305 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.

Based on Graham Capital Management's 13F filing for Q1 2026, filed 15 May 2026.