UOC
IRTC icon

UBS O'Connor’s iRhythm Holdings IRTC Stock Holding History

UBS O'Connor’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
Q3 		– Sell
-7,993
Closed -$1.23M – 370
2025
Q2 		$1.23M Sell
7,993
-5,513
-41% -$712K 0.03% 189
2025
Q1 		$1.41M Sell
13,506
-5,685
-30% -$602K 0.03% 153
2024
Q4 		$1.73M Sell
19,191
-5,535
-22% -$435K 0.04% 172
2024
Q3 		$1.84M Buy
24,726
+6,379
+35% +$508K 0.05% 188
2024
Q2 		$1.97M Sell
18,347
-600
-3% -$61.3K 0.06% 195
2024
Q1 		$2.2M Sell
18,947
-1,400
-7% -$157K 0.06% 159
2023
Q4 		$2.18M Sell
20,347
-811
-4% -$70.7K 0.07% 160
2023
Q3 		$1.99M Buy
21,158
+8,629
+69% +$877K 0.04% 240
2023
Q2 		$1.31M Sell
12,529
-3,186
-20% -$383K 0.03% 355
2023
Q1 		$1.95M Buy
+15,715
New +$1.7M 0.05% 318

Other funds holding IRTC

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
EAM
Eventide Asset Management Boston, Massachusetts $6.05B AUM 76.64% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return