Mitsubishi UFJ Asset Management’s iRhythm Holdings IRTC Stock Holding History

Mitsubishi UFJ Asset 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	$548K	Buy	4,604 +1,806	+65%	+$210K	﹤0.01%	908
2026 Q1	$330K	Buy	2,798 +48	+2%	+$6.93K	﹤0.01%	914
2025 Q4	$482K	Sell	2,750 -1,591	-37%	-$282K	﹤0.01%	890
2025 Q3	$747K	Sell	4,341 -185	-4%	-$29.4K	﹤0.01%	834
2025 Q2	$697K	Sell	4,526 -2,639	-37%	-$341K	﹤0.01%	826
2025 Q1	$750K	Sell	7,165 -130	-2%	-$13.8K	﹤0.01%	812
2024 Q4	$663K	Sell	7,295 -512	-7%	-$40.2K	﹤0.01%	844
2024 Q3	$580K	Sell	7,807 -284	-4%	-$22.6K	﹤0.01%	845
2024 Q2	$871K	Sell	8,091 -1,347	-14%	-$138K	﹤0.01%	798
2024 Q1	$1.09M	Sell	9,438 -2,547	-21%	-$286K	﹤0.01%	793
2023 Q4	$1.21M	Buy	11,985 +3,507	+41%	+$306K	﹤0.01%	790
2023 Q3	$799K	Sell	8,478 -192	-2%	-$19.5K	﹤0.01%	835
2023 Q2	$904K	Sell	8,670 -3,419	-28%	-$411K	﹤0.01%	829
2023 Q1	$1.5M	Hold	12,089	–	–	﹤0.01%	767
2022 Q4	$1.14M	Buy	12,089 +2,096	+21%	+$228K	﹤0.01%	789
2022 Q3	$1.25M	Sell	9,993 -163	-2%	-$23.5K	﹤0.01%	765
2022 Q2	$1.1M	Sell	10,156 -3,661	-26%	-$485K	﹤0.01%	791
2022 Q1	$2.18M	Sell	13,817 -641	-4%	-$82.3K	0.01%	717
2021 Q4	$1.75M	Sell	14,458 -8,617	-37%	-$790K	0.01%	777
2021 Q3	$1.35M	Sell	23,075 -5,030	-18%	-$267K	0.01%	791
2021 Q2	$1.86M	Buy	28,105 +20,817	+286%	+$1.65M	0.01%	753
2021 Q1	$1.01M	Buy	7,288 +3,401	+87%	+$610K	0.01%	796
2020 Q4	$922K	Sell	3,887 -1,417	-27%	-$323K	0.01%	764
2020 Q3	$1.26M	Buy	5,304 +1,262	+31%	+$223K	0.01%	681
2020 Q2	$468K	Sell	4,042 -2,181	-35%	-$240K	0.01%	771
2020 Q1	$506K	Buy	6,223 +542	+10%	+$44.9K	0.01%	736
2019 Q4	$388K	Buy	5,681 +1,551	+38%	+$105K	0.01%	805
2019 Q3	$306K	Buy	4,130 +225	+6%	+$17.4K	0.01%	787
2019 Q2	$309K	Buy	+3,905	New	+$284K	0.01%	791

Other funds holding IRTC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Mitsubishi UFJ Asset Management's IRTC Position: Q2 2026 in Review

Mitsubishi UFJ Asset Management increased its iRhythm Holdings (IRTC) stake by 65% in Q2 2026, buying an estimated $210K and bringing the position to 4,604 shares worth $548K. The position accounts for ﹤0.01% of the portfolio, ranked #908.

Mitsubishi UFJ Asset Management first reported a position in IRTC in Q2 2019 and has held it in 29 quarters since. The position peaked at $2.18M in Q1 2022. 304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

Mitsubishi UFJ Asset Management held 4,604 shares of iRhythm Holdings worth $548K as of Q2 2026.
Mitsubishi UFJ Asset Management bought 1,806 iRhythm Holdings shares in Q2 2026, an estimated $210K.
iRhythm Holdings made up ﹤0.01% of Mitsubishi UFJ Asset Management's portfolio in Q2 2026, its #908 holding.
Mitsubishi UFJ Asset Management first reported a position in iRhythm Holdings in Q2 2019 and has held it in 29 quarters since.
Mitsubishi UFJ Asset Management's iRhythm Holdings position peaked at $2.18M in Q1 2022.
304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on Mitsubishi UFJ Asset Management's 13F filing for Q2 2026, filed 7 Aug 2026.