Los Angeles Capital Management
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Los Angeles Capital Management’s iRhythm Holdings IRTC Stock Holding History

Los Angeles 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 		$1.4M Buy
11,742
+8,507
+263% +$989K 0.01% 670
2026
Q1 		$382K Buy
3,235
+393
+14% +$56.7K ﹤0.01% 957
2025
Q4 		$523K Sell
2,842
-41
-1% -$7.27K ﹤0.01% 867
2025
Q3 		$496K Buy
+2,883
New +$458K ﹤0.01% 943
2024
Q2 		– Sell
-1,905
Closed -$221K – 1228
2024
Q1 		$221K Sell
1,905
-724
-28% -$81.4K ﹤0.01% 1085
2023
Q4 		$281K Hold
2,629
– – ﹤0.01% 1030
2023
Q3 		$248K Buy
2,629
+62
+2% +$6.3K ﹤0.01% 1014
2023
Q2 		$268K Buy
2,567
+474
+23% +$56.9K ﹤0.01% 1036
2023
Q1 		$260K Sell
2,093
-211
-9% -$22.9K ﹤0.01% 1055
2022
Q4 		$216K Sell
2,304
-271
-11% -$29.5K ﹤0.01% 1127
2022
Q3 		$323K Sell
2,575
-2,976
-54% -$430K ﹤0.01% 1050
2022
Q2 		$600K Buy
5,551
+30
+0.5% +$3.97K ﹤0.01% 898
2022
Q1 		$869K Buy
5,521
+287
+5% +$36.9K ﹤0.01% 824
2021
Q4 		$616K Sell
5,234
-3,031
-37% -$278K ﹤0.01% 908
2021
Q3 		$484K Sell
8,265
-1,985
-19% -$105K ﹤0.01% 1053
2021
Q2 		$680K Buy
10,250
+3,022
+42% +$239K ﹤0.01% 1027
2021
Q1 		$1M Sell
7,228
-835
-10% -$150K ﹤0.01% 890
2020
Q4 		$1.91M Buy
8,063
+463
+6% +$106K 0.01% 677
2020
Q3 		$1.81M Buy
7,600
+5,590
+278% +$989K 0.01% 598
2020
Q2 		$233K Buy
+2,010
New +$222K ﹤0.01% 1358
2019
Q4 		– Sell
-8,720
Closed -$646K – 1306
2019
Q3 		$646K Sell
8,720
-2,630
-23% -$204K ﹤0.01% 917
2019
Q2 		$898K Sell
11,350
-11,800
-51% -$859K ﹤0.01% 877
2019
Q1 		$1.74M Sell
23,150
-5,580
-19% -$477K 0.01% 691
2018
Q4 		$2M Sell
28,730
-190
-0.7% -$14.4K 0.01% 555
2018
Q3 		$2.74M Buy
28,920
+2,950
+11% +$257K 0.01% 585
2018
Q2 		$2.11M Buy
+25,970
New +$1.82M 0.01% 677

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RTW Investments
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
Eventide Asset Management
Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Los Angeles Capital Management's IRTC Position: Q2 2026 in Review

Los Angeles Capital Management increased its iRhythm Holdings (IRTC) stake by 263% in Q2 2026, buying an estimated $989K and bringing the position to 11,742 shares worth $1.4M. The position accounts for 0.01% of the portfolio, ranked #670.

Los Angeles Capital Management first reported a position in IRTC in Q2 2018 and has held it in 26 quarters since. The position peaked at $2.74M in Q3 2018. 304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • Los Angeles Capital Management held 11,742 shares of iRhythm Holdings worth $1.4M as of Q2 2026.
  • Los Angeles Capital Management bought 8,507 iRhythm Holdings shares in Q2 2026, an estimated $989K.
  • iRhythm Holdings made up 0.01% of Los Angeles Capital Management's portfolio in Q2 2026, its #670 holding.
  • Los Angeles Capital Management first reported a position in iRhythm Holdings in Q2 2018 and has held it in 26 quarters since.
  • Los Angeles Capital Management's iRhythm Holdings position peaked at $2.74M in Q3 2018.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

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