Capital Research Global Investors
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Capital Research Global Investors’s iRhythm Holdings IRTC Stock Holding History

Capital Research Global Investors’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 		$39.9M Sell
335,209
-174,381
-34% -$20.3M 0.01% 355
2026
Q1 		$60.1M Sell
509,590
-675,156
-57% -$97.4M 0.01% 342
2025
Q4 		$210M Buy
1,184,746
+1,010
+0.1% +$179K 0.04% 224
2025
Q3 		$204M Sell
1,183,736
-323,128
-21% -$51.4M 0.04% 218
2025
Q2 		$232M Sell
1,506,864
-695,758
-32% -$89.9M 0.05% 209
2025
Q1 		$231M Buy
2,202,622
+565,596
+35% +$59.9M 0.05% 207
2024
Q4 		$148M Sell
1,637,026
-317,974
-16% -$25M 0.03% 259
2024
Q3 		$145M Sell
1,955,000
-539,439
-22% -$43M 0.03% 249
2024
Q2 		$269M Sell
2,494,439
-895
-0% -$91.4K 0.06% 188
2024
Q1 		$289M Sell
2,495,334
-292
-0% -$32.8K 0.07% 196
2023
Q4 		$267M Buy
2,495,626
+121,709
+5% +$10.6M 0.07% 201
2023
Q3 		$224M Buy
2,373,917
+85,456
+4% +$8.69M 0.06% 213
2023
Q2 		$239M Buy
2,288,461
+539,610
+31% +$64.8M 0.06% 210
2023
Q1 		$217M Buy
1,748,851
+396,525
+29% +$43M 0.06% 217
2022
Q4 		$127M Buy
1,352,326
+150,000
+12% +$16.3M 0.04% 256
2022
Q3 		$151M Buy
1,202,326
+237,326
+25% +$34.3M 0.05% 225
2022
Q2 		$104M Sell
965,000
-446,300
-32% -$59.1M 0.03% 273
2022
Q1 		$222M Buy
1,411,300
+534,300
+61% +$68.6M 0.05% 228
2021
Q4 		$103M Buy
877,000
+777,000
+777% +$71.3M 0.02% 316
2021
Q3 		$5.86M Sell
100,000
-956,827
-91% -$50.7M ﹤0.01% 427
2021
Q2 		$70.1M Buy
1,056,827
+309,962
+42% +$24.6M 0.02% 342
2021
Q1 		$104M Sell
746,865
-436,774
-37% -$78.3M 0.03% 306
2020
Q4 		$281M Buy
1,183,639
+151,839
+15% +$34.6M 0.07% 211
2020
Q3 		$246M Sell
1,031,800
-377,068
-27% -$66.7M 0.07% 194
2020
Q2 		$163M Buy
1,408,868
+54,718
+4% +$6.03M 0.05% 225
2020
Q1 		$110M Sell
1,354,150
-751,800
-36% -$62.3M 0.04% 227
2019
Q4 		$143M Buy
2,105,950
+139,000
+7% +$9.43M 0.04% 232
2019
Q3 		$146M Hold
1,966,950
– – 0.05% 236
2019
Q2 		$156M Sell
1,966,950
-104,405
-5% -$7.6M 0.05% 229
2019
Q1 		$155M Buy
2,071,355
+34,000
+2% +$2.91M 0.05% 230
2018
Q4 		$142M Sell
2,037,355
-224,025
-10% -$17M 0.05% 230
2018
Q3 		$214M Sell
2,261,380
-177,800
-7% -$15.5M 0.06% 226
2018
Q2 		$198M Hold
2,439,180
– – 0.05% 238
2018
Q1 		$154M Hold
2,439,180
– – 0.04% 257
2017
Q4 		$137M Buy
2,439,180
+40,000
+2% +$2.09M 0.04% 261
2017
Q3 		$124M Hold
2,399,180
– – 0.04% 267
2017
Q2 		$102M Buy
2,399,180
+1,218,580
+103% +$44.4M 0.03% 278
2017
Q1 		$44.4M Hold
1,180,600
– – 0.01% 348
2016
Q4 		$35.4M Buy
+1,180,600
New +$31.8M 0.01% 359

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
SIMG
Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Capital Research Global Investors's IRTC Position: Q2 2026 in Review

Capital Research Global Investors reduced its iRhythm Holdings (IRTC) stake by 34% in Q2 2026, selling an estimated $20.3M and leaving 335,209 shares worth $39.9M. The position accounts for 0.01% of the portfolio, ranked #355.

Capital Research Global Investors first reported a position in IRTC in Q4 2016 and has held it in 39 quarters since. The position peaked at $289M in Q1 2024. 207 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • Capital Research Global Investors held 335,209 shares of iRhythm Holdings worth $39.9M as of Q2 2026.
  • Capital Research Global Investors sold 174,381 iRhythm Holdings shares in Q2 2026, an estimated $20.3M.
  • iRhythm Holdings made up 0.01% of Capital Research Global Investors's portfolio in Q2 2026, its #355 holding.
  • Capital Research Global Investors first reported a position in iRhythm Holdings in Q4 2016 and has held it in 39 quarters since.
  • Capital Research Global Investors's iRhythm Holdings position peaked at $289M in Q1 2024.
  • 207 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on Capital Research Global Investors's 13F filing for Q2 2026, filed 12 Aug 2026.