Institutional Ownership
Irhythm Technologies Inc
CUSIP 450056106COMIRTCQ1 2026
Institutional Holders
296
13F filers
Shares Held
32.01M
Aggregate institutional
Institutional Value
$3.75B
Q1 2026
Net New Holders
-30
38 new · 68 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions38
Increased112
Decreased104
Sold out68
Institutional Holders
296 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | Blackrock, Inc. | 2.74M | $323.55M | −72.5K | Reduced |
| 2 | Rtw Investments, LP | 1.67M | $196.92M | +486.5K | Added |
| 3 | Millennium Management LLC | 1.61M | $189.78M | +781.6K | Added |
| 4 | Artisan Partners Limited Partnership | 1.45M | $171.24M | −61.1K | Reduced |
| 5 | Fmr LLC | 1.36M | $160.73M | +733.2K | Added |
| 6 | Holocene Advisors, LP | 1.25M | $147.37M | +565.1K | Added |
| 7 | Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas LLC | 1.05M | $123.62M | +217.6K | Added |
| 8 | Geode Capital Management, LLC | 817.1K | $96.45M | −41.3K | Reduced |
| 9 | State Street Corp | 788.3K | $93.04M | +23.5K | Added |
| 10 | Bnp Paribas Asset Management Holding S.A. | 762.1K | $89.94M | +179.0K | Added |
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