iRhythm Holdings, Inc.
IRTC- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001388658
In the last 90 days, iRhythm Holdings, Inc. insiders filed 0 open-market purchases and 11 sales; 303 institutions reported holding it in 13F filings for Q2 2026, worth $4.24B in total; no superinvestor holds it.
13F holders, Q3 2021
Institutional positions in iRhythm Holdings, Inc. as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 186
- +5 vs. Q2 2021
- Shares held
- 28.1M
- −874.1K (−3.0%) vs. Q2 2021
- Total value
- $1.64B
- −$275.8M (−14.4%) vs. Q2 2021
- New holders
- 35
- 52 more added
- Sold out
- 30
- 65 more reduced
2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IRTC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 303 | $4.24B |
| Q1 2026 | 305 | $4.19B |
| Q4 2025 | 335 | $6.24B |
| Q3 2025 | 338 | $5.97B |
| Q2 2025 | 304 | $5.44B |
| Q1 2025 | 256 | $3.77B |
| Q4 2024 | 227 | $3.09B |
| Q3 2024 | 242 | $2.55B |
| Q2 2024 | 228 | $3.82B |
| Q1 2024 | 253 | $4.00B |
| Q4 2023 | 222 | $3.53B |
| Q3 2023 | 224 | $3.12B |
| Q2 2023 | 203 | $3.47B |
| Q1 2023 | 209 | $4.18B |
| Q4 2022 | 208 | $2.92B |
| Q3 2022 | 233 | $3.81B |
| Q2 2022 | 242 | $3.28B |
| Q1 2022 | 222 | $4.78B |
| Q4 2021 | 213 | $3.43B |
| Q3 2021 | 186 | $1.64B |
| Q2 2021 | 183 | $1.93B |
| Q1 2021 | 217 | $4.33B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Voya Investment Management LLC | 11,516 | $674.0K | 0.00% | −185−1.6% | Reduced |
| HRT Financial LP | 11,190 | $655.0K | 0.00% | +11,190 | New |
| MetLife Investment Management | 10,573 | $619.2K | 0.01% | 00.0% | Unchanged |
| Quantbot Technologies LP | 9,740 | $570.0K | 0.04% | −11,462−54.1% | Reduced |
| Group One Trading, L.P. | 9,543 | $559.0K | 0.01% | +7,707+419.8% | Added |
| Gabelli Funds LLC | 9,200 | $539.0K | 0.00% | +9,200 | New |
| Squarepoint Ops LLC | 8,810 | $516.0K | 0.00% | −21,665−71.1% | Reduced |
| WoodTrust Financial Corp | 8,782 | $514.0K | 0.12% | +8,782 | New |
| SEI Investments Co | 8,390 | $491.0K | 0.00% | −524−5.9% | Reduced |
| SG Americas Securities, LLC | 8,342 | $489.0K | 0.00% | +8,342 | New |
| Metropolitan Life Insurance Co | 8,327 | $487.6K | 0.01% | +8,327 | New |
| Los Angeles Capital Management LLC | 8,265 | $484.0K | 0.00% | −1,985−19.4% | Reduced |
| Occudo Quantitative Strategies LP | 8,135 | $476.0K | 0.06% | −16,526−67.0% | Reduced |
| Oppenheimer Asset Management Inc. | 7,987 | $468.0K | 0.01% | −424−5.0% | Reduced |
| Arizona State Retirement System | 7,982 | $467.0K | 0.00% | +134+1.7% | Added |
| Bradley Mark J. | 7,325 | $429.0K | 0.29% | +7,325 | New |
| Fox Run Management, L.L.C. | 6,835 | $400.0K | 0.25% | +6,835 | New |
| Quantamental Technologies LLC | 6,674 | $391.0K | 0.26% | +6,674 | New |
| Cim Investment Mangement Inc | 6,632 | $388.0K | 0.12% | +6,632 | New |
| Wolverine Trading, LLC | 6,491 | $377.0K | 0.01% | −3,638−35.9% | Reduced |
| AlphaCrest Capital Management LLC | 6,400 | $375.0K | 0.02% | +1,211+23.3% | Added |
| CIBC Private Wealth Group, LLC | 6,340 | $371.0K | 0.00% | −1,812−22.2% | Reduced |
| BNP Paribas Arbitrage, SA | 6,066 | $355.2K | 0.00% | +3,838+172.3% | Added |
| Walleye Trading LLC | 5,812 | $340.0K | 0.01% | +2,058+54.8% | Added |
| Handelsbanken Fonder AB | 5,400 | $316.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 5,249 | $307.0K | 0.00% | −323−5.8% | Reduced |
| UBS Group AG | 5,097 | $299.0K | 0.00% | +4,117+420.1% | Added |
| Spearhead Capital Advisors, LLC | 4,663 | $273.0K | 0.04% | −105−2.2% | Reduced |
| Teacher Retirement System of Texas | 4,650 | $272.0K | 0.00% | +1,042+28.9% | Added |
| FMR LLC | 4,623 | $271.0K | 0.00% | −1,044−18.4% | Reduced |
| Public Employees Retirement Association of Colorado | 4,190 | $245.0K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 4,148 | $243.0K | 0.00% | +4,148 | New |
| Birchview Capital, LP | 4,000 | $234.0K | 0.16% | +4,000 | New |
| ProShare Advisors LLC | 3,781 | $221.0K | 0.00% | −3,874−50.6% | Reduced |
| Victory Capital Management Inc | 3,661 | $214.0K | 0.00% | +567+18.3% | Added |
| Bailard, Inc. | 3,645 | $213.0K | 0.01% | 00.0% | Unchanged |
| Algert Global LLC | 3,419 | $200.0K | 0.03% | +3,419 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,058 | $179.0K | 0.00% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 3,026 | $177.0K | 0.00% | +1,875+162.9% | Added |
| US Bancorp | 2,856 | $167.0K | 0.00% | +500+21.2% | Added |
| SG3 Management, LLC | 2,500 | $146.0K | 0.05% | +2,500 | New |
| Ameritas Investment Partners, Inc. | 2,350 | $138.0K | 0.01% | 00.0% | Unchanged |
| Amundi | 2,255 | $132.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,244 | $131.0K | 0.00% | −46−2.0% | Reduced |
| IFP Advisors, Inc | 1,773 | $104.0K | 0.00% | +42+2.4% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 1,705 | $100.0K | 0.00% | −850−33.3% | Reduced |
| Tower Research Capital LLC (TRC) | 1,673 | $98.0K | 0.00% | +838+100.4% | Added |
| Great West Life Assurance Co | 1,626 | $96.0K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 1,430 | $84.0K | 0.00% | 00.0% | Unchanged |
| Fieldpoint Private Securities, LLC | 1,377 | $81.0K | 0.02% | 00.0% | Unchanged |
| Financial Perspectives, Inc | 1,335 | $78.2K | 0.04% | +1,000+298.5% | Added |
| Lazard Asset Management LLC | 703 | $41.0K | 0.00% | +703 | New |
| Macquarie Group Ltd | 679 | $40.0K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 676 | $39.0K | 0.00% | +676 | New |
| Cutler Group LP | 600 | $35.0K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 537 | $30.0K | 0.00% | +463+625.7% | Added |
| First Horizon Advisors, Inc. | 404 | $22.0K | 0.00% | +20+5.2% | Added |
| Nisa Investment Advisors, LLC | 354 | $21.0K | 0.00% | −1,421−80.1% | Reduced |
| Captrust Financial Advisors | 307 | $18.0K | 0.00% | −169−35.5% | Reduced |
| Howe & Rusling Inc | 300 | $18.0K | 0.00% | 00.0% | Unchanged |
| BDO Wealth Advisors, LLC | 235 | $14.0K | 0.00% | 00.0% | Unchanged |
| Laurel Wealth Planning LLC | 190 | $11.0K | 0.01% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 131 | $8.00K | 0.00% | +131 | New |
| Toth Financial Advisory Corp | 115 | $7.00K | 0.00% | 00.0% | Unchanged |
| Carroll Financial Associates, Inc. | 120 | $7.00K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 121 | $7.00K | 0.00% | +121 | New |
| Manchester Capital Management LLC | 127 | $7.00K | 0.00% | +127 | New |
| Creative Financial Designs Inc | 110 | $6.00K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 100 | $6.00K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 90 | $5.00K | 0.00% | +90 | New |
| Barclays PLC | 70 | $4.00K | 0.00% | −14,415−99.5% | Reduced |
| Geneos Wealth Management Inc. | 80 | $4.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 56 | $3.00K | 0.00% | +42+300.0% | Added |
| Brewin Dolphin Ltd | 35 | $2.05K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 30 | $2.00K | 0.00% | −123−80.4% | Reduced |
| NEXT Financial Group, Inc | 40 | $2.00K | 0.00% | 00.0% | Unchanged |
| Concord Wealth Partners | 10 | $1.00K | 0.00% | −31−75.6% | Reduced |
| HM Payson & Co | 14 | $1.00K | 0.00% | 00.0% | Unchanged |
| Johnson Midwest Financial, LLC | 15 | $1.00K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 22 | $1.00K | 0.00% | +22 | New |
| Berman Capital Advisors, LLC | 18 | $1.00K | 0.00% | +18 | New |
| Bell Investment Advisors, Inc | 21 | $1.00K | 0.00% | +21 | New |
| Federation des caisses Desjardins du Quebec | 15 | $878 | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 6 | $0 | 0.00% | −1,886−99.7% | Reduced |
| Proequities, Inc. | 4 | $0 | 0.00% | −200−98.0% | Reduced |
| Lindbrook Capital, LLC | 7 | $0 | 0.00% | +7 | New |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −321,211−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −150,051−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −61,600−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −58,892−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −33,169−100.0% | Sold out |
| Sit Investment Associates Inc | 0 | $0 | 0.00% | −31,425−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −27,590−100.0% | Sold out |
| Marshall Wace North America L.P. | 0 | $0 | 0.00% | −26,207−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −19,584−100.0% | Sold out |
| Sante Capital Fund, LP | 0 | $0 | 0.00% | −15,221−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −15,206−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −11,041−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −6,774−100.0% | Sold out |