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 |
|---|---|---|---|---|---|
| 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 |
| Federation des caisses Desjardins du Quebec | 15 | $878 | 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 |
| 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 |
| Brewin Dolphin Ltd | 35 | $2.05K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 56 | $3.00K | 0.00% | +42+300.0% | Added |
| Barclays PLC | 70 | $4.00K | 0.00% | −14,415−99.5% | Reduced |
| Geneos Wealth Management Inc. | 80 | $4.00K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 90 | $5.00K | 0.00% | +90 | 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 |
| 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 |
| Parallel Advisors, LLC | 131 | $8.00K | 0.00% | +131 | New |
| Laurel Wealth Planning LLC | 190 | $11.0K | 0.01% | 00.0% | Unchanged |
| BDO Wealth Advisors, LLC | 235 | $14.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 307 | $18.0K | 0.00% | −169−35.5% | Reduced |
| Howe & Rusling Inc | 300 | $18.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 354 | $21.0K | 0.00% | −1,421−80.1% | Reduced |
| First Horizon Advisors, Inc. | 404 | $22.0K | 0.00% | +20+5.2% | Added |
| Rockefeller Capital Management L.P. | 537 | $30.0K | 0.00% | +463+625.7% | Added |
| Cutler Group LP | 600 | $35.0K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 676 | $39.0K | 0.00% | +676 | New |
| Macquarie Group Ltd | 679 | $40.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 703 | $41.0K | 0.00% | +703 | New |
| Financial Perspectives, Inc | 1,335 | $78.2K | 0.04% | +1,000+298.5% | Added |
| Fieldpoint Private Securities, LLC | 1,377 | $81.0K | 0.02% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 1,430 | $84.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 1,626 | $96.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,673 | $98.0K | 0.00% | +838+100.4% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 1,705 | $100.0K | 0.00% | −850−33.3% | Reduced |
| IFP Advisors, Inc | 1,773 | $104.0K | 0.00% | +42+2.4% | Added |
| Advisor Group Holdings, Inc. | 2,244 | $131.0K | 0.00% | −46−2.0% | Reduced |
| Amundi | 2,255 | $132.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,350 | $138.0K | 0.01% | 00.0% | Unchanged |
| SG3 Management, LLC | 2,500 | $146.0K | 0.05% | +2,500 | New |
| US Bancorp | 2,856 | $167.0K | 0.00% | +500+21.2% | Added |
| Canada Pension Plan Investment Board | 3,026 | $177.0K | 0.00% | +1,875+162.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,058 | $179.0K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 3,419 | $200.0K | 0.03% | +3,419 | New |
| Bailard, Inc. | 3,645 | $213.0K | 0.01% | 00.0% | Unchanged |
| Victory Capital Management Inc | 3,661 | $214.0K | 0.00% | +567+18.3% | Added |
| ProShare Advisors LLC | 3,781 | $221.0K | 0.00% | −3,874−50.6% | Reduced |
| Birchview Capital, LP | 4,000 | $234.0K | 0.16% | +4,000 | New |
| LPL Financial LLC | 4,148 | $243.0K | 0.00% | +4,148 | New |
| Public Employees Retirement Association of Colorado | 4,190 | $245.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 4,623 | $271.0K | 0.00% | −1,044−18.4% | Reduced |
| Teacher Retirement System of Texas | 4,650 | $272.0K | 0.00% | +1,042+28.9% | Added |
| Spearhead Capital Advisors, LLC | 4,663 | $273.0K | 0.04% | −105−2.2% | Reduced |
| UBS Group AG | 5,097 | $299.0K | 0.00% | +4,117+420.1% | Added |
| Amalgamated Bank | 5,249 | $307.0K | 0.00% | −323−5.8% | Reduced |
| Handelsbanken Fonder AB | 5,400 | $316.0K | 0.00% | 00.0% | Unchanged |
| Walleye Trading LLC | 5,812 | $340.0K | 0.01% | +2,058+54.8% | Added |
| BNP Paribas Arbitrage, SA | 6,066 | $355.2K | 0.00% | +3,838+172.3% | Added |
| CIBC Private Wealth Group, LLC | 6,340 | $371.0K | 0.00% | −1,812−22.2% | Reduced |
| AlphaCrest Capital Management LLC | 6,400 | $375.0K | 0.02% | +1,211+23.3% | Added |
| Wolverine Trading, LLC | 6,491 | $377.0K | 0.01% | −3,638−35.9% | Reduced |
| Cim Investment Mangement Inc | 6,632 | $388.0K | 0.12% | +6,632 | New |
| Quantamental Technologies LLC | 6,674 | $391.0K | 0.26% | +6,674 | New |
| Fox Run Management, L.L.C. | 6,835 | $400.0K | 0.25% | +6,835 | New |
| Bradley Mark J. | 7,325 | $429.0K | 0.29% | +7,325 | New |
| Arizona State Retirement System | 7,982 | $467.0K | 0.00% | +134+1.7% | Added |
| Oppenheimer Asset Management Inc. | 7,987 | $468.0K | 0.01% | −424−5.0% | Reduced |
| Occudo Quantitative Strategies LP | 8,135 | $476.0K | 0.06% | −16,526−67.0% | Reduced |
| Los Angeles Capital Management LLC | 8,265 | $484.0K | 0.00% | −1,985−19.4% | Reduced |
| Metropolitan Life Insurance Co | 8,327 | $487.6K | 0.01% | +8,327 | New |
| SG Americas Securities, LLC | 8,342 | $489.0K | 0.00% | +8,342 | New |
| SEI Investments Co | 8,390 | $491.0K | 0.00% | −524−5.9% | Reduced |
| WoodTrust Financial Corp | 8,782 | $514.0K | 0.12% | +8,782 | New |
| Squarepoint Ops LLC | 8,810 | $516.0K | 0.00% | −21,665−71.1% | Reduced |
| Gabelli Funds LLC | 9,200 | $539.0K | 0.00% | +9,200 | New |
| Group One Trading, L.P. | 9,543 | $559.0K | 0.01% | +7,707+419.8% | Added |
| Quantbot Technologies LP | 9,740 | $570.0K | 0.04% | −11,462−54.1% | Reduced |
| MetLife Investment Management | 10,573 | $619.2K | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 11,190 | $655.0K | 0.00% | +11,190 | New |
| Voya Investment Management LLC | 11,516 | $674.0K | 0.00% | −185−1.6% | Reduced |
| Stifel Financial Corp | 11,633 | $681.0K | 0.00% | +38+0.3% | Added |
| Principal Financial Group Inc | 11,988 | $702.0K | 0.00% | +538+4.7% | Added |
| State Board of Administration of Florida Retirement System | 12,061 | $706.0K | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 13,007 | $762.0K | 0.04% | +3,672+39.3% | Added |
| Citigroup Inc | 13,317 | $780.0K | 0.00% | −307−2.3% | Reduced |
| Lombard Odier Asset Management (USA) Corp | 14,000 | $820.0K | 0.12% | +14,000 | New |
| Envestnet Asset Management Inc | 14,777 | $865.0K | 0.00% | +1,006+7.3% | Added |
| GAM Holding AG | 15,296 | $896.0K | 0.04% | +2,906+23.5% | Added |
| Engineers Gate Manager LP | 15,323 | $897.0K | 0.05% | −13,379−46.6% | Reduced |
| Manufacturers Life Insurance Company, The | 15,437 | $904.0K | 0.00% | −1,150−6.9% | Reduced |
| Cinctive Capital Management LP | 16,000 | $937.0K | 0.05% | +16,000 | New |
| American International Group, Inc. | 16,150 | $946.0K | 0.01% | −384−2.3% | Reduced |
| Dimensional Fund Advisors LP | 16,327 | $956.0K | 0.00% | +1,083+7.1% | Added |
| Gilder Gagnon Howe & Co LLC | 17,998 | $1.05M | 0.01% | +17,994+449,850.0% | Added |