iRobot Corp
IRBTDelisted Jan 15, 2026- Industry
- Household Appliances
- SEC CIK
- 0001159167
iRobot Corp was delisted on Jan 15, 2026; its insiders filed their last Form 4 on Dec 11, 2025; 123 institutions reported holding it in 13F filings for Q3 2025, worth $43.2M in total; no superinvestor held it.
13F holders, Q4 2024
Institutional positions in iRobot Corp as of Dec 31, 2024. 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
- 167
- −1 vs. Q3 2024
- Shares held
- 18.0M
- −2.20M (−10.9%) vs. Q3 2024
- Total value
- $139.8M
- −$35.7M (−20.4%) vs. Q3 2024
- New holders
- 31
- 54 more added
- Sold out
- 32
- 44 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IRBT 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 | 0 | $0 |
| Q1 2026 | 2 | $2.94K |
| Q4 2025 | 20 | $53.6K |
| Q3 2025 | 123 | $43.2M |
| Q2 2025 | 130 | $43.3M |
| Q1 2025 | 150 | $45.1M |
| Q4 2024 | 167 | $139.8M |
| Q3 2024 | 169 | $175.6M |
| Q2 2024 | 169 | $183.6M |
| Q1 2024 | 177 | $190.7M |
| Q4 2023 | 219 | $842.6M |
| Q3 2023 | 215 | $871.0M |
| Q2 2023 | 210 | $1.09B |
| Q1 2023 | 220 | $1.11B |
| Q4 2022 | 245 | $1.29B |
| Q3 2022 | 244 | $1.63B |
| Q2 2022 | 220 | $852.8M |
| Q1 2022 | 244 | $1.51B |
| Q4 2021 | 263 | $1.63B |
| Q3 2021 | 267 | $1.99B |
| Q2 2021 | 290 | $2.33B |
| Q1 2021 | 299 | $3.03B |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding iRobot Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 26,234 | $203.0K | 0.01% | +26,234 | New |
| Marathon Trading Investment Management LLC | 28,747 | $222.8K | 0.04% | +15,241+112.8% | Added |
| Amundi | 21,406 | $230.3K | 0.00% | +21,406 | New |
| Stifel Financial Corp | 37,584 | $291.3K | 0.00% | −27,750−42.5% | Reduced |
| Gamco Investors, Inc. Et Al | 38,700 | $299.9K | 0.00% | −500−1.3% | Reduced |
| Wolverine Trading, LLC | 38,728 | $304.8K | 0.01% | +23,144+148.5% | Added |
| Alliancebernstein L.P. | 39,440 | $305.7K | 0.00% | −156−0.4% | Reduced |
| LPL Financial LLC | 41,254 | $319.7K | 0.00% | +1,346+3.4% | Added |
| Marex Group plc | 43,590 | $337.8K | 0.01% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 44,119 | $341.9K | 0.01% | +44,119 | New |
| Barclays PLC | 45,057 | $349.2K | 0.00% | +7,688+20.6% | Added |
| Quinn Opportunity Partners LLC | 46,891 | $363.4K | 0.03% | +46,891 | New |
| Rhumbline Advisers | 47,107 | $365.1K | 0.00% | +919+2.0% | Added |
| Ironwood Investment Management LLC | 47,208 | $365.9K | 0.18% | −2,250−4.5% | Reduced |
| Millennium Management LLC | 48,103 | $372.8K | 0.00% | −239,670−83.3% | Reduced |
| PharVision Advisers, LLC | 52,272 | $405.1K | 0.34% | +52,272 | New |
| XTX Topco Ltd | 52,851 | $409.6K | 0.03% | +52,851 | New |
| D. E. Shaw & Co., Inc. | 54,447 | $422.0K | 0.00% | +54,447 | New |
| Price T Rowe Associates Inc | 55,945 | $434.0K | 0.00% | +12,786+29.6% | Added |
| AQR Capital Management LLC | 58,763 | $455.4K | 0.00% | −3,287−5.3% | Reduced |
| Bridgeway Capital Management, LLC | 60,000 | $465.0K | 0.01% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 59,750 | $466.5K | 0.00% | +23,687+65.7% | Added |
| Colony Group, LLC | 62,071 | $481.1K | 0.00% | +1,771+2.9% | Added |
| Corton Capital Inc. | 67,714 | $524.8K | 0.30% | +2,685+4.1% | Added |
| Toroso Investments, LLC | 69,431 | $538.1K | 0.00% | −3,471−4.8% | Reduced |
| Deutsche Bank AG | 70,546 | $546.7K | 0.00% | −216−0.3% | Reduced |
| Public Employees Retirement System of Ohio | 71,944 | $557.6K | 0.00% | +965+1.4% | Added |
| Gabelli & Co Investment Advisers, Inc. | 75,500 | $585.1K | 0.10% | +75,500 | New |
| LMR Partners LLP | 80,702 | $625.4K | 0.01% | +63,000+355.9% | Added |
| Susquehanna Fundamental Investments, LLC | 81,627 | $632.6K | 0.01% | +81,627 | New |
| Nuveen Asset Management, LLC | 85,623 | $663.6K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 87,791 | $680.4K | 0.00% | +84,526+2,588.9% | Added |
| Squarepoint Ops LLC | 107,369 | $832.1K | 0.00% | +107,369 | New |
| Private Advisor Group, LLC | 110,955 | $859.9K | 0.00% | +37,358+50.8% | Added |
| Graham Capital Management, L.P. | 112,804 | $874.2K | 0.03% | −301−0.3% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 89,031 | $882.3K | 0.00% | +26,067+41.4% | Added |
| Royal Bank of Canada | 115,966 | $898.0K | 0.00% | +100,683+658.8% | Added |
| Jane Street Group, LLC | 121,126 | $938.7K | 0.00% | −37,277−23.5% | Reduced |
| Bank of New York Mellon Corp | 123,400 | $956.4K | 0.00% | −1,704−1.4% | Reduced |
| Walleye Capital LLC | 128,288 | $994.2K | 0.01% | −136,444−51.5% | Reduced |
| Jump Financial, LLC | 144,770 | $1.12M | 0.02% | +39,970+38.1% | Added |
| Cubist Systematic Strategies, LLC | 147,722 | $1.14M | 0.02% | +14,456+10.8% | Added |
| Invesco Ltd. | 165,740 | $1.28M | 0.00% | +670.0% | Added |
| GMT Capital Corp | 167,800 | $1.30M | 0.06% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 177,500 | $1.38M | 0.00% | +7,596+4.5% | Added |
| Sculptor Capital LP | 220,700 | $1.71M | 0.03% | 00.0% | Unchanged |
| UBS Group AG | 221,398 | $1.72M | 0.00% | +166,599+304.0% | Added |
| Northern Trust Corp | 270,969 | $2.10M | 0.00% | +22,486+9.0% | Added |
| Susquehanna International Group, LLP | 272,260 | $2.11M | 0.00% | −34,259−11.2% | Reduced |
| Primecap Management Co | 303,900 | $2.36M | 0.00% | −1,144,263−79.0% | Reduced |
| Bank of America Corp | 329,728 | $2.56M | 0.00% | −201,606−37.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 352,405 | $2.73M | 0.01% | −19,294−5.2% | Reduced |
| Charles Schwab Investment Management Inc | 363,199 | $2.81M | 0.00% | −76,368−17.4% | Reduced |
| Acadian Asset Management LLC | 401,288 | $3.10M | 0.01% | +389,585+3,328.9% | Added |
| Morgan Stanley | 405,066 | $3.14M | 0.00% | +233,231+135.7% | Added |
| Goldman Sachs Group Inc | 412,782 | $3.20M | 0.00% | +114,175+38.2% | Added |
| JPMorgan Chase & Co | 496,878 | $3.85M | 0.00% | +96,451+24.1% | Added |
| Renaissance Technologies LLC | 575,176 | $4.46M | 0.01% | +177,876+44.8% | Added |
| Two Sigma Advisers, LP | 578,100 | $4.48M | 0.01% | +85,200+17.3% | Added |
| Two Sigma Investments, LP | 655,881 | $5.08M | 0.01% | +160,343+32.4% | Added |
| Ameriprise Financial Inc | 671,273 | $5.20M | 0.00% | −1,917,298−74.1% | Reduced |
| Geode Capital Management, LLC | 701,173 | $5.44M | 0.00% | +24,701+3.7% | Added |
| Jacobs Levy Equity Management, Inc | 840,874 | $6.52M | 0.02% | +120,234+16.7% | Added |
| Federated Hermes, Inc. | 1,003,473 | $7.78M | 0.02% | +295,997+41.8% | Added |
| State Street Corp | 1,044,014 | $8.09M | 0.00% | −120,026−10.3% | Reduced |
| Vanguard Group Inc | 1,686,130 | $13.1M | 0.00% | −8,418−0.5% | Reduced |
| BlackRock, Inc. | 2,318,663 | $18.0M | 0.00% | +28,013+1.2% | Added |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −80,675−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −72,400−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −69,748−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −46,791−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −28,542−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −28,039−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −24,536−100.0% | Sold out |
| Arete Wealth Advisors, LLC | 0 | $0 | 0.00% | −22,950−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −19,540−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −19,187−100.0% | Sold out |
| Quattro Financial Advisors LLC | 0 | $0 | 0.00% | −17,300−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −14,080−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −12,937−100.0% | Sold out |
| KG&L Capital Management,LLC | 0 | $0 | 0.00% | −12,501−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −10,494−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,187−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −10,187−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −5,042−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −4,500−100.0% | Sold out |
| Public Employees Retirement Association of Colorado | 0 | $0 | 0.00% | −3,056−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −596−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −485−100.0% | Sold out |
| Jaffetilchin Investment Partners, LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Bellevue Asset Management, LLC | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −188−100.0% | Sold out |
| Huntington National Bank | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Sandy Spring Bank | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Householder Group Estate & Retirement Specialist, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Banque Cantonale Vaudoise | – | – | – | – | Not filed |