InfuSystem Holdings, Inc - INFU
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Minerva Advisors LLC | History | Added to | 1,204,105 | 11,113 | 7.17% | 6.46% | 1 | +125,374 | 11.62% | Q1 2026 | May 12, 2026 |
| VANGUARD GROUP INC | History | No change | 981,575 | 8,804 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 860,263 | 7,940 | 0.0% | — | 3 | +860,263 | New | Q1 2026 | May 15, 2026 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | History | Added to | 837,925 | 7,734 | 0.45% | 0.43% | 4 | +13,175 | 1.6% | Q1 2026 | May 15, 2026 |
| First Eagle Investment Management, LLC | History | Reduced | 721,371 | 6,658 | 0.01% | 0.01% | 5 | -30,000 | -3.99% | Q1 2026 | May 14, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 634,044 | 5,845 | 0.01% | 0.01% | 6 | +185,284 | 41.29% | Q1 2026 | May 13, 2026 |
| BlackRock, Inc. | History | Added to | 616,586 | 5,691 | 0.0% | 0.0% | 7 | +6,713 | 1.1% | Q1 2026 | May 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 594,288 | 5,485 | 0.0% | 0.0% | 8 | +33,410 | 5.96% | Q1 2026 | May 07, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 566,809 | 5,231 | 0.01% | 0.01% | 9 | -20,700 | -3.52% | Q1 2026 | May 14, 2026 |
| HEARTLAND ADVISORS INC | History | Added to | 510,000 | 4,707 | 0.24% | 0.24% | 10 | +10,000 | 2.0% | Q1 2026 | May 06, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 473,021 | 4,365 | 0.0% | 0.0% | 11 | +120,863 | 34.32% | Q1 2026 | May 15, 2026 |
| Meros Investment Management, LP | History | Reduced | 469,408 | 4,332 | 1.88% | 1.77% | 12 | -28,581 | -5.74% | Q1 2026 | May 14, 2026 |
| Hillsdale Investment Management Inc. | History | Added to | 452,373 | 4,175 | 0.11% | 0.11% | 13 | +5,000 | 1.12% | Q1 2026 | May 04, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | History | Reduced | 368,712 | 3,403 | 0.0% | 0.0% | 14 | -50,274 | -12.0% | Q1 2026 | May 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 354,559 | 3,272 | 0.0% | 0.0% | 15 | +68,276 | 23.85% | Q1 2026 | May 15, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | Added to | 299,332 | 2,762 | 0.44% | 0.4% | 16 | +5,275 | 1.79% | Q1 2026 | May 11, 2026 |
| MARSHALL WACE, LLP | History | Added to | 265,209 | 2,447 | 0.0% | 0.0% | 17 | +121,430 | 84.46% | Q1 2026 | May 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 234,331 | 2,162 | 0.0% | 0.0% | 18 | -71,396 | -23.35% | Q1 2026 | May 15, 2026 |
| Truffle Hound Capital, LLC | History | No change | 230,000 | 2,122 | 0.55% | 0.54% | 19 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 218,445 | 2,017 | 0.0% | 0.0% | 20 | +322 | 0.15% | Q1 2026 | May 15, 2026 |
| AWM Investment Company, Inc. | History | Reduced | 201,077 | 1,855 | 0.21% | 0.49% | 21 | -360,579 | -64.2% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 185,411 | 1,711 | 0.0% | 0.0% | 22 | +115,529 | 165.32% | Q1 2026 | May 15, 2026 |
| Teton Advisors, LLC | History | No change | 185,000 | 1,707 | 1.2% | 1.15% | 23 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| North Star Investment Management Corp. | History | Added to | 182,000 | 1,679 | 0.1% | 0.02% | 24 | +153,000 | 527.59% | Q1 2026 | Apr 23, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 169,954 | 1,568 | 0.0% | 0.0% | 25 | +25,338 | 17.52% | Q1 2026 | May 15, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Added to | 162,670 | 1,501 | 0.09% | 0.1% | 26 | +34,839 | 27.25% | Q1 2026 | May 08, 2026 |
| GABELLI FUNDS LLC | History | Reduced | 148,485 | 1,370 | 0.01% | 0.01% | 27 | -1,600 | -1.07% | Q1 2026 | May 14, 2026 |
| Russell Investments Group, Ltd. | History | Reduced | 130,058 | 1,200 | 0.0% | 0.0% | 28 | -90,234 | -40.96% | Q1 2026 | May 08, 2026 |
| AMERIPRISE FINANCIAL INC | History | Reduced | 127,870 | 1,180 | 0.0% | 0.0% | 29 | -1,567 | -1.21% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 127,307 | 1,175 | 0.0% | 0.0% | 30 | -30,856 | -19.51% | Q1 2026 | May 12, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 121,988 | 1,125 | 0.0% | — | 31 | +121,988 | New | Q1 2026 | May 08, 2026 |
| WHITE PINE CAPITAL LLC | History | Added to | 115,611 | 1,067 | 0.3% | 0.25% | 32 | +13,950 | 13.72% | Q1 2026 | May 11, 2026 |
| Man Group plc | History | Added to | 112,106 | 1,034 | 0.0% | 0.0% | 33 | +58,910 | 110.74% | Q1 2026 | May 15, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 110,598 | 1,020 | 0.0% | 0.0% | 34 | +19,377 | 21.24% | Q1 2026 | May 12, 2026 |
| SEI INVESTMENTS CO | History | Added to | 104,757 | 966 | 0.0% | 0.0% | 35 | +57,948 | 123.8% | Q1 2026 | May 13, 2026 |
| 683 Capital Management, LLC | History | No change | 100,465 | 927 | 0.05% | 0.04% | 36 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| STATE STREET CORP | History | Added to | 98,071 | 905 | 0.0% | 0.0% | 37 | +1,200 | 1.24% | Q1 2026 | May 15, 2026 |
| PERRITT CAPITAL MANAGEMENT INC | History | No change | 96,800 | 868 | 1.45% | 1.45% | 38 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Legato Capital Management LLC | History | Reduced | 93,768 | 865 | 0.08% | 0.07% | 39 | -1,327 | -1.4% | Q1 2026 | May 14, 2026 |
| MORGAN STANLEY | History | Added to | 88,408 | 816 | 0.0% | 0.0% | 40 | +21,921 | 32.97% | Q1 2026 | May 15, 2026 |
| PANAGORA ASSET MANAGEMENT INC | History | Added to | 82,788 | 764 | 0.0% | 0.0% | 41 | +17,287 | 26.39% | Q1 2026 | May 14, 2026 |
| Expect Equity LLC | History | New | 80,946 | 747 | 0.72% | — | 42 | +80,946 | New | Q1 2026 | May 15, 2026 |
| Ancora Advisors LLC | History | Reduced | 80,661 | 744 | 0.02% | 0.05% | 43 | -207,630 | -72.02% | Q1 2026 | May 15, 2026 |
| GLOBEFLEX CAPITAL L P | History | No change | 79,961 | 738 | 0.11% | 0.11% | 44 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Qube Research & Technologies Ltd | History | Reduced | 76,888 | 709 | 0.0% | 0.0% | 45 | -9,375 | -10.87% | Q1 2026 | May 15, 2026 |
| MANGROVE PARTNERS IM, LLC | History | New | 74,061 | 683 | 0.06% | — | 46 | +74,061 | New | Q1 2026 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 72,332 | 667 | 0.0% | 0.0% | 47 | -22,308 | -23.57% | Q1 2026 | May 15, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | History | Reduced | 71,361 | 658 | 0.0% | 0.0% | 48 | -6,116 | -7.89% | Q1 2026 | May 11, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 67,900 | 626 | 0.01% | 0.01% | 49 | +30,000 | 79.16% | Q1 2026 | May 15, 2026 |
| Bank of New York Mellon Corp | History | Reduced | 65,079 | 600 | 0.0% | 0.0% | 50 | -11,856 | -15.41% | Q1 2026 | May 05, 2026 |
| NORTHERN TRUST CORP | History | Added to | 56,811 | 524 | 0.0% | 0.0% | 51 | +3,624 | 6.81% | Q1 2026 | May 14, 2026 |
| Point72 Asset Management, L.P. | History | Reduced | 51,026 | 470 | 0.0% | 0.0% | 52 | -30,808 | -37.65% | Q1 2026 | May 15, 2026 |
| ARS Investment Partners, LLC | History | Added to | 48,815 | 450 | 0.02% | 0.03% | 53 | +765 | 1.59% | Q1 2026 | Apr 16, 2026 |
| Integrated Quantitative Investments LLC | History | No change | 41,484 | 382 | 0.07% | 0.08% | 54 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | History | Added to | 39,588 | 365 | 0.0% | 0.0% | 55 | +10,966 | 38.31% | Q1 2026 | May 13, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 39,270 | 352 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| RITHOLTZ WEALTH MANAGEMENT | History | Added to | 35,870 | 331 | 0.01% | 0.0% | 57 | +18,362 | 104.88% | Q1 2026 | Apr 20, 2026 |
| XTX Topco Ltd | History | Added to | 32,744 | 302 | 0.01% | 0.01% | 58 | +3,988 | 13.87% | Q1 2026 | May 15, 2026 |
| Hudson Bay Capital Management LP | History | Added to | 32,385 | 298 | 0.0% | 0.0% | 59 | +1,877 | 6.15% | Q1 2026 | May 13, 2026 |
| CANADA PENSION PLAN INVESTMENT BOARD | History | Added to | 31,400 | 289 | 0.0% | 0.0% | 60 | +23,300 | 287.65% | Q1 2026 | May 15, 2026 |
| HSBC HOLDINGS PLC | History | Added to | 30,097 | 281 | 0.0% | 0.0% | 61 | +1,619 | 5.69% | Q1 2026 | Apr 30, 2026 |
| Catalyst Funds Management Pty Ltd | History | Added to | 30,200 | 278 | 0.05% | 0.04% | 63 | +11,800 | 64.13% | Q1 2026 | May 11, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 30,154 | 278 | 0.0% | 0.0% | 62 | +3,269 | 12.16% | Q1 2026 | May 15, 2026 |
| BAILARD, INC. | History | New | 29,700 | 274 | 0.01% | — | 64 | +29,700 | New | Q1 2026 | May 11, 2026 |
| UBS Group AG | History | Added to | 26,425 | 243 | 0.0% | 0.0% | 65 | +19,590 | 286.61% | Q1 2026 | May 05, 2026 |
| FMR LLC | History | Added to | 26,125 | 241 | 0.0% | 0.0% | 66 | +25,436 | 3691.73% | Q1 2026 | May 15, 2026 |
| TOTH FINANCIAL ADVISORY CORP | History | New | 25,000 | 230 | 0.03% | — | 67 | +25,000 | New | Q1 2026 | Apr 16, 2026 |
| BARCLAYS PLC | History | Reduced | 23,286 | 214 | 0.0% | 0.0% | 68 | -2,026 | -8.0% | Q1 2026 | May 14, 2026 |
| ALGERT GLOBAL LLC | History | No change | 22,519 | 208 | 0.0% | 0.0% | 69 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| SALEM INVESTMENT COUNSELORS INC | History | No change | 22,417 | 206 | 0.01% | 0.01% | 70 | 0 | 0.0% | Q1 2026 | Apr 29, 2026 |
| Rothschild Wealth LLC | History | Reduced | 21,800 | 201 | 0.02% | 0.08% | 71 | -75,000 | -77.48% | Q1 2026 | May 06, 2026 |
| HighTower Advisors, LLC | History | No change | 21,061 | 194 | 0.0% | 0.0% | 72 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| Carrera Capital Advisors | History | Added to | 20,238 | 186 | 0.03% | 0.02% | 73 | +8,930 | 78.97% | Q1 2026 | May 04, 2026 |
| Jump Financial, LLC | History | Added to | 17,133 | 158 | 0.0% | 0.0% | 74 | +6,872 | 66.97% | Q1 2026 | May 14, 2026 |
| CITIGROUP INC | History | Reduced | 16,870 | 155 | 0.0% | 0.0% | 75 | -9,954 | -37.11% | Q1 2026 | May 11, 2026 |
| OCCUDO QUANTITATIVE STRATEGIES LP | History | Reduced | 13,211 | 133 | 0.01% | 0.01% | 76 | -4,913 | -27.11% | Q1 2026 | May 15, 2026 |
| Brevan Howard Capital Management LP | History | New | 14,040 | 129 | 0.0% | — | 77 | +14,040 | New | Q1 2026 | May 15, 2026 |
| OMERS ADMINISTRATION Corp | History | Reduced | 12,900 | 119 | 0.0% | 0.0% | 78 | -25,500 | -66.41% | Q1 2026 | May 15, 2026 |
| Squarepoint Ops LLC | History | New | 12,862 | 118 | 0.0% | — | 79 | +12,862 | New | Q1 2026 | May 15, 2026 |
| Jain Global LLC | History | New | 12,838 | 118 | 0.0% | — | 80 | +12,838 | New | Q1 2026 | May 15, 2026 |
| COMMERCE BANK | History | New | 12,500 | 115 | 0.0% | — | 81 | +12,500 | New | Q1 2026 | May 11, 2026 |
| Clayton Partners LLC | History | New | 12,400 | 114 | 0.08% | — | 82 | +12,400 | New | Q1 2026 | May 15, 2026 |
| FineMark National Bank & Trust | History | No change | 12,500 | 112 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Schonfeld Strategic Advisors LLC | History | New | 11,286 | 104 | 0.0% | — | 84 | +11,286 | New | Q1 2026 | May 15, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 10,718 | 98 | 0.0% | 0.0% | 85 | +63 | 0.59% | Q1 2026 | May 15, 2026 |
| Redhawk Wealth Advisors, Inc. | History | New | 10,230 | 94 | 0.01% | — | 86 | +10,230 | New | Q1 2026 | Apr 15, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 9,896 | 92 | 0.0% | 0.0% | 87 | -1,793 | -15.34% | Q1 2026 | May 13, 2026 |
| Vanguard Global Advisers, LLC | History | New | 7,876 | 72 | 0.0% | — | 88 | +7,876 | New | Q1 2026 | May 08, 2026 |
| US BANCORP \DE\ | History | New | 7,150 | 65 | 0.0% | — | 89 | +7,150 | New | Q1 2026 | May 14, 2026 |
| HighMark Wealth Management LLC | History | No change | 2,800 | 25 | 0.01% | 0.01% | 90 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| ROYAL BANK OF CANADA | History | Added to | 2,671 | 24 | 0.0% | — | 91 | +2,642 | 9110.34% | Q1 2026 | May 15, 2026 |
| BARD ASSOCIATES INC | History | No change | 2,500 | 23 | 0.01% | 0.01% | 92 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| Community Bank, N.A. | History | No change | 1,000 | 9 | 0.0% | 0.0% | 93 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Smartleaf Asset Management LLC | History | No change | 516 | 4 | 0.0% | 0.0% | 94 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Intentional Wealth Strategies, LLC | History | New | 225 | 2 | 0.0% | — | 95 | +225 | New | Q1 2026 | May 05, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | No change | 141 | 1 | 0.0% | 0.0% | 96 | 0 | 0.0% | Q1 2026 | Apr 30, 2026 |
| VICTORY CAPITAL MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.0% | — | -51,584 | -100.0% | Q1 2026 | May 15, 2026 |
| PharVision Advisers, LLC | History | Closed out | 0 | 0 | — | 0.21% | — | -46,916 | -100.0% | Q1 2026 | May 11, 2026 |
| ExodusPoint Capital Management, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -45,008 | -100.0% | Q1 2026 | May 14, 2026 |
| KESTRA PRIVATE WEALTH SERVICES, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -28,396 | -100.0% | Q1 2026 | Apr 20, 2026 |
| Centiva Capital, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -23,497 | -100.0% | Q1 2026 | May 14, 2026 |
| Dynamic Technology Lab Private Ltd | History | Closed out | 0 | 0 | — | 0.03% | — | -13,724 | -100.0% | Q1 2026 | May 15, 2026 |
| Aristides Capital LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -12,221 | -100.0% | Q1 2026 | May 14, 2026 |
| VIRTUS ADVISERS, LLC | History | Closed out | 0 | 0 | — | 0.05% | — | -11,200 | -100.0% | Q1 2026 | May 14, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,888 | -100.0% | Q1 2026 | May 15, 2026 |
| Graham Capital Management, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -10,604 | -100.0% | Q1 2026 | May 15, 2026 |
| GK Wealth Management LLC | History | Closed out | 0 | 0 | — | 0.06% | — | -10,569 | -100.0% | Q1 2026 | Apr 07, 2026 |
| LPL Financial LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,300 | -100.0% | Q1 2026 | May 06, 2026 |
| Virtu Financial LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,022 | -100.0% | Q1 2026 | May 14, 2026 |
| Quarry LP | History | Closed out | 0 | 0 | — | 0.0% | — | -3,464 | -100.0% | Q1 2026 | May 15, 2026 |
| NewEdge Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -935 | -100.0% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -460 | -100.0% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Closed out | 0 | 0 | — | 0.0% | — | -241 | -100.0% | Q1 2026 | May 15, 2026 |
| CWM, LLC | History | Reduced | 15 | 0 | — | — | — | -12 | -44.44% | Q1 2026 | May 14, 2026 |
| Strategic Wealth Partners, Ltd. | History | No change | 9 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Global Retirement Partners, LLC | History | No change | 44 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| SBI Securities Co., Ltd. | History | No change | 11 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| GAMMA Investing LLC | History | No change | 26 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 06, 2026 |