Latest Period
Q1 2026
Security Snapshot
InfuSystem Holdings, Inc - Common Stock, $0.0001 Par Value (INFU) Institutional Ownership
CUSIP: 45685K102
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
96
Shares (Excl. Options)
14,119,305
Price
$9.23
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- Security type / class
- Equity / Common Stock, $0.0001 Par Value
- Symbol
- INFU on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 14,119,305
- Total 13F value
- $130,331,389
- Portfolio coverage rank
- 0%
- Share change
- +322,386
- Value change
- +$3,054,181
- Number of holders
- 96
- Shares outstanding
- 20,353,415
- SEC-reported price per share
- $10.14
- Insider filing price
- $10.14
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- INFU - InfuSystem Holdings, Inc - Common Stock, $0.0001 Par Value is tracked under CUSIP 45685K102.
- 96 institutions reported positions in Q1 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 100 to 96 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $124,481,790 to $130,331,389.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 96 institutions filings for Q1 2026.
Security key
45685K102
Latest holder period
Q1 2026
13F holders
96
13D/G owners
6
CIK / CUSIP context first
Open Q1 2026 holders
INFU full holder history
InfuSystem Holdings, Inc SEC filings
InfuSystem Holdings, Inc company facts
InfuSystem Holdings, Inc insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 45685K102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
INFU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Minerva Advisors LLC | 5.3% | +6% | $9,676,217 | +$474,809 | 1,078,731 | +5.2% | Minerva Advisors LLC | 31 Dec 2025 |
| Acuitas Investments, LLC | 4.8% | $5,145,070 | 1,029,014 | Acuitas Investments, LLC | 30 Sep 2024 | |||
| SANSONE ADVISORS, LLC | 4.7% | $4,988,215 | 997,643 | Christopher Sansone | 21 Jan 2025 | |||
| VANGUARD GROUP INC | 4.6% | $5,975,661 | 957,638 | The Vanguard Group | 30 Jun 2025 | |||
| AWM Investment Company, Inc. | 2.8% | -55% | $5,818,756 | -$7,362,230 | 561,656 | -56% | AWM Investment Company, Inc. | 30 Sep 2025 |
| BlackRock, Inc. | 1.9% | $2,511,678 | 402,448 | BlackRock, Inc. | 30 Jun 2025 |
As of 31 Mar 2026, 96 institutional investors reported holding 14,119,305 shares of InfuSystem Holdings, Inc - Common Stock, $0.0001 Par Value (INFU). This represents 69% of the company’s total 20,353,415 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
54%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Minerva Advisors LLC | 5.9% | 1,204,105 | +12% | 7.2% | $11,113,889 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2% | 860,263 | 0% | 0% | $7,940,227 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 4.1% | 837,925 | +1.6% | 0.45% | $7,734,048 |
| First Eagle Investment Management, LLC | 3.5% | 721,371 | -4% | 0.01% | $6,658,254 |
| ACADIAN ASSET MANAGEMENT LLC | 3.1% | 634,044 | +41% | 0.01% | $5,845,000 |
| BlackRock, Inc. | 3% | 616,586 | +1.1% | 0% | $5,691,090 |
| DIMENSIONAL FUND ADVISORS LP | 2.9% | 594,288 | +6% | 0% | $5,485,735 |
| RENAISSANCE TECHNOLOGIES LLC | 2.8% | 566,809 | -3.5% | 0.01% | $5,231,647 |
| HEARTLAND ADVISORS INC | 2.5% | 510,000 | +2% | 0.24% | $4,707,300 |
| AMERICAN CENTURY COMPANIES INC | 2.3% | 473,021 | +34% | 0% | $4,365,984 |
| Meros Investment Management, LP | 2.3% | 469,408 | -5.7% | 1.9% | $4,332,636 |
| Hillsdale Investment Management Inc. | 2.2% | 452,373 | +1.1% | 0.11% | $4,175,402 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.8% | 368,712 | -12% | 0% | $3,403,212 |
| MILLENNIUM MANAGEMENT LLC | 1.7% | 354,559 | +24% | 0% | $3,272,580 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 1.5% | 299,332 | +1.8% | 0.44% | $2,762,834 |
| MARSHALL WACE, LLP | 1.3% | 265,209 | +84% | 0% | $2,447,878 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.2% | 234,331 | -23% | 0% | $2,162,875 |
| Truffle Hound Capital, LLC | 1.1% | 230,000 | 0% | 1.3% | $2,122,900 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 218,445 | +0.15% | 0% | $2,017,474 |
| AWM Investment Company, Inc. | 0.99% | 201,077 | -64% | 0.21% | $1,855,941 |
| TWO SIGMA INVESTMENTS, LP | 0.91% | 185,411 | +165% | 0% | $1,711,344 |
| Teton Advisors, LLC | 0.91% | 185,000 | 0% | 1.2% | $1,707,550 |
| North Star Investment Management Corp. | 0.89% | 182,000 | +528% | 0.1% | $1,679,860 |
| CITADEL ADVISORS LLC | 0.84% | 169,954 | +144% | 0% | $1,568,676 |
| GSA CAPITAL PARTNERS LLP | 0.8% | 162,670 | +27% | 0.09% | $1,501,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 14,119,305 | $130,331,389 | +$3,054,181 | $9.23 | 96 |
| 2025 Q4 | 13,878,109 | $124,481,790 | +$8,280,220 | $8.97 | 100 |
| 2025 Q3 | 12,932,454 | $133,968,900 | +$3,048,932 | $10.36 | 96 |
| 2025 Q2 | 13,008,877 | $81,132,923 | -$5,042,368 | $6.24 | 92 |
| 2025 Q1 | 13,974,207 | $75,183,061 | -$1,060,074 | $5.38 | 92 |
| 2024 Q4 | 14,129,682 | $119,329,491 | +$2,588,363 | $8.45 | 85 |
| 2024 Q3 | 13,831,944 | $92,656,030 | -$654,084 | $6.70 | 77 |
| 2024 Q2 | 13,892,445 | $94,869,368 | +$133,215 | $6.83 | 76 |
| 2024 Q1 | 13,777,760 | $117,937,565 | -$571,310 | $8.57 | 64 |
| 2023 Q4 | 13,840,537 | $145,795,346 | +$1,570,227 | $10.54 | 61 |
| 2023 Q3 | 14,552,568 | $140,368,638 | +$4,173,544 | $9.64 | 65 |
| 2023 Q2 | 13,256,980 | $127,639,752 | +$13,214,235 | $9.63 | 63 |
| 2023 Q1 | 11,961,037 | $92,858,217 | +$4,741,122 | $7.75 | 63 |
| 2022 Q4 | 11,347,398 | $98,492,534 | +$6,384,580 | $8.68 | 62 |
| 2022 Q3 | 10,259,154 | $71,715,334 | -$1,161,427 | $6.99 | 58 |
| 2022 Q2 | 11,274,622 | $108,543,887 | -$9,241,127 | $9.63 | 63 |
| 2022 Q1 | 12,249,790 | $120,142,550 | -$14,279,553 | $9.80 | 78 |
| 2021 Q4 | 12,625,590 | $214,972,766 | +$2,594,287 | $17.03 | 81 |
| 2021 Q3 | 11,864,100 | $154,576,118 | -$17,748,696 | $13.03 | 82 |
| 2021 Q2 | 12,764,761 | $264,981,430 | +$2,337,596 | $20.79 | 89 |
| 2021 Q1 | 12,595,272 | $256,455,446 | +$5,801,801 | $20.36 | 86 |
| 2020 Q4 | 12,328,652 | $231,529,532 | +$8,183,236 | $18.78 | 84 |
| 2020 Q3 | 11,913,699 | $152,740,960 | +$6,184,113 | $12.82 | 73 |
| 2020 Q2 | 11,447,238 | $132,094,255 | +$13,933,533 | $11.54 | 60 |
| 2020 Q1 | 10,348,667 | $87,855,000 | +$8,645,996 | $8.49 | 47 |