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InfuSystem Holdings
INFU

96 hedge funds and large institutions have $130M invested in InfuSystem Holdings in 2026 Q1 according to their latest regulatory filings, with 16 funds opening new positions, 40 increasing their positions, 24 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed

3,800% more call options, than puts

Call options by funds: $39K | Put options by funds: $1K

67% more repeat investments, than reductions

Existing positions increased: 40 | Existing positions reduced: 24

1.6% more ownership

Funds ownership: 68.24% → 69.85% (+1.6%)

5% more capital invested

Capital invested by funds: $124M → $130M (+$5.85M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

6% less funds holding

Funds holding: 102 → 96 (-6)

11% less first-time investments, than exits

New positions opened: 16 | Existing positions closed: 18

Holders
96
Holders Change
-6
Holders Change %
-5.88%
% of All Funds
1.18%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
16
Increased
40
Reduced
24
Closed
18
Calls
$39K
Puts
$1K
Net Calls
+$38K
Net Calls Change
-$720K

Top Buyers

Rank Fund Capital Flow
1
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$1.62M
2
NSIM
North Star Investment Management
Illinois
+$1.34M
3
MA
Minerva Advisors
Pennsylvania
+$1.09M
4
Marshall Wace
Marshall Wace
United Kingdom
+$1.06M
5
American Century Companies
American Century Companies
Missouri
+$1.06M

Top Sellers

Rank Fund Capital Flow
1
AIC
AWM Investment Company
New York
-$3.15M
2
AA
Ancora Advisors
Ohio
-$1.81M
3
Russell Investments Group
Russell Investments Group
United Kingdom
-$788K
4
SL
Sentinus LLC
Illinois
-$655K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$623K
Name Holding Trade Value Shares
Change 		Change in
Stake
GF
26
Gabelli Funds
New York
$1.37M -$14K -1,600 -1%
Russell Investments Group
27
Russell Investments Group
United Kingdom
$1.2M -$788K -90,234 -41%
Ameriprise
28
Ameriprise
Minnesota
$1.18M -$13.7K -1,567 -1%
Jane Street
29
Jane Street
New York
$1.18M -$269K -30,856 -20%
VFT
30
Vanguard Fiduciary Trust
Pennsylvania
$1.13M +$1.06M +121,988 New
WPC
31
White Pine Capital
Minnesota
$1.07M +$122K +13,950 +14%
Man Group
32
Man Group
United Kingdom
$1.03M +$514K +58,910 +111%
BNP Paribas Financial Markets
33
BNP Paribas Financial Markets
France
$1.02M +$169K +19,377 +21%
SEI Investments
34
SEI Investments
Pennsylvania
$967K +$506K +57,948 +124%
6CM
35
683 Capital Management
New York
$927K – – –
State Street
36
State Street
Massachusetts
$905K +$10.5K +1,200 +1%
LCM
37
Legato Capital Management
California
$865K -$11.6K -1,327 -1%
Morgan Stanley
38
Morgan Stanley
New York
$816K +$191K +21,921 +33%
PAM
39
Panagora Asset Management
Massachusetts
$764K +$151K +17,287 +26%
EEL
40
Expect Equity LLC
Maryland
$747K +$707K +80,946 New
AA
41
Ancora Advisors
Ohio
$745K -$1.81M -207,630 -72%
GC
42
Globeflex Capital
California
$738K – – –
Qube Research & Technologies (QRT)
43
Qube Research & Technologies (QRT)
United Kingdom
$710K -$81.8K -9,375 -11%
MP
44
Mangrove Partners
Connecticut
$684K +$647K +74,061 New
Goldman Sachs
45
Goldman Sachs
New York
$668K -$195K -22,308 -24%
Connor, Clark & Lunn Investment Management (CC&L)
46
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$659K -$53.4K -6,116 -8%
BCM
47
Bridgeway Capital Management
Texas
$627K +$262K +30,000 +79%
Bank of New York Mellon
48
Bank of New York Mellon
New York
$601K -$103K -11,856 -15%
Northern Trust
49
Northern Trust
Illinois
$524K +$31.6K +3,624 +7%
Point72 Asset Management
50
Point72 Asset Management
Connecticut
$471K -$269K -30,808 -38%
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INFU Hedge Fund Activity: Q1 2026 in Review

96 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in InfuSystem Holdings (INFU) for Q1 2026, worth a combined $130M — up 4.7% from $124M a quarter earlier.

Sellers outnumbered buyers: 18 funds closed out of INFU and 16 opened new positions — a net loss of 2 holders — while 24 trimmed existing stakes and 40 added.

The largest buyer was Acadian Asset Management, adding an estimated $1.62M. The largest seller was AWM Investment Company, cutting an estimated $3.15M.

  • 96 institutional investors held InfuSystem Holdings (INFU) as of Q1 2026, down from 102 in Q4 2025.
  • Funds reported $130M of InfuSystem Holdings stock for Q1 2026, up 4.7% quarter-over-quarter.
  • 16 funds opened new InfuSystem Holdings positions in Q1 2026 and 18 closed out, a net change of -2 holders.
  • The largest InfuSystem Holdings buyer in Q1 2026 was Acadian Asset Management, an estimated $1.62M added.
  • The largest InfuSystem Holdings seller in Q1 2026 was AWM Investment Company, an estimated $3.15M sold.

Based on aggregated 13F filings for Q1 2026.