FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Sansone Christopher R.
   2. Issuer Name and Ticker or Trading Symbol
InfuSystem Holdings, Inc [INFU] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O INFUSYSTEM HOLDINGS, INC., 31700 RESEARCH PARK DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
05/14/2018
(Street)

MADISON HEIGHTS, MI 48071		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 05/14/2018   P   7,166 A $ 2.80 1,317,178 D (1)  
Common Stock 05/14/2018   P   1,433 A $ 2.80 277,571 D (2)  
Common Stock 05/15/2018   P   15,322 A $ 2.8492 1,332,500 D (1)  
Common Stock 05/15/2018   P   3,064 A $ 2.8492 280,635 D (2)  
Common Stock               1,483,548 I See (3)
Common Stock               1,483,548 I See (3)
Common Stock               1,483,548 I See (3)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Sansone Christopher R.
C/O INFUSYSTEM HOLDINGS, INC.
31700 RESEARCH PARK DRIVE
MADISON HEIGHTS, MI 48071		   X      

Signatures

 /s/Trent N. Smith, Attorney-in-Fact for Christopher R. Sansone   05/16/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The reported securities are directly owned by Sansone Partners, L.P.
(2) The reported securities are directly owned by Sansone Partners (QP), L.P.
(3) The reported securities are directly owned by (i) Sansone Partners, L.P., a Delaware limited partnership (the "3c1 Partnership"), and (ii) Sansone Partners (QP), L.P., a Delaware limited partnership (the "3c7 Partnership," and together with the 3c1 Partnership, the "Partnerships"), and may be deemed to be indirectly beneficially owned by Sansone Advisors, LLC, a Delaware limited liability company, as the investment manager of Partnerships (the "Investment Manager"), and by Sansone Capital Management, LLC, a Delaware limited liability company, as the general partner of the Partnerships (the "General Partner"). The reported securities may also be deemed to be indirectly beneficially owned by Christopher Sansone as the managing member of the Investment Manager and the General Partner. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of his or its pecuniary interest therein.

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