Key facts
- This page summarizes Addam Chupa's Form 4 filing for InfuSystem Holdings, Inc (INFU).
- 8 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 19 May 2026, 21:48.
Addam Chupa - 16 May 2026 Form 4 Insider Report for InfuSystem Holdings, Inc (INFU)
- Reporting relationship
- Executive VP and CIO
- Issuer ticker
- INFU
- Reported as of
- 16 May 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 19 May 2026, 21:48:36 UTC
- Prior SEC filing
- 14 May 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Kevin Whitman, Attorney-in-Fact for Addam Chupa
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Addam Chupa filed Form 4 for InfuSystem Holdings, Inc (INFU) on 19 May 2026.
Change
- Previous filing in this sequence was filed on 14 May 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001953233
Primary reporting owner
Chupa Addam
- Relationship
- Executive VP and CIO
- Address
- C/O INFUSYSTEM HOLDINGS, INC., 3851 WEST HAMLIN ROAD, ROCHESTER HILLS
- Signature
- /s/ Kevin Whitman, Attorney-in-Fact for Addam Chupa
- Signature date
- 19 May 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
INFU
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +4,375
- Change %
- +9.3%
- Price
- $0.000000*
- Shares after
- 51,585
- Date
- 16 May 2026
- Ownership
- Direct
INFU
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -1,602
- Change %
- -3.1%
- Price
- $8.77*
- Shares after
- 49,983
- Date
- 16 May 2026
- Ownership
- Direct
- Footnotes
- F1
INFU
transaction
Common Stock
Award
- Transaction value
- Shares
- +12,184
- Change %
- +24%
- Price
- $0.000000*
- Shares after
- 62,167
- Date
- 17 May 2026
- Ownership
- Direct
- Footnotes
- F2
INFU
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -4,460
- Change %
- -7.2%
- Price
- $8.77*
- Shares after
- 57,707
- Date
- 17 May 2026
- Ownership
- Direct
- Footnotes
- F3
INFU
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +5,447
- Change %
- +9.4%
- Price
- $0.000000*
- Shares after
- 63,154
- Date
- 18 May 2026
- Ownership
- Direct
INFU
transaction
Common Stock
Tax liability
- Transaction value
- Shares
- -1,994
- Change %
- -3.2%
- Price
- $8.90*
- Shares after
- 61,160
- Date
- 18 May 2026
- Ownership
- Direct
- Footnotes
- F4
INFU
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 47,210
- Date
- 16 May 2026
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
INFU
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- Shares
- -4,375
- Change %
- -33%
- Price
- $0.000000*
- Shares after
- 8,750
- Date
- 16 May 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 4,375
- Exercise price
- Footnotes
- F5, F6, F7
INFU
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- Shares
- -5,447
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 18 May 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 5,447
- Exercise price
- Footnotes
- F5, F8
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 8 footnotes
Footnote F1
Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 16, 2026
Footnote F2
On May 17, 2026, 12,184 performance-based restricted stock units, granted on May 17, 2024, vested
Footnote F3
Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 17, 2026
Footnote F4
Represents the withholding of the Issuer's common stock for the tax liability associated with the vesting and settlement of the common stock issued on May 18, 2026
Footnote F5
Restricted stock units convert into common stock on a one-for-one basis.
Footnote F6
These restricted stock units vested on May 16, 2026.
Footnote F7
These restricted stock units vest in two equal annual installments beginning on May 16, 2027.
Footnote F8
These restricted stock units cliff vested on May 18, 2026.