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Sun Communities (SUI) director reports 156,875-unit conversion to common shares

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Sun Communities, Inc. director Gary A. Shiffman reported a tax-planning transaction converting 156,875 Common Operating Partnership Units into 156,875 shares of Sun Communities common stock at an exercise price of $0. These units were held by an irrevocable trust, where he is both trustee and beneficiary, and the resulting common shares are reported as indirectly owned by that trust.

After this transaction, Shiffman is shown as beneficially owning 881,175 shares of common stock directly, 6,278 shares indirectly through his spouse, and 86,800 shares indirectly through another irrevocable trust. He also continues to indirectly hold 576,222 Common Operating Partnership Units through certain limited liability companies, which are convertible into common stock on a one-for-one basis and have no expiration date.

Positive

  • None.

Negative

  • None.
Insider SHIFFMAN GARY A
Role Director
Type Security Shares Price Value
Exercise COMMON OPERATING PARTNERSHIP UNITS 156,875 $0.00 --
Exercise COMMON STOCK, $0.01 PAR VALUE 156,875 $0.00 --
holding COMMON OPERATING PARTNERSHIP UNITS -- -- --
holding COMMON STOCK, $0.01 PAR VALUE -- -- --
holding COMMON STOCK, $0.01 PAR VALUE -- -- --
holding COMMON STOCK, $0.01 PAR VALUE -- -- --
Holdings After Transaction: COMMON OPERATING PARTNERSHIP UNITS — 0 shares (Indirect, Owned by irrevocable trust); COMMON STOCK, $0.01 PAR VALUE — 156,875 shares (Indirect, Owned by irrevocable trust.); COMMON STOCK, $0.01 PAR VALUE — 881,175 shares (Direct)
Footnotes (1)
  1. This transaction represents the conversion of Common Operating Partnership Units of Sun Communities Operating Limited Partnership (the "Operating Partnership") reported in Table II into Common Stock of the Issuer reported in Table I. The Reporting Person is a trustee and a beneficiary of the irrevocable trust that owns these securities. The Reporting Person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein. This conversion was completed for tax planning reasons. Owned by an irrevocable trust of which the Reporting Person is a trustee and a beneficiary. The Reporting Person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein. The Common Operating Partnership Units of the Operating Partnership are convertible into Common Stock of the Issuer at any time on a one-for-one basis and have no expiration date. Owned by certain limited liability companies of which the Reporting Person is a member and a manager. The Reporting Person disclaims beneficial ownership of the securities held by these limited liability companies except to the extent of his pecuniary interest therein.
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
SHIFFMAN GARY A

(Last) (First) (Middle)
27777 FRANKLIN ROAD
SUITE 300

(Street)
SOUTHFIELD MI 48034

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
SUN COMMUNITIES INC [ SUI ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
12/09/2025
4. If Amendment, Date of 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
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, $0.01 PAR VALUE 12/09/2025 M 156,875(1) A $0 156,875 I Owned by irrevocable trust.(1)
COMMON STOCK, $0.01 PAR VALUE 881,175 D
COMMON STOCK, $0.01 PAR VALUE 6,278 I Owned by spouse
COMMON STOCK, $0.01 PAR VALUE 86,800 I Owned by irrevocable trust.(2)
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 Securities Underlying Derivative Security (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: 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
COMMON OPERATING PARTNERSHIP UNITS $0 12/09/2025 M 156,875(1) (3) (3) COMMON STOCK, $0.01 PAR VALUE 156,875 $0 0 I Owned by irrevocable trust(1)
COMMON OPERATING PARTNERSHIP UNITS $0 (3) (3) COMMON STOCK, $0.01 PAR VALUE 576,222 576,222 I Owned by certain LLC's(4)
Explanation of Responses:
1. This transaction represents the conversion of Common Operating Partnership Units of Sun Communities Operating Limited Partnership (the "Operating Partnership") reported in Table II into Common Stock of the Issuer reported in Table I. The Reporting Person is a trustee and a beneficiary of the irrevocable trust that owns these securities. The Reporting Person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein. This conversion was completed for tax planning reasons.
2. Owned by an irrevocable trust of which the Reporting Person is a trustee and a beneficiary. The Reporting Person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein.
3. The Common Operating Partnership Units of the Operating Partnership are convertible into Common Stock of the Issuer at any time on a one-for-one basis and have no expiration date.
4. Owned by certain limited liability companies of which the Reporting Person is a member and a manager. The Reporting Person disclaims beneficial ownership of the securities held by these limited liability companies except to the extent of his pecuniary interest therein.
Remarks:
Gary A. Shiffman 12/10/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Sun Communities (SUI) report in this Form 4?

The filing reports that director Gary A. Shiffman converted 156,875 Common Operating Partnership Units of Sun Communities Operating Limited Partnership into 156,875 shares of Sun Communities common stock at an exercise price of $0, for tax planning reasons.

How many Sun Communities (SUI) shares does Gary A. Shiffman beneficially own after the reported transaction?

After the transaction, Gary A. Shiffman beneficially owns 881,175 shares of common stock directly, 6,278 shares indirectly through his spouse, and 86,800 shares indirectly through an irrevocable trust, in addition to indirect interests in Common Operating Partnership Units.

What are the details of the converted derivative securities in the Sun Communities (SUI) Form 4?

The Form 4 shows 156,875 Common Operating Partnership Units converted into 156,875 shares of common stock at an exercise price of $0. These units are convertible into common stock on a one-for-one basis and have no expiration date.

How is indirect ownership structured for Gary A. Shiffman in Sun Communities (SUI)?

Indirect ownership is reported through an irrevocable trust holding 156,875 converted shares and 86,800 additional shares, through his spouse holding 6,278 shares, and through certain limited liability companies holding 576,222 Common Operating Partnership Units. He disclaims beneficial ownership beyond his pecuniary interests.

Why was the Sun Communities (SUI) unit-to-share conversion completed?

The explanation states that the conversion of 156,875 Common Operating Partnership Units into common stock was completed for tax planning reasons.

Sun Communities

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