Sun Communities (SUI)Director sold ~$19.4M

~$19.4M

Approx. value · 157K sh @ $123.53

Traded

Dec 17, 2025

Filed

Dec 18, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Oct 29, 2025Company filing · Form 8-K · ResultsReported its results
2. Nov 10, 2025Insider · 1 personInsiders: 2 sales (~$505K)
3. Dec 11, 2025Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On December 11, 2025, Sun Communities, Inc. (the “Company”) appointed Mark E. Patten as the Company’s new Chief Financial Officer, Executive Vice President, Secretary and Treasurer.”
4. Dec 17, 2025 · this disclosureInsider · Their largest sale since 2009Director sold ~$19.4M of SUI shares in the open market

What came next

1. Feb 4, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 4, 2026, the Company appointed Fernando Castro-Caratini to serve as Chief Financial Officer, Executive Vice President, Secretary and Treasurer of the Company on an interim basis, effective immediately (the “Effective Date”).”
2. Feb 24, 2026Company filing · Form 8-K · ResultsReported its results
3. Feb 27, 2026Insider · 1 personInsiders: 2 sales (~$956K)
4. Mar 5, 2026Insider · 1 personInsiders: 2 sales (~$953K)
5. Mar 9, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On March 9, 2026, Sun Communities, Inc. (the “Company”) appointed John B. McLaren, the Company’s current President, as its Chief Operating Officer. In his role as Chief Operating Officer, Mr. McLaren has assumed additional responsibilities directly overseeing the Company’s operations team.”
6. Mar 23, 2026Company filing · Form 8-K · Auditor changeChanged its auditor“On March 23, 2026, the Audit Committee (the "Committee") of the Board of Directors of Sun Communities, Inc. (the “Company”) approved the appointment of Deloitte & Touche LLP (“Deloitte”) as the new independent registered public accounting firm for the Company for the fiscal year ending December 31, 2026.”

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Sun Communities

For Sun Communities, OQRO holds 5 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SUI page.

Other recent filings by Gary A Shiffman, Director

• SEC Form 4 at Sun Communities (SUI)Jun 25, 2026

The full history of Gary A Shiffman, Director is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Sun Communities

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 13, 2026
• SEC Form 13F-HRAug 7, 2026
• SEC Form 13F-HRJul 17, 2026
• SEC Form 4Jun 25, 2026

Everything OQRO holds on this company is on its SUI page.