---
schema_version: "secwatch.filing_event.v1"
accession: "0000912593-26-000167"
form_type: "8-K/A"
ticker: "SUI"
cik: "0000912593"
company_name: "SUN COMMUNITIES INC"
filed_at: "2026-05-13T20:23:42+00:00"
generated_at: "2026-05-13T21:47:43.185075+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Sun Communities engages Deloitte as auditor; Grant Thornton exit with no disagreements

## Summary
- Formally engaged Deloitte & Touche on May 12, 2026 as auditor for FY 2026.
- Grant Thornton dismissed on April 28, 2026 after completing Q1 2026 review.
- Grant Thornton's audit reports for FY 2024 and 2025 were unqualified.
- No disagreements with Grant Thornton on accounting principles or audit scope.
- Prior material weakness in internal controls (Dec 31, 2024) was remediated in 2025.

## SEC filing metadata
- accession: 0000912593-26-000167
- form_type: 8-K/A
- ticker: SUI
- cik: 0000912593
- company_name: SUN COMMUNITIES INC
- filed_at: 2026-05-13T20:23:42+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/912593/000091259326000167/0000912593-26-000167-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/912593/000091259326000167/sui-20260323.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000912593-26-000167
- JSON: https://secwatch.observer/filing/0000912593-26-000167.json
- Plain text: https://secwatch.observer/filing/0000912593-26-000167.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.