🕵️ Sun Communities Inc ($SUI)

SEC insider & ownership activity, last 12 months · CIK 912593 · every row links its SEC filing

Over the last 12 months insiders sold $27.7M with no open-market buying against it. Gary A. Shiffman sold $22.4M in discretionary trades (Dec–Jun). Dodge & COX added 10.1% → 11.1%; Blackrock, Inc. added 7.8% → 9.2%. One red-flag 8-K in the window: Impairment (2.06), May 21, 2026.

Aug 2025: net +$0 Sep 2025: net +$0 Oct 2025: net +$0 Nov 2025: net -$505K Dec 2025: net -$19.4M Jan 2026: net +$0 Mar 2026: net -$953K Mar 2026: net -$953K Apr 2026: net +$0 May 2026: net -$3.0M Jun 2026: net -$3.0M Jul 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) · 3 sellers, $27.7M (10 lots)

InsiderBuysBoughtSellsSoldLast
Gary A. Shiffman0 2$22.4MJun 24, 2026
Castro-Caratini Fernando0 2$3.0MMay 26, 2026
Clunet R. Lewis0 6$2.4MMar 5, 2026

5%+ holders

HolderStakeClassScheduleEvent
Cohen & Steers, Inc. 13.1% 13GFeb 13, 2025 filing ↗
Dodge & COX 11.1% 13GAug 13, 2025 filing ↗
Cohen & Steers, Inc. 10.6% 13GMay 7, 2026 filing ↗
Cohen & Steers Capital Management, Inc. 10.5% 13GMay 7, 2026 filing ↗
Blackrock, Inc. 9.2% 13GApr 24, 2026 filing ↗
Vanguard Portfolio Management 8.3% 13GApr 29, 2026 filing ↗
Vanguard Capital Management 5.3% 13GApr 30, 2026 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Gary A. Shiffman$3.1MJun 24, 2026 filing ↗
Fernando Castro-Caratini$3.0MMay 26, 2026 filing ↗
Clunet R. Lewis$1.2MFeb 27, 2026 filing ↗

Material events (8-K)

ItemEvent date
Earnings (2.02)Jul 27, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jul 27, 2026 filing ↗
Reg FD disclosure (7.01)Jun 1, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 1, 2026 filing ↗
Other events (8.01)May 21, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 21, 2026 filing ↗
Material agreement (1.01)May 21, 2026 filing ↗
Impairment (2.06)May 21, 2026 filing ↗
Reg FD disclosure (7.01)May 21, 2026 filing ↗
Other events (8.01)May 21, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 21, 2026 filing ↗
Shareholder vote (5.07)May 12, 2026 filing ↗
Reg FD disclosure (7.01)May 4, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 4, 2026 filing ↗
Earnings (2.02)Apr 27, 2026 filing ↗
Financial Statements and Exhibits (9.01)Apr 27, 2026 filing ↗
Auditor change (4.01)Mar 23, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 23, 2026 filing ↗
Auditor change (4.01)Mar 23, 2026 filing ↗
Officer/director changes (5.02)Mar 9, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 9, 2026 filing ↗
Reg FD disclosure (7.01)Feb 25, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 25, 2026 filing ↗
Earnings (2.02)Feb 24, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 24, 2026 filing ↗
Officer/director changes (5.02)Feb 4, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 4, 2026 filing ↗
Officer/director changes (5.02)Dec 11, 2025 filing ↗
Reg FD disclosure (7.01)Dec 11, 2025 filing ↗
Financial Statements and Exhibits (9.01)Dec 11, 2025 filing ↗