Gary A. Shiffman

Companies

• Sun CommunitiesChair Dec 29, 2009 to now¹
• Sun CommunitiesBoard member Mar 14, 2006 to now²
• Sun CommunitiesPresident Dec 29, 2009 to Mar 21, 2024¹
• Sun CommunitiesChief executive officer Mar 14, 2006 to Nov 6, 2020²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• SCSun Communities SUI944,561 shares³$111.0M at $117.54Jun 25, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jun 24, 2026Sold 25,031 shares at $119.96 of Sun Communities³
• Feb 5, 2026Granted 1,617 shares at $123.68 of Sun Communities⁴
• Dec 17, 2025Sold 156,875 shares at $123.53 of Sun Communities⁵
• Dec 9, 2025Exercised options 156,875 shares of Sun Communities⁶
• Mar 20, 2025Gift 21,904 shares of Sun Communities⁷
• Mar 19, 2025Gift 9,311 shares of Sun Communities⁷
• Mar 17, 2025Shares withheld for tax 2,965 shares at $132.04 of Sun Communities⁸
• Mar 7, 2025Granted 30,000 shares at $133.63 of Sun Communities⁹
• Mar 4, 2025Shares withheld for tax 174 shares at $132.67 of Sun Communities¹⁰
• Feb 24, 2025Shares withheld for tax 5,372 shares at $134.25 of Sun Communities¹¹
• Feb 13, 2025Shares withheld for tax 1,487 shares at $126.61 of Sun Communities¹²
• Jan 21, 2025Gift 41,039 shares of Sun Communities¹³
• Jan 1, 2025Returned to company 51,000 shares of Sun Communities¹⁴
• Dec 31, 2024Gift 850 shares of Sun Communities¹⁴
• Dec 31, 2024Other 10,568 shares of Sun Communities¹⁴
• Dec 31, 2024Other 10,568 shares of Sun Communities¹⁴
• Mar 20, 2024Shares withheld for tax 2,093 shares at $131.28 of Sun Communities¹⁵
• Mar 18, 2024Shares withheld for tax 3,692 shares at $130.40 of Sun Communities¹⁶
• Mar 14, 2024Shares withheld for tax 1,635 shares at $131.10 of Sun Communities¹⁷
• Mar 4, 2024Granted 5,000 shares at $132.13 of Sun Communities¹⁸
• Feb 26, 2024Shares withheld for tax 2,616 shares at $131.35 of Sun Communities¹⁹
• Feb 23, 2024Shares withheld for tax 2,965 shares at $131.39 of Sun Communities²⁰
• Feb 13, 2024Shares withheld for tax 2,267 shares at $124.83 of Sun Communities²¹
• Jan 12, 2024Gift 15,993 shares of Sun Communities²²
• Jan 12, 2024Gift 15,993 shares of Sun Communities²³