SUN COMMUNITIES INC — Director's Dealing 2012

May 11, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN COMMUNITIES INC (SUI)
CIK: 0000912593
Period of Report: 2012-05-09

Reporting Person: WEISS ARTHUR A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-09	Common Stock, $.01 Par Value	M	1500	$35.44	Acquired	4500	Direct
2012-05-09	Common Stock, $.01 Par Value	M	1500	$35.05	Acquired	6000	Direct
2012-05-09	Common Stock, $.01 Par Value	M	1500	$32.63	Acquired	7500	Direct
2012-05-09	Common Stock , $.01 Par Value	M	1500	$29.91	Acquired	9000	Direct
2012-05-09	Common Stock, $.01 Par Value	M	500	$17.2	Acquired	9500	Direct
2012-05-09	Common Stock $.01 Par Value	M	500	$14.95	Acquired	10000	Direct
2012-05-09	Common Stock $.01 Par Value	M	500	$29.54	Acquired	10500	Direct
2012-05-09	Common Stock $.01 Par Value	F	5252	$43.87	Disposed	5248	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-09	Stock Option	$35.44	M	1500	Disposed	2014-05-20	Common Stock (1500)	Direct
2012-05-09	Stock Option	$35.05	M	1500	Disposed	2015-05-24	Common Stock (1500)	Direct
2012-05-09	Stock Options	$32.63	M	1500	Disposed	2016-05-24	Common Stock (1500)	Direct
2012-05-09	Stock Option	$29.91	M	1500	Disposed	2017-05-23	Common Stock (1500)	Direct
2012-05-09	Stock Option	$17.2	M	500	Disposed	2018-07-30	Common Stock (500)	Direct
2012-05-09	Stock Option	$14.95	M	500	Disposed	2019-07-29	Common Stock (500)	Direct
2012-05-09	Stock Option	$29.54	M	500	Disposed	2020-07-28	Common Stock (500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $.01 Par Value	3327	Indirect
Common Stock $.01 Par Value	453841	Indirect

Footnotes

F1: The Reporting Person disclaims beneficial ownership of such shares

F2: The Reporting Person is co-trustee of the Trust.

F3: Converts to common stock on a one-for-one basis