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SUN COMMUNITIES INC

SUI Net buying
CIK 0000912593 #762 in the set updated 18 Sep 2026
Bought (120 mo)
$147.36M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$82.35M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$82.35M
66 of 66 sales
Net
+$65.01M
+$65.01M against sales at will

By person

26 insiders · 83 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
SHIFFMAN GARY A
Director
$116.33M (3)
$54.80M (9)
+$61.54M
1,457,761
$174.87M
+31.7%
WEISS ARTHUR A
Director
$30.31M (1)
$37.93K (1)
+$30.27M
38,256
$4.59M
McLaren John Bandini
President and COO
$7.76M (12)
−$7.76M
99,085
$11.89M
+62.2%
LEWIS CLUNET R
Director
$21.81K (2)
$6.26M (21)
−$6.24M
16,817
$2.02M
−62.3%
Dearing Karen
EVP - Special Projects
$4.12M (2)
−$4.12M
187,173
$22.45M
+31.0%
Castro-Caratini Fernando
EVP, CFO, Sec. & Treas.
$2.96M (2)
−$2.96M
9,998
$1.20M
−46.4%
BERGERON STEPHANIE W
Director
$1.79M (4)
−$1.79M
26,700
$3.20M
+66.9%
COLMAN JONATHAN
EVP
$1.26M (5)
−$1.26M
25,112
$3.01M
−37.5%
Thelen Bruce
EVP, COO
$1.77K (1)
$1.14M (2)
−$1.14M
54,687
$6.56M
+254.9%
Underwood Baxter
CEO - Safe Harbor Marinas, LLC
$116.98K (3)
$1.18M (3)
−$1.06M
57,546
$6.90M
−17.0%
Farrugia Marc
EVP & Chief Admin. Officer
$614.79K (1)
−$614.79K
47,830
$5.74M
+290.5%
Blau Jeff
Director
$432.43K (1)
+$432.43K
10,882
$1.31M
Leupold Craig
Director
$320.99K (3)
−$320.99K
0
$0.00
−100.0%
HERMELIN BRIAN M
Director
$149.96K (1)
+$149.96K
28,327
$3.40M
+329.2%
KLEIN RONALD A
Director
$118.23K (1)
−$118.23K
17,400
$2.09M
+163.6%
Young Charles D.
CEO & Director
77,477
$9.29M
Weiss Aaron
EVP, Chief Investment Officer
62,227
$7.46M
Baivier Meghan G.
Director
19,417
$2.33M
PIASECKI RONALD L
Director
17,100
$2.05M
+17.9%
Loftus Brian P
SVP, CAO, Controller
15,282
$1.83M
+118.3%
Allen Tonya
Director
10,426
$1.25M
Garechana Robert
EVP, CFO, & Treasurer
6,374
$764.63K
Ehlinger Jerome W.
Director
3,217
$385.91K
McAlary Ileana
EVP, General Counsel, & Sec.
2,722
$326.53K
Denien Mark A
Director
1,200
$143.95K
Patten Mark E
EVP, CFO, Sec. & Treas.
0
$0.00

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Insider
Date
Role
Action
Shares
Price
Amount
Blau Jeff
23 May 2025
Director
Buy indirect
3,665
$117.99
$432.43K
Underwood Baxter
22 Aug 2023
CEO - Safe Harbor Marinas, LLC
Buy
400
$119.93
$47.97K
Underwood Baxter
14 Aug 2023
CEO - Safe Harbor Marinas, LLC
Buy
150
$123.59
$18.54K
Underwood Baxter
25 May 2023
CEO - Safe Harbor Marinas, LLC
Buy
400
$126.18
$50.47K
SHIFFMAN GARY A
1 Nov 2021
Chairman & CEO
Buy
233,417
$193.42
$45.15M
Thelen Bruce
24 Aug 2021
EVP
Buy
9
$196.72
$1.77K
SHIFFMAN GARY A
16 Aug 2021
Chairman & CEO
Buy
129,486
$197.42
$25.56M
SHIFFMAN GARY A
28 Jul 2021
Chairman & CEO
Buy
234,934
$194.20
$45.62M
HERMELIN BRIAN M
19 Dec 2019
Director
Buy indirect
1,010
$148.48
$149.96K
WEISS ARTHUR A
12 Mar 2019
Director
Buy indirect
257,179
$117.84
$30.31M
LEWIS CLUNET R
17 Jul 2017
Director
Buy indirect
127
$86.33
$10.96K
LEWIS CLUNET R
17 Apr 2017
Director
Buy indirect
131
$82.77
$10.84K

What was left out

Form 4 filings counted 449
Amendments (4/A) skipped 12
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 66
Transactions with no price 0
Shares from compensation/vesting 4,227,733
Sales filed before the plan box existed 48
History held since 16 Nov 2016