Sun Communities, Inc. (SUI) has 20 known insider and institutional holders on record. The largest holder is SHIFFMAN GARY A with 882,792 shares. Other notable holders include Rowe Randall K and Dearing Karen.
Over the last 12 months, insiders have made 59 transactions in SUI stock — 25 buys (valued at $20.01M) and 4 sells (valued at $20.64M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
SUI Insider Ownership
Top Holder
SHIFFMAN GARY A
882,792 shares
Buys (12 mo)
25
$20.01M value
Sells (12 mo)
4
$20.64M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Shiffman Gary A |
Director |
882,792 |
2026-02-09 |
|
| 2 |
Rowe Randall K |
Director |
482,040 |
2016-03-21 |
|
| 3 |
Dearing Karen |
EVP - Special Projects |
153,594 |
2023-03-22 |
|
| 4 |
Goldman James R |
Director |
84,755 |
2016-03-21 |
|
| 5 |
Underwood Baxter |
CEO - Safe Harbor Marinas, Llc |
57,546 |
2025-03-31 |
|
| 6 |
Thelen Bruce |
EVP, COO |
54,687 |
2026-03-11 |
|
| 7 |
Weiss Arthur A |
Director |
38,256 |
2024-01-22 |
|
| 8 |
Castro-caratini Fernando |
EVP, CFO, Sec. & Treas. |
33,748 |
2026-03-11 |
|
| 9 |
Patten Mark E |
EVP, CFO, Sec. & Treas. |
28,892 |
2026-01-07 |
|
| 10 |
Young Charles D. |
CEO & Director |
28,151 |
2026-03-31 |
|
| 11 |
Hermelin Brian M |
Director |
27,317 |
2026-02-09 |
|
| 12 |
Bergeron Stephanie W |
Director |
26,700 |
2025-01-10 |
|
| 13 |
Colman Jonathan |
EVP |
25,112 |
2020-03-09 |
|
| 14 |
Lewis Clunet R |
Director |
20,617 |
2026-03-03 |
|
| 15 |
Baivier Meghan G. |
Director |
19,417 |
2026-02-09 |
|
| 16 |
Piasecki Ronald L |
Director |
17,100 |
2017-02-10 |
|
| 17 |
Loftus Brian P |
SVP, Chief Accounting Officer |
15,496 |
2026-03-16 |
|
| 18 |
Lapides Paul D |
Director |
12,400 |
2016-06-13 |
|
| 19 |
Naftaly Robert H |
Director |
11,900 |
2014-02-18 |
|
| 20 |
Allen Tonya |
Director |
10,426 |
2026-02-09 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-27 |
Farrugia Marc |
EVP & Chief Admin. Officer |
RSU Award |
9,382 |
- |
- |
| 2026-03-27 |
Weiss Aaron |
EVP, Chief Investment Officer |
RSU Award |
10,321 |
- |
- |
| 2026-03-27 |
Young Charles D. |
CEO & Director |
RSU Award |
28,151 |
- |
- |
| 2026-03-27 |
Mclaren John Bandini |
President and COO |
RSU Award |
4,690 |
- |
- |
| 2026-03-17 |
Mclaren John Bandini |
President and COO |
Tax Withholding of RSU |
872 |
$135.27 |
$117.96K |
| 2026-03-12 |
Farrugia Marc |
EVP & Chief Admin. Officer |
RSU Award |
296 |
$135.00 |
$39.96K |
| 2026-03-12 |
Loftus Brian P |
SVP, Chief Accounting Officer |
RSU Award |
5,185 |
$135.00 |
$699.98K |
| 2026-03-09 |
Farrugia Marc |
EVP & Chief Admin. Officer |
Tax Withholding of RSU |
19 |
$135.44 |
$2.57K |
| 2026-03-09 |
Castro-caratini Fernando |
EVP, CFO, Sec. & Treas. |
Tax Withholding of RSU |
7,858 |
$135.44 |
$1.06M |
| 2026-03-09 |
Weiss Aaron |
EVP, Chief Investment Officer |
Tax Withholding of RSU |
1,344 |
$135.44 |
$182.03K |
| 2026-03-09 |
Thelen Bruce |
EVP, COO |
Tax Withholding of RSU |
560 |
$135.44 |
$75.85K |
| 2026-03-09 |
Loftus Brian P |
SVP, Chief Accounting Officer |
Tax Withholding of RSU |
172 |
$135.44 |
$23.3K |
| 2026-03-05 |
Farrugia Marc |
EVP & Chief Admin. Officer |
Tax Withholding of RSU |
9 |
$136.69 |
$1.23K |
| 2026-03-04 |
Farrugia Marc |
EVP & Chief Admin. Officer |
Tax Withholding of RSU |
19 |
$135.86 |
$2.58K |
| 2026-03-04 |
Weiss Aaron |
EVP, Corp. Strat. & Bus. Dev. |
Tax Withholding of RSU |
1,154 |
$135.86 |
$156.78K |
| 2026-03-05 |
Lewis Clunet R |
Director |
Informative Sell |
3,200 |
$136.15 |
$435.68K |
| 2026-03-04 |
Thelen Bruce |
EVP, COO |
Tax Withholding of RSU |
635 |
$135.86 |
$86.27K |
| 2026-03-02 |
Farrugia Marc |
EVP & Chief Admin. Officer |
Tax Withholding of RSU |
17 |
$137.18 |
$2.33K |
| 2026-02-27 |
Lewis Clunet R |
Director |
Informative Sell |
5,000 |
$136.66 |
$683.3K |
| 2026-02-24 |
Farrugia Marc |
EVP & Chief Admin. Officer |
Tax Withholding of RSU |
8 |
$131.32 |
$1.05K |
| 2026-02-24 |
Weiss Aaron |
EVP, Corp. Strat. & Bus. Dev. |
Tax Withholding of RSU |
1,529 |
$131.32 |
$200.79K |
| 2026-02-24 |
Thelen Bruce |
EVP, COO |
Tax Withholding of RSU |
1,025 |
$131.32 |
$134.6K |
| 2026-02-23 |
Mclaren John Bandini |
President |
Tax Withholding of RSU |
872 |
$131.16 |
$114.37K |
| 2026-02-04 |
Patten Mark E |
EVP, CFO, Sec. & Treas. |
Return of Shares |
28,892 |
$127.92 |
$3.7M |
| 2026-02-11 |
Thelen Bruce |
EVP, COO |
Tax Withholding of RSU |
317 |
$127.81 |
$40.52K |
