The largest holder of Sun Communities stock is Cohen & Steers Capital Management, Inc., with 13.4 million shares (11.00% of the company), worth about $1.63 billion as of September 25, 2026. The 10 largest holders together own 61.8%.
In Q2 2026, 545 institutional holdings reports listed shares worth $15.10 billion.
Insiders reported 43 transactions in the last two years: 4 sales worth $21.79 million and 1 purchase. The newest one on file is from March 27, 2026 (Weiss Aaron, Chief Investment Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through March 27, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Cohen & Steers Capital Management, Inc. | 13.4 million | 11.00% | $1.6B |
| BlackRock Advisors LLC | 10.8 million | 8.88% | $1.3B |
| Vanguard Portfolio Management LLC | 10.3 million | 8.43% | $1.2B |
| Dodge & Cox | 9.5 million | 7.80% | $1.2B |
| Vanguard Capital Management LLC | 5.5 million | 4.51% | $667.0M |
| Norges Bank (13F) | 5.4 million | 4.47% | $660.0M |
| Wellington Trust Co., NA | 5.4 million | 4.42% | $654.0M |
| T. Rowe Price International Ltd. | 5.4 million | 4.42% | $654.0M |
| State Street Corporation | 5.0 million | 4.11% | $608.0M |
| Fidelity Management & Research Co. LLC | 4.6 million | 3.75% | $554.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 545 | – | $15.1B |
| Q1 2026 | 531 | 117.0 million | $14.8B |
| Q4 2025 | 554 | 123.0 million | $15.2B |
| Q3 2025 | 523 | 117.0 million | $15.1B |
| Q2 2025 | 484 | 131.0 million | $16.5B |
| Q1 2025 | 515 | 131.0 million | $16.8B |
| Q4 2024 | 496 | 129.0 million | $15.9B |
| Q3 2024 | 536 | 124.0 million | $16.8B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Weiss Aaron | Mar 27, 2026 | Chief Investment Officer | Stock Award(Grant) at price 125.57 per share. | $659,996 |
| Farrugia Marc | Mar 27, 2026 | Officer | Stock Award(Grant) at price 125.57 per share. | $599,973 |
| Mclaren John Bandini | Mar 27, 2026 | President | Stock Award(Grant) at price 125.57 per share. | $299,987 |
| Young Charles D | Mar 27, 2026 | Chief Executive Officer | Stock Award(Grant) at price 125.57 per share. | $1.8M |
| Farrugia Marc | Mar 12, 2026 | Officer | Stock Award(Grant) at price 135.00 per share. | $39,960 |
| Loftus Brian P. | Mar 12, 2026 | Officer | Stock Award(Grant) at price 135.00 per share. | $699,975 |
| Lewis Clunet R | Mar 5, 2026 | Director | Sale at price 136.01 - 136.15 per share. | $952,518 |
| Lewis Clunet R | Feb 27, 2026 | Director | Sale at price 136.13 - 136.66 per share. | $955,560 |
| Allen Tonya | Feb 5, 2026 | Director | Stock Award(Grant) at price 123.68 per share. | $199,991 |
| Shiffman Gary A | Feb 5, 2026 | Director | Stock Award(Grant) at price 123.68 per share. | $199,991 |
| Lewis Clunet R | Feb 5, 2026 | Director | Stock Award(Grant) at price 123.68 per share. | $199,991 |
| Hermelin Brian M | Feb 5, 2026 | Director | Stock Award(Grant) at price 123.68 per share. | $199,991 |
Newest 12 of 43 insider transactions in the last two years.
Cohen & Steers Capital Management, Inc., with 11.00% of the company (as of September 25, 2026). Next: BlackRock Advisors LLC (8.88%) and Vanguard Portfolio Management LLC (8.43%).
545 institutional holdings reports listed Sun Communities shares in Q2 2026 worth $15.10 billion.
In the last two years insiders reported 4 sales and 1 purchase (43 transactions in all); the newest on file is from March 27, 2026.