Sam Levinson - 04 Nov 2025 SCHEDULE 13D/A Report for SONIDA SENIOR LIVING, INC. Common Stock (CSU)

Filing Manager
Sam Levinson
Reporting Manager
Seymour Pluchenik
Symbol
CSU
Shares outstanding
18,878,273 shares
Disclosed Ownership
2,699,593 shares
Ownership
14.3%
Form type
SCHEDULE 13D/A
Filing time
06 Nov 2025, 15:21:16 UTC
Date of event
04 Nov 2025

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Seymour Pluchenik 14.3% 2,699,593 0 2,699,593 /s/ Seymour Pluchenik Seymour Pluchenik
Sam Levinson 13.1% 2,456,841 0 2,456,841 /s/ Sam Levinson Sam Levinson 0001588901
Simon Glick 13.1% 2,456,841 0 2,456,841 /s/ Simon Glick Simon Glick
Silk Partners, LP 13.1% 2,456,841 2,456,841 0 /s/ Seymour Pluchenik Siget NY Partners, LP, a New York limited partnership and general partner of Silk Partners, LP, by Seymour Pluchenik, Managing Member
Siget NY Partners, L.P. 13.1% 2,456,841 0 2,456,841 /s/ Seymour Pluchenik 1271 ASSOCIATES, LLC, a Delaware limited liability company and general partner of Siget NY Partners, L.P. by Seymour Pluchenik, Managing Member
1271 Associates, LLC 13.1% 2,456,841 0 2,456,841 /s/ Seymour Pluchenik Seymour Pluchenik/ Managing Member
PF Investors, LLC 1.3% 242,752 242,752 0 /s/ Seymour Pluchenik Seymour Pluchenik/ Manager