Filing Manager
Gloria E. Gebbia
Reporting Manager
Gloria E. Gebbia
Symbol
SIEB
Shares outstanding
40,652,626 shares
Disclosed Ownership
17,074,103 shares
Ownership
42%
Form type
SCHEDULE 13D/A
Filing time
22 Jan 2026, 16:31:02 UTC
Date of event
20 Jan 2026
Previous filing
24 Nov 2025

Reporting Managers (6)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Gloria E. Gebbia 42% 17,074,103 0 17,074,103 /s/ Gloria E. Gebbia Gloria E. Gebbia/Co-Trustee 0001692471
John M. Gebbia 42% 17,074,103 1,921,891 17,074,103 /s/ John M. Gebbia John M. Gebbia 0001727425
Richard Gebbia 42% 17,074,103 3,078,127 17,074,103 /s/ Richard Gebbia Richard Gebbia 0001727711
David Gebbia 42% 17,074,103 1,415,318 17,074,103 /s/ David Gebbia David Gebbia 0001737859
John J & Gloria E Gebbia TTEESS UAD 12/8/94 ("Gebbia Living Trust") 42% 17,074,103 9,833,494 17,074,103 /s/ John J & Gloria E Gebbia TTEESS UAD 12/8/94 ("Gebbia Living Trust") Gloria E. Gebbia/Co-Trustee
John J. Gebbia 42% 17,074,103 0 17,074,103 /s/ John J. Gebbia John J. Gebbia/Co-Trustee 0001813372