Gloria E. Gebbia - 20 Nov 2025 SCHEDULE 13D/A Report for Siebert Financial Corp. Common Stock, par value $0.01 per share (SIEB)

Filing manager: Gloria E. Gebbia
Reporting owner: Gloria E. Gebbia
Security: Siebert Financial Corp. Common Stock, par value $0.01 per share
Beneficially owned shares: 16,813,323 shares
Large-stake signal: Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Ownership
42%
Beneficial ownership of this reported class.
Shares
16,813,323 shares
Shares beneficially owned as disclosed.
Event date
20 Nov 2025
Date tied to the ownership event or amendment.
Accepted by SEC
24 Nov 2025
EDGAR acceptance date.
How to read this large-stake filing
Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
Compare this filing with the holder history and issuer page before treating the percentage as a current position.
Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership: 42%
Symbol: SIEB
Shares outstanding: 40,031,721 shares
SEC form: SCHEDULE 13D/A
Accepted by SEC: 24 Nov 2025, 17:30:01 UTC
Event date: 20 Nov 2025
Prior SEC filing: 12 Jun 2025
Next SEC filing: 22 Jan 2026
Source filing: View source filing

Key filing fact

Gloria E. Gebbia disclosed 42% ownership in Siebert Financial Corp. Common Stock, par value $0.01 per share (SIEB) on 20 Nov 2025.

Key facts

Gloria E. Gebbia filed SCHEDULE 13D/A for Siebert Financial Corp. Common Stock, par value $0.01 per share (SIEB).
Disclosed ownership: 42%.
Date of event: 20 Nov 2025.

This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

Reporting persons

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name	Ownership	Shares owned	Sole voting power	Shared voting power	Signature	Title	CIK
Gloria E. Gebbia	42%	16,813,323	0	16,813,323	/s/ Gloria E. Gebbia	Gloria E. Gebbia	0001692471
John M. Gebbia	42%	16,813,323	1,924,891	16,813,323	/s/ John M. Gebbia	John M. Gebbia
Richard Gebbia	42%	16,813,323	3,078,127	16,813,323	/s/ Richard Gebbia	Richard Gebbia
David Gebbia	42%	16,813,323	1,415,318	16,813,323	/s/ David Gebbia	David Gebbia
John J & Gloria E Gebbia TTEESS UAD 12/8/94 ("Gebbia Living Trust")	42%	16,813,323	9,569,714	16,813,323	/s/ Gloria E. Gebbia	Gloria E. Gebbia/Co-Trustee
John J. Gebbia	42%	16,813,323	0	16,813,323	/s/ John J. Gebbia	John J. Gebbia/Co-Trustee

CIK / CUSIP context first

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