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Schedule 13D filing
Gebbia Gloria E disclosed a 42% stake in Siebert Financial Corp (SIEB)
Gebbia Gloria E reported owning 42% of Siebert Financial Corp (SIEB) (17,060,603 shares) in a Schedule 13D filed Aug 28, 2026.
A 13D means the holder may push for changes at the company.
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From a public Schedule 13D, linked above. Not investment advice, and not a recommendation to buy or sell.