Home/SEC 13D/G/SIEBSEC 13D/GSIEB - Siebert Financial Corp. - SEC Filing Update (28-AUG-2026) | ThinkSabio - Stocks Simplified$SIEB$2.25▼ -36.80% YTDFinancial ServicesAug 28, 2026 · ThinkSabio BlogSEC Filing Update: #SIEB Siebert Financial Corp. : $2.25 Sector: Financial Services | YTD: 🔽 -36.80% The SEC disclosed Today (28-AUG-2026) that Gloria E. Gebbia has DECREASED #SIEB Shares by -0.08% 🔴 * Previous Holdings: 17.07M Shares * Current Holdings: 17.06M Shares * Decrease -13.50K * Decreased (%)-0.08% * Ownership: 42.0% https://www.thinksabio.com/reports/isr/SIEB 📈 Stay ahead of institutional buy/sell moves — Sign up free at ThinkSabio: Sign Up Free → 🐦 See this update on X: https://x.com/Thinksabio/status/2093421043364802627 Gloria E. Gebbia reduced her stake in SIEB from 17,074,103 shares to 17,060,603 shares, representing a decrease of 13,500 shares while maintaining 42.0% ownership. Share this post🔗Copy Link💬 Comments Loading comments…Leave a commentPost Comment← All PostsMore SEC 13D/G