Signal8 | Market intelligence for retail traders

Real-time quotes, screeners, insider and congressional trades, dilution risk and AI-analysed SEC filings, in one terminal.

What you can do on Signal8

• Browse public companies: stock prices, market cap, sector, dilution risk, financials, insider trading, and institutional holdings.
• Track insider trading: SEC Form 3, 4, and 5 filings, recent transactions, cluster buying alerts, and most active insiders across the market.
• Browse institutional 13F filers: assets under management, portfolio holdings, and quarterly position changes for every SEC-registered institution.
• ETF and ETV directory: exchange, issuer, expense ratio, holdings, sector exposure, and performance across leveraged, inverse, and traditional funds.
• Live financial news: Bloomberg-style three-column monitor aggregating press releases, SEC filings (8-K, 10-K, 10-Q, Form 4, 13D/G), and AI-classified market news with sentiment scoring.