SEC EDGAR filings parsed and exposed via MCP — body-text-classified 8-Ks (flags items the filer didn't report, e.g. cyber language under Item 8.01 → suspected Item 1.05; 7.3% of recent Item 8.01 filings hit this flag), Schedule 13D/G with 21+ activist filers auto-tagged (Saba, Bulldog, Karpus, Icahn, Elliott, Starboard, Pershing, ValueAct, Engine No. 1, JANA, Trian, etc.), S-3/424B5 with ATM offering detection (shelf size, sales agent, use-of-proceeds excerpt). Free public tier covers past 72h, no API key required. Paid tier from $29/mo at filingfirehose.com.