Sentiment trends
Negative, uncertainty, and litigious language over time, per company and per GICS sector. Heatmap by sector × year.
edgar-explorer
Interactive analytics on the standard academic EDGAR-CORPUS dataset of SEC 10-K filings, scored with the Loughran-McDonald financial sentiment dictionary.
Universe: S&P 500 over the last ~10 fiscal years (FY2015-FY2025). FY2015-FY2020 comes from the academic EDGAR-CORPUS; FY2021-FY2025 is pulled straight from live SEC EDGAR, so recent topics — e.g. post-2022 semiconductor export controls — are covered too.
Search
Full-text search across all 10-K sections — risk factors, MD&A, business descriptions — with year, sector, and section filters.
Risk-factor evolution
Track how Item 1A risk factors change year-over-year — what's added, dropped, and how similar to last year. Try AAPL or MSFT.
Query workbench
Compose universe, section, year, and metric filters into a bookmarkable query. Optional keyword & metric thresholds. Saved queries persist in your browser.