The market's reaction to every kind of SEC 8-K news, measured properly.
FlinchLab reads what SEC 8-K filings actually say, sorts them into categories finer than the official item codes, and measures each category's historical price reaction — 29,331 filings, 660 US companies, every published finding validated on two independent out-of-sample holdouts, refutations published next to the wins.
| 🗃️ Free sample + methodology | this org's data repo — DOI badge, dictionary, citation |
| ❓ Every question, answered free | 20 answer pages with figures and holdout results |
| 📈 The results table | every filing type, sliceable |
| 📦 The complete dataset | $99 one-time, one licence for commercial + academic + personal |
Also on Hugging Face · Kaggle · Zenodo (DOI)