U.S. Securities and Exchange Commission (EDGAR)
Every EDGAR filer assigned a metals/minerals SIC code (mining 1000/1040/1090/1400, smelting & refining 3330/3334/3341, steel 3310/3312, nonferrous semis 3350/3357, inorganic chemicals 2810) - ~1.8K filers (CIK + name + SEC SIC + business state)
Source
Feed (what to expect)
Ad-hoc browse-EDGAR sweep (no auth); vendored JSONL, re-run 'sec-sic pull'.
Quirks
Reconciliation
Schema
Feeds (axes)
Record kinds
Identifier schemes
Fills the industry-classification gap on strata's CIK-anchored entities: ~89% of these filers already exist in the graph (this adds the SEC SIC + a SEC-direct record), the rest are net-new metals/minerals entities. Emits CIK-anchored Entity records carrying sic_code + sic_description.