The Aktienführer (AKF) Knowledge Graph is free and open. It contains structured (meta)data for the German listed stock companies from the Hoppenstedt-Aktienführer from 1956 to 2018. The metadata includes official company names with time ranges, company identifiers (ISIN and WKN) and Aktienführer IDs. We enriched metadata via entity linking with other databases.
- The AKF (meta)data is available under the Creative Commons CC0 License
- Main page
- API
- SPARQL
- Export to CSV using Wikibase Export extension
- CirrusSearch API returns entities which has a statement with P3
- add more (meta)data (at least the (meta)data older than 20 years)
- You can contribute to this project in various ways: matching data, data quality checks and data editing/upload
- If you have found data quality problems in the AKF knowledge graph or you want to give feedback, please open a new issue in this repository or contact FDZ