13F Filers

13F filer concentration summary

Quarter-end concentration panel from per-filer ds_portfolio.zarr. Returns median and latest effective N, top-5 / top-10 weight share, and weight HHI over an optional date window (same underlying series as /portfolio, summarized for diligence).

get/13f/filers/{bw_filer_id}/concentration

Request

  • Base URL: https://riskmodels.app/api
  • URL: https://riskmodels.app/api/13f/filers/{bw_filer_id}/concentration
  • Auth: HTTP bearer

Path parameters

bw_filer_idstring required

Query parameters

start_datestring date
end_datestring date

Response

Concentration summary (median + latest).

object required

Changes

No recorded changes to this operation across all 1 revision of this API.