13F institutional holdings for a fund or asset manager from SEC EDGAR — what Berkshire, Bridgewater, Citadel, ARK, Scion (and any 13F filer) own: each stock position with issuer, CUSIP, market value, and share count, ranked by value, as JSON. Pass a fund alias (BERKSHIRE), a raw CIK, or a public filer's ticker. Use for: what does Berkshire own, hedge fund holdings, institutional ownership, 13F tracking, whale-watching, guru portfolio. $0.008 USDC per call.

Payment Options