agent402.tools api edgar-13f-holdings

https://agent402.tools/api/edgar-13f-holdings

answers 402

Top holdings from an institutional investment manager's most recent 13F-HR filing (managers >$100M AUM file quarterly). Parses the standard SEC informationtable.xml attached to the filing - returns issuer, CUSIP, shares, USD value, and voting authority for each position. Sorted by USD value, descending. Source: data.sec.gov + filing archive. ?cik=1067983 (Berkshire) or ?ticker=BRK-B

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.

Price: $0.03
Network: base
Pay to: 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0
Spec dialect: v2 (declares x402Version 2)
Transport: PAYMENT-REQUIRED header
HTTP method: GET
Response latency: 115 ms
Payment options: 13 usable of 13
Last checked: 2026-09-06T01:17:22.058Z (19d ago)
Category: identity

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagent402.tools%2Fapi%2Fedgar-13f-holdings"