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x402.ottoai.services institutional-holdings
https://x402.ottoai.services/institutional-holdings
answers 402
13F holdings for any SEC-filing manager (hedge funds, asset managers) by CIK or manager ticker: latest 13F top 20 positions, amendments applied (hourly snapshot, ~1h correction lag): issuer, CUSIP, value in whole USD, share/principal amount (SH/PRN), put/call flag, reported value, position count. Whale tracking from the primary source. 13F holdings, hedge fund positions, institutional ownership. P
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.003
- Network
- base
- Pay to
- 0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 264 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-09-06T01:13:43.546Z (22d ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402.ottoai.services%2Finstitutional-holdings"