Overview
13F-HR position deltas / institutional holdings change tracker / hedge-fund quarterly trade detector / Berkshire + Bridgewater + Citadel + Renaissance position-change feed / 13F diff / SEC institutional manager portfolio change / 'what did Buffett buy this quarter' / EDGAR 13F-HR delta. Diffs the two most recent 13F-HR filings for an institutional manager (by CIK) and returns added (new positions), exited (sold completely), increased (size up), and reduced (size down) buckets with per-position s
Health
x402 Payment Validation
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-01 17:30:52 | timeout | — | — | timeout |
| 2026-10-01 11:38:18 | healthy | 402 | 47ms | |
| 2026-10-01 04:01:05 | healthy | 402 | 87ms | |
| 2026-09-30 18:53:15 | healthy | 402 | 70ms | |
| 2026-09-30 08:14:46 | healthy | 402 | 228ms | |
| 2026-09-30 03:13:28 | healthy | 402 | 36ms | |
| 2026-09-30 00:11:00 | healthy | 402 | 46ms | |
| 2026-09-29 16:36:32 | healthy | 402 | 3535ms | |
| 2026-09-29 06:22:29 | healthy | 402 | 3328ms | |
| 2026-09-28 20:31:36 | timeout | — | — | timeout |