Spot Bitcoin ETF Onchain Holdings [BTC]

Daily on-chain BTC holdings for U.S spot bitcoin ETFs

How to call

Request format

GET

curl -X GET "https://newhedge.io/api/v2/metrics/spot-bitcoin-etf-holdings/METRIC_NAME?api_token=YOUR_TOKEN"

Query params

api_token (required) — 24 character token.

resolution (optional) — day1 (default), hour12, hour4, hour1, 30mn, 10mn. Finer buckets are served to Advanced and Enterprise accounts; see Resolutions.

before (optional) — exclusive cursor, returns observations older than this timestamp_ms. Finer resolutions only.

limit (optional) — page size for finer resolutions. Default 2500, maximum 5000. Ignored for day1.

Path params

:metric_name — one of the metric names listed below.

Responses

200 with JSON payload, 401 for missing/invalid token, 404 for missing resources.

Metrics

Each metric is fetched independently. Responses are trimmed samples to show structure.

1 metrics

Metric

Historical Spot Bitcoin ETF Holdings

Data used by the Onchain Holdings [BTC] chart.

Endpoint

https://newhedge.io/api/v2/metrics/spot-bitcoin-etf-holdings/spot_etf_btc_holdings_historical?api_token=YOUR_TOKEN

Replace `YOUR_TOKEN` with your API token.

Sample response

200 Successful response

{
  "GBTC": [
    [
      1786752000000,
      208058.79
    ],
    [
      1786838400000,
      208058.79
    ],
    [
      1786924800000,
      208058.79
    ]
  ],
  "HODL": [
    [
      1786752000000,
      23558.28
    ],
    [
      1786838400000,
      23558.28
    ],
    [
      1786924800000,
      23558.28
    ]
  ],
  "IBIT": [
    [
      1786752000000,
      955274.99
    ],
    [
      1786838400000,
      955274.99
    ],
    [
      1786924800000,
      955275.05
    ]
  ]
}