v5

latestOpenAPI 3.1.0Proprietary2026-08-031,5423,1505.5 MB
Fixed Income

Treasury secondary prices

End-of-day secondary-market prices for every outstanding marketable US Treasury on one business day (bid / offer / mid / eod, all clean prices per 100 face). Omit date for the latest published day. Filter by security_type; paginate with limit/offset. Notes and bonds also carry current yield, yield-to-maturity, and accrued interest.

get/api/v2/fixed-income/treasury/prices

Query parameters

datestring nullable

Price date (YYYY-MM-DD). Omit for latest.

Example:2026-06-26

Price date (YYYY-MM-DD). Omit for latest.

security_typestring nullable

Filter, e.g. 'MARKET BASED NOTE'.

Example:MARKET BASED NOTE

Filter, e.g. 'MARKET BASED NOTE'.

limitinteger

Page size.

Example:500

Page size.

offsetinteger

Page offset.

Page offset.

Response

Per-CUSIP prices (and analytics for notes/bonds) for the day.

Example response

{
  "data": {
    "date": "2026-06-26",
    "count": 460,
    "securities": [
      {
        "cusip": "912810EX2",
        "price_date": "2026-06-26",
        "security_type": "MARKET BASED BOND",
        "coupon_rate_pct": 6.75,
        "maturity_date": "2040-08-15",
        "bid": 100.2,
        "offer": 100.3,
        "mid": 100.25,
        "eod_price": 100.25,
        "price": 100.25,
        "current_yield": 6.733,
        "yield_to_maturity": 6.71,
        "accrued_interest": 1.42,
        "macaulay_duration": 11.2,
        "modified_duration": 10.8,
        "dv01": 0.108,
        "convexity": 1.6,
        "bond_equivalent_yield": 4.95,
        "discount_yield": 4.8,
        "real_current_yield": 1.2,
        "real_yield_to_maturity": 1.15,
        "bid_offer_spread": 0.1,
        "i_spread_bps": 24.5
      }
    ]
  },
  "meta": {
    "endpoint": "/api/v1/fred/us/cpi",
    "data_time": "2026-04-16T14:30:00Z",
    "response_time": "2026-04-16T14:30:12Z",
    "provider": "Sugra API v1.0.1",
    "source": "sugra_crypto",
    "attribution": "Short interest and Reg SHO daily short volume data is owned by and sourced from FINRA (Financial Industry Regulatory Authority).",
    "fallback_chain": [
      "sugra_crypto",
      "sugra_finance"
    ]
  }
}