Fixed Income
Marketable Treasury debt maturity profile + WAM
The maturity structure of the outstanding marketable US Treasury debt for the latest monthly MSPD snapshot: the weighted-average maturity (WAM, weighted by each security's outstanding amount), the outstanding split across maturity buckets (<1y, 1-3y, 3-5y, 5-10y, 10-20y, 20y+), and a by-class breakdown (Bills / Notes / Bonds ...) with each class's own WAM. Amounts are in USD millions. Computed per-security from MSPD table 3 (monthly cadence). Source: US Treasury Fiscal Data (CC0).
get/api/v2/fixed-income/treasury/debt/maturity-profile
Response
Weighted-average maturity, maturity buckets, and by-class breakdown.
Example response
{
"data": {
"record_date": "2026-05-31",
"as_of": "2026-05-31",
"security_count": 512,
"total_outstanding_mil": 27500000,
"weighted_average_maturity_years": 5.9,
"by_bucket": [
{
"bucket": "5-10y",
"outstanding_mil": 4500000,
"pct_of_total": 18.5
}
],
"by_class": [
{
"security_class": "Notes",
"outstanding_mil": 14500000,
"pct_of_total": 52.3,
"wam_years": 4.1,
"count": 323
}
]
},
"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"
]
}
}