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US Bond Issuance and Trading (SIFMA)

The monthly United States debt securities market data, published in USD billion by SIFMA, measures the value of new issuance by category — Treasury bonds, mortgage-backed securities, corporate bonds, municipal bonds, federal agency debt, and asset-backed securities (with Treasuries and municipals restricted to long-term debt) — alongside the average daily trading volume for each category.

Source: SIFMA — Securities Industry and Financial Markets AssociationLast updated: Sep 23, 2026, 15:54Curated by Bui Thanh PhucAbout this data ↓

Indicator08-202607-202606-202605-202604-202603-202602-202601-202612-202511-202510-202509-202508-202507-202506-202505-202504-202503-202502-202501-202512-202411-202410-202409-202408-202407-202406-202405-202404-202403-202402-202401-202412-202311-202310-202309-202308-2023
ISSUANCE (USD billion)7
Total SIFMA Scope1,007.24972.971,323.58819.051,067.671,296.91,101.94841.81,019.46775.891,034.291,254.73689.67928.22
Treasury418.23404.25626.35201.68423.82607.09439.35174.64612.2191.47387.68596.89203.42396.9
Mortgage-Backed Securities169.25168.79175.7193.87186.38197.17159.65181.71174.19181.96179.24165.12161.89165.93
Corporate bonds202.75160.99277.15218.01246.89284.96240.19268.8869.76187.88197.75299.29139.3135.78
Municipal59.8945.7363.9553.4452.7753.7243.2935.7243.2942.6459.7748.7552.0156.06
Federal Agency124.4149.27138.6596.94113.44111.82166.47137.5797.49125.57156.9597.3789.6116.73
Asset-Backed Securities32.7143.9541.7855.1244.3642.145343.2822.5346.3752.9147.343.4556.83
AVERAGE DAILY TRADING (USD billion/day)8
Total SIFMA Scope1,546.311,516.971,613.281,724.591,510.811,985.991,651.171,721.171,326.821,563.771,444.581,589.031,429.71,327.21
Treasury1,165.991,098.041,170.21,265.121,079.21,449.011,206.011,191.25944.711,091.69998.681,077.71,020.81924.77
Agency-backed MBS299.36335.72354.27367.71346.48441.1353.62437.82316.23389.72365.79421.34338.92325.63
Non-agency-backed MBS1.521.381.62.031.742.012.132.31.291.561.562.351.491.37
Corporate bonds58.8362.3967.0369.4164.3673.370.4970.2547.1861.3958.0664.9447.8454.8
Municipal15.4814.4815.1314.9413.8413.551413.112.9513.7814.9115.4615.315.53
Federal Agency2.682.542.492.552.673.452.774.033.243.273.595.253.73.05
Asset-Backed Securities2.452.422.552.832.523.562.152.421.222.3621.981.652.06
RETAIL SAVINGS BONDS (USD million)2
Series EE (fixed rate)4
Gross sales3.053.293.7144.694.745.413.158.123.594.493.763.573.863.734.274.995.676.2916.478.924.935.485.054.534.413.945.157.146.647.5619.8510.36.625.574.715.41
Returned sales0.030.040.090.070.040.060.070.10.160.030.050.080.10.140.120.110.150.190.10.360.260.120.160.20.150.230.090.150.150.160.170.270.090.140.240.140.19
Net sales3.023.253.633.924.654.685.3313.057.963.564.443.683.473.723.614.164.855.476.1916.118.654.815.324.854.384.183.855.016.996.487.3919.5810.216.485.334.575.22
Number of bonds sold13,98614,59014,58014,21414,76115,47013,99516,90927,20814,85116,85715,99915,63915,92016,06716,36616,56116,37915,94120,87531,02019,21218,59418,24418,43918,49416,88919,12219,44219,54718,59722,90232,39821,22119,83619,15019,446
Series I (inflation-indexed)4
Gross sales62.2871.3102.57179.09162.3105.73109.02359.51129.3569.4416765.9751.2155.0660104.09191.5993.25108.2355.193.7951157.1673.3361.365.3562.81107.97501.34256.17311.2946.75251.6258.3878.7962.8682.24
Returned sales0.631.011.091.381.320.660.862.861.550.811.50.410.510.760.751.251.590.921.073.951.020.871.680.990.931.120.81.593.282.042.637.72.572.081.480.921.04
Net sales61.6670.29101.47177.7160.97105.07108.16356.65127.8168.63165.565.5650.754.359.25102.84190.0192.33107.14351.1692.7750.13155.4872.3560.3764.2362106.37498.06254.13308.56939.04249.03256.377.361.9481.19
Number of bonds sold61,31764,89768,65377,87575,22268,74362,39897,83990,92562,12582,89566,91963,11365,08166,44974,93686,72072,07871,245111,814100,60779,404100,09286,85786,44489,41281,77899,647160,077123,400123,940207,523147,810137,204108,108104,794110,134

Latest reading

Total SIFMA Scope stood at 1,007.24 USD billion in Aug 2026. That is +3.5% from Jul 2026 and +46.0% from a year earlier. The series on this page is monthly and runs from Jul 2025 to Aug 2026. Source: SIFMA — Securities Industry and Financial Markets Association.

Latest
1,007.24 USD billion
Aug 2026
vs previous period
+3.5%
Jul 2026
vs a year earlier
+46.0%

About this data

The monthly United States debt securities market data, published in USD billion by SIFMA, measures the value of new issuance by category — Treasury bonds, mortgage-backed securities, corporate bonds, municipal bonds, federal agency debt, and asset-backed securities (with Treasuries and municipals restricted to long-term debt) — alongside the average daily trading volume for each category. The final section covers Series EE and Series I retail savings bonds, detailing sales, redemptions, and net sales for direct sales of Treasury debt to individuals outside of auctions.

Frequently asked questions

What does the US Debt Securities Issuance and Trading table measure?
This table measures the total monthly issuance volume and average daily trading activity of major US debt securities, including Treasury bonds, mortgage-backed securities, municipal bonds, and corporate debt.
How often is the SIFMA debt securities data published and how far back does it go?
The data is published monthly by the Securities Industry and Financial Markets Association, with historical monthly series beginning since 2025.
Which debt categories and breakdowns are available in this table?
The table provides figures for Treasury securities, mortgage-backed securities, municipal securities, federal agency debt, asset-backed securities, and corporate bonds, broken down by issuance volume and average daily trading.
In what units are the issuance and trading figures reported?
All issuance volumes and average daily trading figures are reported in billions of US dollars, with trading activity specifically measured in US dollars per day.
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