Maturities · Month-end record, Monthly Statement of the Public Debt
How much US Treasury debt was maturing within a year on 31 July 2015?
On , $3.14 trillion of marketable US Treasury debt was due within 12 months, 7.2% more than a year earlier ($2.93 trillion on ), the largest amount since .
Marketable Treasury debt maturing each month, by kind
Each kind
- Bills
- Notes and bonds
- TIPS and FRNs
Each column is one month after the month-end, in parts by kind of security; pointing at a column shows them.
The linesLatest:
- Due within 12 months$3.14T
- Bills$1.44T
- Notes and bonds$1.50T
- TIPS and FRNs$208.23B
Inspect and compare dates
What matures within 12 months of this month-end beside the same months counted from the month-end a year earlier, 31 July 2014. Every month is in the table under "The numbers behind the chart".
| Measure | This month-end | A year earlier |
|---|---|---|
| Month-end | ||
| Due within 12 months | 3,144,930 | 2,933,867 |
| Bills | 1,439,988 | 1,409,986 |
| Notes | 1,462,848 | 1,445,592 |
| Bonds | 33,864 | 10,520 |
| TIPS | 85,239 | 67,769 |
| FRNs | 122,990 | 0 |
| Securities | 89 | 77 |
| Bills share | 45.8% | 48.1% |
Observed .
That month-end
August 2015 is the largest month, with $529.38 billion.
Bills, the securities that mature within a year of issue, were 45.8% of what was due in these months.
A year earlier
At the month-end a year before, , $2.93 trillion was due within the next 12 months, against $3.14 trillion at this one.
All marketable debt
Marketable Treasury debt outstanding at the month-end was $12.80 trillion, by kind:
- Bills $1.44T
- Notes and bonds $10.00T
- TIPS and FRNs $1.36T
Weighted by amount, it had 69.4 months to go until it matures, on average.
Understanding the maturity calendar
Where it stands today
$3.14T was due within 12 months of the month-end of , 45.8% of it in bills.
What does the maturity calendar show?
Treasury usually pays maturing debt with new borrowing, so the amount due is the amount Treasury rolls over into new securities.
Read more
Bills issued after the month-end are not here; the calendar filled with new bills every week.
The numbers behind the chart
How much was due in each of the 12 months after it?$ million, by kind
| Maturing in | Total | Bills | Notes | Bonds | TIPS | FRNs | Securities |
|---|---|---|---|---|---|---|---|
| August 2015 | 529,377 | 390,001 | 135,351 | 4,024 | 0 | 0 | 9 |
| September 2015 | 324,095 | 222,992 | 101,103 | 0 | 0 | 0 | 7 |
| October 2015 | 364,721 | 265,004 | 99,717 | 0 | 0 | 0 | 8 |
| November 2015 | 250,184 | 121,000 | 123,599 | 5,585 | 0 | 0 | 9 |
| December 2015 | 245,750 | 144,998 | 100,752 | 0 | 0 | 0 | 8 |
| January 2016 | 282,063 | 121,000 | 99,697 | 0 | 20,366 | 41,000 | 9 |
| February 2016 | 176,441 | 24,999 | 146,011 | 5,432 | 0 | 0 | 7 |
| March 2016 | 175,701 | 49,995 | 125,706 | 0 | 0 | 0 | 6 |
| April 2016 | 235,427 | 25,000 | 128,110 | 0 | 41,326 | 40,990 | 7 |
| May 2016 | 194,969 | 25,001 | 151,144 | 18,824 | 0 | 0 | 7 |
| June 2016 | 150,903 | 24,998 | 125,905 | 0 | 0 | 0 | 5 |
| July 2016 | 215,299 | 25,000 | 125,752 | 0 | 23,547 | 41,000 | 7 |
| All of these months | 3,144,930 | 1,439,988 | 1,462,848 | 33,864 | 85,239 | 122,990 | 89 |
The table scrolls sideways; the first column stays in place.
What was all marketable debt made of?31 July 2015, $ million
| Kind | Amount, $ million | Share |
|---|---|---|
| Bills | 1,439,988 | 11.2% |
| Notes | 8,335,107 | 65.1% |
| Bonds | 1,662,972 | 13.0% |
| TIPS | 1,101,929 | 8.6% |
| Floating rate notes | 261,046 | 2.0% |
| All marketable debt | 12,801,042 | 100.0% |
How much of it did the Federal Reserve hold?System Open Market Account, $ million
| Maturing in | Total | Held by the Fed | Fed share |
|---|---|---|---|
| August 2015 | 529,377 | 1,287 | 0.2% |
| September 2015 | 324,095 | 1 | 0.0% |
| October 2015 | 364,721 | 0 | 0.0% |
| November 2015 | 250,184 | 326 | 0.1% |
| December 2015 | 245,750 | 0 | 0.0% |
| January 2016 | 282,063 | 1,911 | 0.7% |
| February 2016 | 176,441 | 36,707 | 20.8% |
| March 2016 | 175,701 | 23,587 | 13.4% |
| April 2016 | 235,427 | 27,766 | 11.8% |
| May 2016 | 194,969 | 39,269 | 20.1% |
| June 2016 | 150,903 | 13,567 | 9.0% |
| July 2016 | 215,299 | 10,810 | 5.0% |
Observed .
When are the figures from?
Observed .
500metrics is not affiliated with the New York Fed. The New York Fed does not sanction, endorse, or recommend any products or services offered by 500metrics.
Page updated
Sources
© 2026 Federal Reserve Bank of New York. Content from the New York Fed subject to the Terms of Use at newyorkfed.org. The Federal Reserve share of maturities is computed by 500metrics. (source) Terms: Federal Reserve Bank of New York terms of use.