Relation of 13Wk T-Bill Index and Fed Interest

Q

What Is the Relationship Between 13-Week Treasury Bill Index and US Fed Discount Interest Rates?

✍: FYIcenter.com

A

What Is the Relationship Between 13-Week Treasury Bill Index and US Fed Discount Interest Rates can be summarized as:

  • The 13-week Treasury Bill index is closely tied to the Federal Reserve's discount rate.
  • When Federal Reserve raises the discount interest rate, the 13-week Treasury Bill index will go up accordingly.
  • When Federal Reserve lowers the discount interest rate, the 13-week Treasury Bill index will go down accordingly.
Compare:
   13 WEEK TREASURY BILL
   Cboe Indices: ^IRX
   2026-10-12: 4.05000019 Percent
with:
   US Fed Discount Rate
   US: DISC
   2026-10-12: 3.75000000 Percent

          13 WEEK TREASURY BI  US Fed Discount Rat
                ^IRX  Growth%        DISC  Growth%
           ---------- -------   ---------- -------
2026-10-12       4.05  100.00         3.75  100.00
2026-10-09       4.06  100.17         3.75  100.00
2026-10-08       4.04   99.83         3.75  100.00
2026-10-07       4.04   99.68         3.75  100.00
2026-10-06       4.04   99.68         3.75  100.00
2026-10-05       4.02   99.21         3.75  100.00
2026-10-02       3.99   98.59         3.75  100.00
2026-10-01       3.98   98.32         3.75  100.00
2026-09-30       4.03   99.51         3.75  100.00
2026-09-29       4.07  100.37         3.75  100.00
2026-09-28       4.06  100.17         3.75  100.00
2026-09-25       4.07  100.49         3.75  100.00
2026-09-24       4.07  100.44         3.75  100.00
2026-09-23       4.03   99.46         3.75  100.00
2026-09-22       4.01   98.89         3.75  100.00
2026-09-21       3.98   98.32         3.75  100.00
2026-09-18       3.98   98.22         3.75  100.00
2026-09-17       3.96   97.90         3.75  100.00
2026-09-16       3.97   98.02         3.75  100.00
2026-09-15       3.96   97.78         3.75  100.00
2026-09-14       3.93   97.16         3.75  100.00
2026-09-12       3.91   96.62         3.75  100.00
2026-08-12       3.71   91.53         3.75  100.00
2026-07-12       3.69   91.23         3.75  100.00
2026-06-12       3.62   89.33         3.75  100.00
2026-05-12       3.60   88.96         3.75  100.00
2026-04-12       3.59   88.72         3.75  100.00
2026-03-12       3.61   89.01         3.75  100.00
2026-02-12       3.60   88.84         3.75  100.00
2026-01-12       3.53   87.23         3.75  100.00
2025-12-12       3.53   87.04         3.75  100.00
2025-11-12       3.78   93.28         4.00  106.67
2025-10-12       3.85   95.14         4.25  113.33
2024-10-12       5.24  129.33         5.00  133.33
2023-10-12       5.18  127.90         5.50  146.67
2022-10-12       4.26  105.19         3.25   86.67
2021-10-12       0.03    0.81         0.25    6.67
2020-10-12       0.07    1.60         0.25    6.67
2019-10-12       1.51   37.16         2.50   66.67
2018-10-12       2.30   56.79         2.75   73.33
2017-10-12       1.36   33.46         1.75   46.67
2016-10-12       0.48   11.85         1.00   26.67
2015-10-12       0.15    3.65         0.75   20.00
2014-10-12       0.04    0.91         0.75   20.00
2013-10-12       0.06    1.56         0.75   20.00
2012-10-12       0.04    0.86         0.75   20.00
2011-10-12       0.01    0.12         0.75   20.00
2010-10-12       0.12    2.84         0.75   20.00
2009-10-12       0.05    1.23         0.50   13.33
2008-10-12       0.12    2.84         1.75   46.67
2007-10-12       3.14   77.53         5.25  140.00
2006-10-12       4.89  120.62         6.25  166.67
2005-10-12       3.98   98.40         4.75  126.67
2004-10-12       2.18   53.88         2.75   73.33
2003-10-12       0.91   22.40         2.00   53.33
2002-10-12       1.18   29.19                     
2001-10-12       1.67   41.23                     
2000-10-12       5.73  141.48                     
1999-10-12       5.17  127.65                     
1998-10-12       4.35  107.41                     
1997-10-12       5.20  128.40                     
1996-10-12       5.05  124.69                     
1995-10-12       4.96  122.47                     
1994-10-12       5.53  136.54                     
1993-10-12       3.00   74.07                     
1992-10-12       3.08   76.05                     
1991-10-12       3.88   95.80                     
1990-10-12       6.44  159.01                     
1989-10-12       7.55  186.42                     
1988-10-12       8.10  200.00                     
1987-10-12       5.68  140.25                     
1986-10-12       5.67  140.00                     
1985-10-12       7.05  174.07                     
1985-01-01       8.18  201.98                     

 

⇒ Relation of 13Wk T-Bill Index and 30Yr Bond

⇐ Cboe Indices: ^TYX - Treasury Yield 30 Years

⇑ US Treasury Security Indices

⇑⇑ Market Indices

2025-02-12, ∼799🔥, 0💬