The latest 4-Week Bill auction, held on October 29, 2026, had a high discount rate of 3.910% and a bid-to-cover ratio of 3.10x. The high discount rate was down 0.035 percentage points from 3.945% at the October 22, 2026 auction, and bid-to-cover was up 0.28x from 2.82x.
Past 4-Week Bill auction dates, results, bid-to-cover ratios and sizes
Auction date
Issue date
Maturity
High discount rate (%)
Bid-to-cover
Offered
3.910
3.10x
$115 billion
3.945
2.82x
$110 billion
4.000
2.56x
$110 billion
3.980
2.40x
$110 billion
3.890
2.83x
$100 billion
3.850
2.61x
$90 billion
3.820
3.02x
$90 billion
3.775
2.81x
$90 billion
3.700
2.97x
$90 billion
3.650
2.73x
$100 billion
3.640
2.84x
$110 billion
3.625
2.77x
$110 billion
3.640
2.68x
$110 billion
3.630
2.80x
$110 billion
3.730
2.79x
$110 billion
3.660
2.57x
$110 billion
3.630
2.64x
$100 billion
3.605
2.72x
$85 billion
3.610
2.74x
$70 billion
3.580
2.99x
$70 billion
3.595
3.13x
$70 billion
3.615
3.07x
$75 billion
3.630
2.76x
$85 billion
3.610
2.60x
$100 billion
3.605
2.66x
$100 billion
3.610
2.59x
$90 billion
3.600
2.92x
$80 billion
3.595
2.98x
$80 billion
3.595
3.12x
$80 billion
3.560
3.28x
$80 billion
3.620
3.15x
$80 billion
3.620
3.03x
$85 billion
3.615
3.12x
$90 billion
3.640
2.77x
$100 billion
3.640
2.89x
$105 billion
3.625
2.88x
$105 billion
3.625
2.94x
$105 billion
3.630
2.78x
$105 billion
3.630
2.85x
$105 billion
3.630
2.86x
$105 billion
3.630
2.86x
$105 billion
3.595
2.92x
$95 billion
3.550
3.18x
$80 billion
3.590
2.90x
$80 billion
3.570
3.14x
$80 billion
3.580
3.28x
$80 billion
3.610
2.97x
$85 billion
3.680
2.69x
$90 billion
3.905
2.77x
$100 billion
3.890
2.75x
$110 billion
3.900
2.73x
$110 billion
3.875
2.73x
$110 billion
3.910
2.64x
$110 billion
3.945
2.73x
$110 billion
4.030
2.79x
$110 billion
4.030
2.92x
$110 billion
4.060
2.67x
$105 billion
4.080
2.61x
$100 billion
4.040
2.71x
$100 billion
4.060
2.64x
$100 billion
4.175
2.78x
$100 billion
4.245
2.68x
$100 billion
4.300
2.61x
$100 billion
4.280
2.67x
$100 billion
4.300
2.82x
$100 billion
4.290
2.63x
$95 billion
4.245
2.69x
$95 billion
4.230
2.91x
$90 billion
4.235
3.08x
$80 billion
4.240
3.26x
$55 billion
4.000
3.06x
$60 billion
4.060
3.15x
$65 billion
4.080
3.22x
$65 billion
4.170
3.26x
$65 billion
4.215
2.92x
$75 billion
4.220
2.78x
$85 billion
4.220
2.91x
$85 billion
4.225
2.82x
$85 billion
4.240
2.74x
$85 billion
4.220
2.90x
$85 billion
4.240
2.91x
$85 billion
4.245
2.95x
$85 billion
4.240
3.14x
$80 billion
4.220
3.14x
$75 billion
4.215
3.21x
$75 billion
4.225
3.05x
$75 billion
4.230
3.00x
$75 billion
4.235
3.10x
$80 billion
4.245
2.92x
$85 billion
4.250
2.93x
$90 billion
4.250
2.62x
$95 billion
4.250
3.02x
$95 billion
4.265
2.88x
$95 billion
4.240
2.74x
$95 billion
4.245
2.92x
$95 billion
4.265
2.68x
$85 billion
4.260
2.97x
$75 billion
4.230
2.93x
$80 billion
4.240
3.14x
$80 billion
4.400
2.74x
$85 billion
Showing the latest 100 of 879 stored auctions.
879 auction results since January 5, 2010.
Frequently Asked Questions
When is the next Treasury 4-Week Bill auction?
The next 4-Week Bill auction is scheduled for Thursday, November 5, 2026, with an offering of $115 billion.
What was the latest Treasury 4-Week Bill auction result?
The latest 4-Week Bill auction, held on October 29, 2026, had a high discount rate of 3.910% and a bid-to-cover ratio of 3.10x. The high discount rate was down 0.035 percentage points from 3.945% at the October 22, 2026 auction, and bid-to-cover was up 0.28x from 2.82x.
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.
