Official Result (MOF)
| Auction Date | 1981-10-28 |
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| Issue Date | 1981-11-06 |
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| Issue | JGB (2-Year) No. 10（reopen） |
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| Coupon (%) | 7.3% |
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| Maturity | 1983-11-21 |
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| Method | price conventional |
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| Offering | ¥80B |
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| Competitive Bids | ¥235.3B |
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| Accepted Amount | ¥85.4B |
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| Lowest Accepted Price | 98.78（7.994%） |
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| Weighted Avg Price | 98.85（7.951%） |
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| Allotment Ratio | — |
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| Non-competitive I | — |
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| Non-competitive II | — |
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Source: https://www.mof.go.jp/jgbs/reference/appendix/jgb_historical_data.xls
Derived Metrics calc auction-v1 / auction-v2
| This | Prev | avg (12) | min | max | z |
|---|
| Bid/Cover | 2.76 | 2.41 | 1.72 | 1.16 | 2.41 | +2.61 |
| Tail (sen) | 7 | 5 | 8 | 1 | 30 | -0.12 |
| Non-competitive take-up | 0.0% | 0.0% | |
| Grade | A (score +1.36) | (z(B/C) − z(tail))/2 bucketed A(≥1)/B(≥0.3)/C/D(≤−0.3)/E(≤−1), vs last 12 same-tenor |
| Yield tail (bp) | 4.3 | 3.0 |
Same-tenor Auction History
| Auction Date | Issue | Bid/Cover | Tail (sen) | Avg Yield (%) |
|---|
| 1981-10-28 | JGB (2-Year) No. 10 | 2.76 | 7 | 7.951 |
| 1981-10-16 | JGB (2-Year) No. 10 | 2.41 | 5 | 7.999 |
| 1981-07-15 | JGB (2-Year) No. 9 | 1.88 | 7 | 8.023 |
| 1981-02-16 | JGB (2-Year) No. 7 | 1.41 | 1 | 8.455 |
| 1981-02-03 | JGB (2-Year) No. 6 | 1.86 | 4 | 8.409 |
| 1979-11-19 | JGB (2-Year) No. 4 | 1.16 | 2 | 7.295 |
| 1979-08-27 | JGB (2-Year) No. 3 | 1.60 | 30 | 7.206 |