AutoZone Inc Defensive Interval Ratio
AutoZone Inc defensive interval ratio. AutoZone Inc (AZO) has a Defensive Interval Ratio of 28 days as of May 2026. Defensive assets of $764.92 Million (cash $-, short-term investments $-, receivables $764.92 Million) cover 28 days of daily cash needs of $27.49 Million/day. Explore AZO long-term investments to assets to see how much of total assets are deployed in long-term investments.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
Defensive Interval Ratio of AutoZone Inc (1990–2025)
Defensive interval ratio of AutoZone Inc from 1990 to 2025. This chart shows how AutoZone Inc's Defensive Interval Ratio has evolved across 36 annual periods from 1990 to 2025. As of May 2026, the ratio stands at 28 days, meaning defensive assets of $764.92 Million can fund 28 days of operations without new revenue. Read AZO total debt and obligations for a breakdown of total debt and financial obligations.
AutoZone Inc Defensive Interval Ratio by Year (1990–2025)
AutoZone Inc defensive interval ratio by year from 1990 to 2025. The table below presents the year-by-year Defensive Interval Ratio for AutoZone Inc from 1990 to 2025, covering 36 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. For the complete balance sheet picture, see AZO current and non-current assets.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2025 | 37 days | $960.60 Million | $26.08 Million/day | $271.80 Million | $18.66 Million | ▼ 0 days |
| 2024 | 37 days | $882.18 Million | $23.87 Million/day | $298.17 Million | $38.43 Million | ▲ +1 days |
| 2023 | 36 days | $837.08 Million | $23.32 Million/day | $277.05 Million | $39.64 Million | ▲ +1 days |
| 2022 | 35 days | $819.03 Million | $23.53 Million/day | $264.38 Million | $49.77 Million | ▼ -44 days |
| 2021 | 79 days | $1.60 Billion | $20.19 Million/day | $1.17 Billion | $46.01 Million | ▼ -48 days |
| 2020 | 127 days | $2.19 Billion | $17.21 Million/day | $1.75 Billion | $76.12 Million | ▲ +91 days |
| 2019 | 37 days | $553.25 Million | $15.10 Million/day | $176.30 Million | $67.96 Million | ▼ -2 days |
| 2018 | 39 days | $535.40 Million | $13.78 Million/day | $217.82 Million | $59.44 Million | ▼ -7 days |
| 2017 | 45 days | $592.58 Million | $13.06 Million/day | $293.27 Million | $18.57 Million | ▲ +22 days |
| 2016 | 23 days | $295.01 Million | $12.85 Million/day | $- | $7.33 Million | ▲ +3 days |
| 2015 | 20 days | $256.66 Million | $12.91 Million/day | $- | $8.79 Million | ▲ +3 days |
| 2014 | 17 days | $211.30 Million | $12.44 Million/day | $- | $10.40 Million | ▲ +1 days |
| 2013 | 16 days | $188.05 Million | $11.42 Million/day | $- | $16.41 Million | ▼ -2 days |
| 2012 | 18 days | $183.89 Million | $10.02 Million/day | $- | $22.52 Million | ▲ +2 days |
| 2011 | 16 days | $152.56 Million | $9.40 Million/day | $- | $11.87 Million | ▼ -1 days |
| 2010 | 17 days | $142.10 Million | $8.39 Million/day | $- | $16.30 Million | ▼ 0 days |
| 2009 | 17 days | $126.51 Million | $7.42 Million/day | $- | $- | ▲ +7 days |
| 2008 | 10 days | $71.24 Million | $6.90 Million/day | $- | $- | ▼ 0 days |
| 2007 | 10 days | $65.08 Million | $6.26 Million/day | $- | $5.20 Million | ▼ -5 days |
| 2006 | 16 days | $88.36 Million | $5.63 Million/day | $- | $8.00 Million | ▼ -16 days |
| 2005 | 32 days | $158.46 Million | $4.96 Million/day | $- | $40.20 Million | ▲ +13 days |
| 2004 | 18 days | $88.47 Million | $4.80 Million/day | $- | $20.10 Million | ▲ +9 days |
| 2003 | 9 days | $43.75 Million | $4.83 Million/day | $- | $- | ▲ +3 days |
| 2002 | 6 days | $23.78 Million | $4.20 Million/day | $- | $- | ▲ +0 days |
| 2001 | 6 days | $19.14 Million | $3.47 Million/day | $- | $- | ▼ -2 days |
| 2000 | 8 days | $21.41 Million | $2.83 Million/day | $- | $- | ▼ -2 days |
| 1999 | 9 days | $25.90 Million | $2.74 Million/day | $- | $- | ▼ -9 days |
| 1998 | 19 days | $44.40 Million | $2.36 Million/day | $- | $- | ▲ +7 days |
| 1997 | 12 days | $18.70 Million | $1.62 Million/day | $- | $- | ▲ +2 days |
| 1996 | 9 days | $15.50 Million | $1.68 Million/day | $- | $- | ▲ +1 days |
| 1995 | 8 days | $9.70 Million | $1.14 Million/day | $- | $- | ▲ +1 days |
| 1994 | 8 days | $7.10 Million | $928.77K/day | $- | $- | ▼ -5 days |
| 1993 | 13 days | $10.20 Million | $783.84K/day | $- | $- | ▲ +3 days |
| 1992 | 10 days | $5.90 Million | $567.40K/day | $- | $- | ▲ +2 days |
| 1991 | 9 days | $4.20 Million | $486.58K/day | $- | $- | ▼ -1 days |
| 1990 | 9 days | $4.20 Million | $451.78K/day | $- | $- | — |