AAR Corp (AIR) — Defensive Interval Ratio
AAR Corp (AIR) has a Defensive Interval Ratio of 319 days as of May 2026. Defensive assets of $535.20 Million (cash $-, short-term investments $-, receivables $535.20 Million) cover 319 days of daily cash needs of $1.68 Million/day.
Defensive Interval Ratio
Defensive Assets
Daily Cash Need
Current Liabilities
AAR Corp Defensive Interval Ratio (1986–2026)
This chart shows how AAR Corp's Defensive Interval Ratio has evolved across 41 annual periods from 1986 to 2026. As of May 2026, the ratio stands at 319 days, meaning defensive assets of $535.20 Million can fund 319 days of operations without new revenue. For the complete balance sheet picture, see how large is AAR Corp's balance sheet.
Annual Defensive Interval Ratio for AAR Corp (1986–2026)
The table below presents the year-by-year Defensive Interval Ratio for AAR Corp from 1986 to 2026, covering 41 annual filings. Each row shows defensive assets, daily cash need, the DIR in days, and the change in days compared to the prior year. See working capital position of AAR Corp to evaluate short-term liquidity relative to the company's equity base.
| Year | DIR (days) | Defensive Assets (USD) | Daily Cash Need | Cash | ST Investments | Change (days) |
|---|---|---|---|---|---|---|
| 2026 | 319 days | $535.20 Million | $1.68 Million/day | $- | $- | ▼ -71 days |
| 2025 | 389 days | $591.60 Million | $1.52 Million/day | $96.50 Million | $- | ▲ +21 days |
| 2024 | 369 days | $471.60 Million | $1.28 Million/day | $85.80 Million | $-24.60 Million | ▼ -43 days |
| 2023 | 412 days | $396.60 Million | $963.01K/day | $68.40 Million | $- | ▲ +54 days |
| 2022 | 358 days | $341.10 Million | $953.97K/day | $53.50 Million | $- | ▲ +43 days |
| 2021 | 315 days | $290.40 Million | $922.74K/day | $51.80 Million | $- | ▼ -282 days |
| 2020 | 596 days | $625.90 Million | $1.05 Million/day | $404.70 Million | $- | ▲ +312 days |
| 2019 | 284 days | $278.30 Million | $979.45K/day | $21.30 Million | $- | ▲ +17 days |
| 2018 | 267 days | $243.60 Million | $913.15K/day | $31.10 Million | $10.50 Million | ▲ +0 days |
| 2017 | 267 days | $244.80 Million | $917.81K/day | $10.30 Million | $0.00 | ▼ -33 days |
| 2016 | 300 days | $280.20 Million | $935.34K/day | $- | $31.90 Million | ▲ +73 days |
| 2015 | 226 days | $255.30 Million | $1.13 Million/day | $- | $26.30 Million | ▼ -66 days |
| 2014 | 293 days | $322.30 Million | $1.10 Million/day | $- | $39.20 Million | ▼ -20 days |
| 2013 | 313 days | $333.50 Million | $1.07 Million/day | $- | $36.10 Million | ▲ +80 days |
| 2012 | 233 days | $302.10 Million | $1.30 Million/day | $- | $0.00 | ▼ -114 days |
| 2011 | 347 days | $287.44 Million | $827.22K/day | $- | $0.00 | ▲ +79 days |
| 2010 | 268 days | $238.47 Million | $889.56K/day | $- | $- | ▼ -58 days |
| 2009 | 326 days | $227.30 Million | $697.04K/day | $- | $- | ▼ -17 days |
| 2008 | 343 days | $205.52 Million | $598.63K/day | $- | $3.04 Million | ▲ +85 days |
| 2007 | 259 days | $181.69 Million | $702.76K/day | $- | $- | ▼ -6 days |
| 2006 | 265 days | $136.27 Million | $514.49K/day | $- | $- | ▼ -48 days |
| 2005 | 312 days | $136.95 Million | $438.42K/day | $- | $9.83 Million | ▲ +21 days |
| 2004 | 291 days | $104.66 Million | $359.62K/day | $- | $- | ▲ +172 days |
| 2003 | 119 days | $66.32 Million | $557.74K/day | $- | $- | ▼ -69 days |
| 2002 | 188 days | $77.53 Million | $412.23K/day | $- | $- | ▼ -147 days |
| 2001 | 335 days | $115.19 Million | $343.54K/day | $- | $- | ▲ +49 days |
| 2000 | 286 days | $128.35 Million | $448.81K/day | $- | $- | ▼ -59 days |
| 1999 | 345 days | $164.30 Million | $475.62K/day | $- | $- | ▼ -55 days |
| 1998 | 400 days | $163.40 Million | $408.49K/day | $- | $- | ▼ -49 days |
| 1997 | 449 days | $122.94 Million | $273.92K/day | $- | $- | ▼ -44 days |
| 1996 | 493 days | $107.14 Million | $217.49K/day | $- | $- | ▼ -58 days |
| 1995 | 551 days | $110.42 Million | $200.38K/day | $- | $- | ▲ +88 days |
| 1994 | 463 days | $85.95 Million | $185.52K/day | $- | $- | ▲ +113 days |
| 1993 | 351 days | $68.80 Million | $196.16K/day | $- | $- | ▼ -4 days |
| 1992 | 355 days | $89.80 Million | $252.88K/day | $- | $- | ▼ -65 days |
| 1991 | 420 days | $91.20 Million | $216.99K/day | $- | $- | ▲ +43 days |
| 1990 | 377 days | $93.60 Million | $248.22K/day | $- | $- | ▲ +106 days |
| 1989 | 271 days | $95.20 Million | $350.96K/day | $- | $- | ▲ +32 days |
| 1988 | 239 days | $67.20 Million | $281.37K/day | $- | $- | ▼ -61 days |
| 1987 | 299 days | $66.70 Million | $222.74K/day | $- | $- | ▲ +12 days |
| 1986 | 288 days | $55.30 Million | $192.05K/day | $- | $- | — |