DELTA AIR LINES, INC. (DAL) Spending and interest coverage
- R&D / revenue · 12 months: Value (m); Formula and calculation Research and development expense / revenue. Period ending 2026-06-30..
- Stock-based compensation / revenue · 12 months: Value (m); Formula and calculation Share-based compensation / revenue. Period ending 2026-06-30..
- Interest coverage · 12 months: Value (m); Formula and calculation Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified..
Spending and interest coverage
Overview →Financial period ending 2026-06-30; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | (m) | Research and development expense / revenue. Period ending 2026-06-30. Calculation unavailable: missing inputs remain (m). |
| Stock-based compensation / revenue · 12 months | (m) | Share-based compensation / revenue. Period ending 2026-06-30. Calculation unavailable: missing inputs remain (m). |
| Interest coverage · 12 months | (m) | Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | (m) | |
| Revenue | 68.29B USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | (m) | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 5.52B USD | Operating Income (Loss) |
| Interest expense · reported / estimated | (m) | Interest Expense · Estimated expense assumptions |
Latest interest expense basis: (m). Estimated values carry *; expand each history row’s basis for its dated balances and rate assumptions.
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Research and development spending (USD) | Revenue (USD) | Stock-based compensation (USD) | Operating income (USD) | Interest expense · reported / estimated (USD) | R&D / revenue | SBC / revenue | Interest coverage | Interest expense basis |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | (m) | $68.29B | (m) | $5.52B | (m) | (m) | (m) | (m) | (m) |
| 2026-03-31 | (m) | $65.18B | (m) | $5.75B | (m) | (m) | (m) | (m) | (m) |
| 2025-12-31 | (m) | $63.36B | (m) | $5.82B | (m) | (m) | (m) | (m) | (m) |
| 2025-09-30 | (m) | $62.92B | (m) | $6.07B | (m) | (m) | (m) | (m) | (m) |
| 2025-06-30 | (m) | $61.92B | (m) | $5.79B | (m) | (m) | (m) | (m) | (m) |
| 2025-03-31 | (m) | $61.94B | (m) | $5.95B | (m) | (m) | (m) | (m) | (m) |
| 2024-12-31 | (m) | $61.64B | (m) | $6.00B | (m) | (m) | (m) | (m) | (m) |
| 2024-09-30 | (m) | $60.31B | (m) | $5.60B | (m) | (m) | (m) | (m) | (m) |
| 2024-06-30 | (m) | $60.12B | (m) | $6.19B | (m) | (m) | (m) | (m) | (m) |
| 2024-03-31 | (m) | $59.04B | (m) | $6.41B | (m) | (m) | (m) | (m) | (m) |
| 2023-12-31 | (m) | $58.05B | (m) | $5.52B | (m) | (m) | (m) | (m) | (m) |
| 2023-09-30 | (m) | $57.26B | (m) | $5.67B | (m) | (m) | (m) | (m) | (m) |
| 2023-06-30 | (m) | $55.75B | (m) | $5.14B | (m) | (m) | (m) | (m) | (m) |
| 2023-03-31 | (m) | $53.99B | (m) | $4.17B | (m) | (m) | (m) | (m) | (m) |
| 2022-12-31 | (m) | $50.58B | (m) | $3.66B | (m) | (m) | (m) | (m) | (m) |
| 2022-09-30 | (m) | $46.62B | (m) | $2.45B | (m) | (m) | (m) | (m) | (m) |
| 2022-06-30 | (m) | $41.80B | (m) | $3.20B | (m) | (m) | (m) | (m) | (m) |
| 2022-03-31 | (m) | $35.10B | (m) | $2.50B | (m) | (m) | (m) | (m) | (m) |
| 2021-12-31 | (m) | $29.90B | (m) | $1.89B | (m) | (m) | (m) | (m) | (m) |
| 2021-09-30 | (m) | $24.40B | (m) | $765.00M | (m) | (m) | (m) | (m) | (m) |
| 2021-06-30 | (m) | $18.31B | (m) | $-7.83B | (m) | (m) | (m) | (m) | (m) |
| 2021-03-31 | (m) | $12.65B | (m) | $-13.46B | (m) | (m) | (m) | (m) | (m) |
| 2020-12-31 | (m) | $17.09B | (m) | $-12.47B | (m) | (m) | (m) | (m) | (m) |
| 2020-09-30 | (m) | $24.56B | (m) | $-10.21B | (m) | (m) | (m) | (m) | (m) |
| 2020-06-30 | (m) | $34.06B | (m) | $-1.75B | (m) | (m) | (m) | (m) | (m) |
| 2020-03-31 | (m) | $45.13B | (m) | $5.19B | (m) | (m) | (m) | (m) | (m) |
| 2019-12-31 | (m) | $47.01B | $161.00M | $6.62B | (m) | (m) | 0.34% | (m) | (m) |
| 2019-09-30 | (m) | $46.31B | (m) | $6.31B | (m) | (m) | (m) | (m) | (m) |
| 2019-06-30 | (m) | $45.70B | (m) | $5.88B | (m) | (m) | (m) | (m) | (m) |
| 2019-03-31 | (m) | $44.94B | (m) | $5.44B | (m) | (m) | (m) | (m) | (m) |
| 2018-12-31 | (m) | $44.44B | $159.00M | $5.26B | (m) | (m) | 0.36% | (m) | (m) |
| 2018-09-30 | (m) | $44.03B | (m) | $5.47B | (m) | (m) | (m) | (m) | (m) |
| 2018-06-30 | (m) | $43.14B | (m) | $5.65B | (m) | (m) | (m) | (m) | (m) |
| 2018-03-31 | (m) | $42.11B | (m) | $5.96B | $404.00M | (m) | (m) | 14.74× | Reported |
| 2017-12-31 | (m) | $41.24B | $108.00M | $6.11B | $396.00M | (m) | 0.26% | 15.44× | Reported |
| 2017-09-30 | (m) | $40.46B | (m) | $5.94B | $390.00M | (m) | (m) | 15.23× | Reported |
| 2017-06-30 | (m) | $39.88B | (m) | $6.07B | $385.00M | (m) | (m) | 15.77× | Reported |
| 2017-03-31 | (m) | $39.54B | (m) | $6.46B | $375.00M | (m) | (m) | 17.24× | Reported |
| 2016-12-31 | (m) | $39.64B | $105.00M | $6.95B | $388.00M | (m) | 0.26% | 17.92× | Reported |
| 2016-09-30 | (m) | $39.68B | (m) | $7.65B | $397.00M | (m) | (m) | 19.27× | Reported |
| 2016-06-30 | (m) | $40.31B | (m) | $7.89B | $423.00M | (m) | (m) | 18.66× | Reported |
| 2016-03-31 | (m) | $40.57B | (m) | $7.94B | $457.00M | (m) | (m) | 17.38× | Reported |
| 2015-12-31 | (m) | $40.70B | $76.00M | $7.80B | $481.00M | (m) | 0.19% | 16.22× | Reported |
| 2015-09-30 | (m) | $40.85B | (m) | $5.26B | $516.00M | (m) | (m) | 10.19× | Reported |
| 2015-06-30 | (m) | $40.92B | (m) | $3.88B | $549.00M | (m) | (m) | 7.07× | Reported |
| 2015-03-31 | (m) | $40.83B | (m) | $2.98B | $595.00M | (m) | (m) | 5.02× | Reported |
| 2014-12-31 | (m) | $40.36B | $81.00M | $2.21B | $650.00M | (m) | 0.20% | 3.39× | Reported |
| 2014-09-30 | (m) | $39.79B | (m) | $3.73B | $632.00M | (m) | (m) | 5.91× | Reported |
| 2014-06-30 | (m) | $39.10B | (m) | $4.46B | $668.00M | (m) | (m) | 6.68× | Reported |
| 2014-03-31 | (m) | $38.19B | (m) | $3.80B | $685.00M | (m) | (m) | 5.54× | Reported |
| 2013-12-31 | (m) | $37.77B | $90.00M | $3.40B | $698.00M | (m) | 0.24% | 4.87× | Reported |
| 2013-09-30 | (m) | $37.30B | (m) | $3.05B | (m) | (m) | (m) | (m) | (m) |
| 2013-06-30 | (m) | $36.73B | (m) | $2.79B | (m) | (m) | (m) | (m) | (m) |
| 2013-03-31 | (m) | $36.76B | (m) | $2.02B | (m) | (m) | (m) | (m) | (m) |
| 2012-12-31 | (m) | $36.67B | $54.00M | $2.17B | $812.00M | (m) | 0.15% | 2.68× | Reported |
| 2012-09-30 | (m) | $36.47B | (m) | $2.55B | (m) | (m) | (m) | (m) | (m) |
| 2012-06-30 | (m) | $36.36B | (m) | $2.10B | (m) | (m) | (m) | (m) | (m) |
| 2012-03-31 | (m) | $35.78B | (m) | $2.45B | (m) | (m) | (m) | (m) | (m) |
| 2011-12-31 | (m) | $35.12B | $72.00M | $1.98B | (m) | (m) | 0.21% | (m) | (m) |
| 2011-09-30 | (m) | (m) | (m) | $1.54B | (m) | (m) | (m) | (m) | (m) |
| 2011-06-30 | (m) | (m) | (m) | $1.69B | $957.00M | (m) | (m) | 1.76× | Reported |
| 2011-03-31 | (m) | (m) | (m) | $2.06B | $979.00M | (m) | (m) | 2.10× | Reported |
| 2010-12-31 | (m) | (m) | $89.00M | $2.22B | $1.00B | (m) | (m) | 2.21× | Reported |
| 2010-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-03-31 | (m) | (m) | (m) | $227.00M | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | (m) | (m) | $108.00M | $-324.00M | $908.00M | (m) | (m) | -0.36× | Reported |
| 2009-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2008-12-31 | (m) | (m) | $54.00M | $-8.31B | $685.00M | (m) | (m) | -12.14× | Reported |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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