MARKWEST ENERGY PARTNERS L P Spending and interest coverage
- R&D / revenue · 12 months: Value (m); Formula and calculation Research and development expense / revenue. Period ending 2015-09-30..
- Stock-based compensation / revenue · 12 months: Value 1.02%; Formula and calculation Share-based compensation / revenue. Period ending 2015-09-30..
- 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 2015-09-30; 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 2015-09-30. Calculation unavailable: missing inputs remain (m). |
| Stock-based compensation / revenue · 12 months | 1.02% | Share-based compensation / revenue. Period ending 2015-09-30. $19.83M ÷ $1.94B × 100 ≈ 1.02% |
| 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 | 1.94B USD | |
| Stock-based compensation | 19.83M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 329.86M 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2015-09-30 | (m) | $1.94B | $19.83M | $329.86M | (m) | (m) | 1.02% | (m) | (m) |
| 2015-06-30 | (m) | $2.07B | $19.39M | $372.48M | (m) | (m) | 0.94% | (m) | (m) |
| 2015-03-31 | (m) | $2.13B | $18.84M | $357.75M | $175.44M | (m) | 0.88% | 2.04× | Reported |
| 2014-12-31 | (m) | $2.18B | $18.96M | $377.22M | $166.37M | (m) | 0.87% | 2.27× | Reported |
| 2014-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2014-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2014-03-31 | (m) | $1.80B | $18.32M | $254.28M | $154.50M | (m) | 1.02% | 1.65× | Reported |
| 2013-12-31 | (m) | $1.66B | $16.28M | $245.94M | $151.85M | (m) | 0.98% | 1.62× | Reported |
| 2013-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2013-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2013-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2012-12-31 | (m) | $1.44B | (m) | $378.28M | (m) | (m) | (m) | (m) | (m) |
| 2012-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2012-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2012-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-12-31 | (m) | $1.51B | (m) | $318.16M | (m) | (m) | (m) | (m) | (m) |
| 2011-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-12-31 | (m) | $1.19B | (m) | $188.46M | (m) | (m) | (m) | (m) | (m) |
| 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) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | (m) | $738.28M | $7.45M | $-73.86M | $87.42M | (m) | 1.01% | -0.84× | 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) |
| 2008-12-31 | (m) | $1.34B | $11.35M | $384.30M | $64.56M | (m) | 0.85% | 5.95× | 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.