NPK International Inc. (NPKI) 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 2.35%; 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 | 2.35% | Share-based compensation / revenue. Period ending 2026-06-30. $7.06M ÷ $300.69M × 100 ≈ 2.35% |
| 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 | 300.69M USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | 7.06M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 52.13M 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) | $300.69M | $7.06M | $52.13M | (m) | (m) | 2.35% | (m) | (m) |
| 2026-03-31 | (m) | $287.34M | $6.06M | $47.67M | (m) | (m) | 2.11% | (m) | (m) |
| 2025-12-31 | (m) | $277.04M | $5.53M | $46.78M | (m) | (m) | 1.99% | (m) | (m) |
| 2025-09-30 | (m) | $259.37M | $5.26M | $45.86M | (m) | (m) | 2.03% | (m) | (m) |
| 2025-06-30 | (m) | $234.74M | $4.72M | $38.03M | (m) | (m) | 2.01% | (m) | (m) |
| 2025-03-31 | (m) | $233.30M | $4.94M | $38.91M | (m) | (m) | 2.12% | (m) | (m) |
| 2024-12-31 | (m) | $217.49M | $5.25M | $32.35M | (m) | (m) | 2.41% | (m) | (m) |
| 2024-09-30 | (m) | $327.78M | $5.79M | $37.47M | (m) | (m) | 1.77% | (m) | (m) |
| 2024-06-30 | (m) | $714.43M | $6.46M | $42.77M | (m) | (m) | 0.90% | (m) | (m) |
| 2024-03-31 | (m) | $718.68M | $6.39M | $35.35M | (m) | (m) | 0.89% | (m) | (m) |
| 2023-12-31 | (m) | $749.60M | $6.64M | $33.63M | $8.20M | (m) | 0.89% | 4.10× | Reported |
| 2023-09-30 | (m) | $806.94M | $6.73M | $46.79M | (m) | (m) | 0.83% | (m) | (m) |
| 2023-06-30 | (m) | $828.30M | $6.96M | $12.24M | (m) | (m) | 0.84% | (m) | (m) |
| 2023-03-31 | (m) | $839.19M | $7.13M | $142.00K | (m) | (m) | 0.85% | (m) | (m) |
| 2022-12-31 | (m) | $815.59M | $6.86M | $-9.03M | $7.00M | (m) | 0.84% | -1.29× | Reported |
| 2022-09-30 | (m) | $770.00M | $7.31M | $-26.62M | (m) | (m) | 0.95% | (m) | (m) |
| 2022-06-30 | (m) | $701.94M | $7.85M | $-11.37M | (m) | (m) | 1.12% | (m) | (m) |
| 2022-03-31 | (m) | $650.05M | $8.12M | $-8.40M | (m) | (m) | 1.25% | (m) | (m) |
| 2021-12-31 | (m) | $614.78M | $7.93M | $-8.82M | $8.80M | (m) | 1.29% | -1.00× | Reported |
| 2021-09-30 | (m) | $564.92M | $7.43M | $-25.28M | (m) | (m) | 1.32% | (m) | (m) |
| 2021-06-30 | (m) | $509.55M | $6.77M | $-44.91M | (m) | (m) | 1.33% | (m) | (m) |
| 2021-03-31 | (m) | $469.25M | $6.26M | $-72.20M | (m) | (m) | 1.34% | (m) | (m) |
| 2020-12-31 | (m) | $492.63M | $6.58M | $-78.63M | $11.00M | (m) | 1.34% | -7.15× | Reported |
| 2020-09-30 | (m) | $552.39M | $7.13M | $-74.60M | (m) | (m) | 1.29% | (m) | (m) |
| 2020-06-30 | (m) | $658.73M | $7.84M | $-42.62M | (m) | (m) | 1.19% | (m) | (m) |
| 2020-03-31 | (m) | $773.20M | $8.26M | $-1.17M | (m) | (m) | 1.07% | (m) | (m) |
| 2019-12-31 | (m) | $820.12M | $11.64M | $10.39M | $14.40M | (m) | 1.42% | 0.72× | Reported |
| 2019-09-30 | (m) | $878.31M | $11.24M | $43.40M | (m) | (m) | 1.28% | (m) | (m) |
| 2019-06-30 | (m) | $910.88M | $12.39M | $47.17M | (m) | (m) | 1.36% | (m) | (m) |
| 2019-03-31 | (m) | $930.73M | $13.04M | $55.40M | (m) | (m) | 1.40% | (m) | (m) |
| 2018-12-31 | (m) | $946.55M | $10.36M | $63.56M | $14.90M | (m) | 1.09% | 4.27× | Reported |
| 2018-09-30 | (m) | $903.27M | $10.88M | $52.88M | (m) | (m) | 1.20% | (m) | (m) |
| 2018-06-30 | (m) | $869.61M | $9.82M | $52.70M | (m) | (m) | 1.13% | (m) | (m) |
| 2018-03-31 | (m) | $816.37M | $10.30M | $41.53M | (m) | (m) | 1.26% | (m) | (m) |
| 2017-12-31 | (m) | $747.76M | $10.84M | $31.44M | $13.30M | (m) | 1.45% | 2.36× | Reported |
| 2017-09-30 | (m) | $680.46M | $11.65M | $13.40M | (m) | (m) | 1.71% | (m) | (m) |
| 2017-06-30 | (m) | $583.35M | $12.32M | $-11.54M | (m) | (m) | 2.11% | (m) | (m) |
| 2017-03-31 | (m) | $515.64M | $11.92M | $-34.64M | (m) | (m) | 2.31% | (m) | (m) |
| 2016-12-31 | (m) | $471.50M | $12.06M | $-57.21M | $9.90M | (m) | 2.56% | -5.78× | Reported |
| 2016-09-30 | (m) | $485.00M | $12.55M | $-143.30M | (m) | (m) | 2.59% | (m) | (m) |
| 2016-06-30 | (m) | $534.62M | $13.30M | $-137.50M | (m) | (m) | 2.49% | (m) | (m) |
| 2016-03-31 | (m) | $582.95M | $14.21M | $-124.05M | (m) | (m) | 2.44% | (m) | (m) |
| 2015-12-31 | (m) | $676.87M | $14.20M | $-99.10M | $9.10M | (m) | 2.10% | -10.89× | Reported |
| 2015-09-30 | (m) | $832.44M | $13.73M | $33.77M | (m) | (m) | 1.65% | (m) | (m) |
| 2015-06-30 | (m) | $975.23M | $12.91M | $82.47M | (m) | (m) | 1.32% | (m) | (m) |
| 2015-03-31 | (m) | $1.08B | $12.43M | $115.97M | (m) | (m) | 1.15% | (m) | (m) |
| 2014-12-31 | (m) | $1.12B | $12.30M | $130.60M | $10.40M | (m) | 1.10% | 12.56× | Reported |
| 2014-09-30 | (m) | (m) | $11.84M | $114.35M | (m) | (m) | (m) | (m) | (m) |
| 2014-06-30 | (m) | (m) | $11.32M | $100.56M | (m) | (m) | (m) | (m) | (m) |
| 2014-03-31 | (m) | $1.02B | $10.57M | $90.34M | (m) | (m) | 1.04% | (m) | (m) |
| 2013-12-31 | (m) | $1.04B | $9.70M | $94.44M | $11.30M | (m) | 0.93% | 8.36× | Reported |
| 2013-09-30 | (m) | $1.12B | $9.03M | $111.84M | (m) | (m) | 0.81% | (m) | (m) |
| 2013-06-30 | (m) | $1.09B | $8.39M | $110.29M | (m) | (m) | 0.77% | (m) | (m) |
| 2013-03-31 | (m) | $1.06B | $7.69M | $108.13M | $9.89M | (m) | 0.73% | 10.93× | Reported |
| 2012-12-31 | (m) | $1.04B | $7.10M | $105.90M | $9.74M | (m) | 0.68% | 10.87× | Reported |
| 2012-09-30 | (m) | $1.03B | $6.17M | $113.69M | $9.74M | (m) | 0.60% | 11.67× | Reported |
| 2012-06-30 | (m) | $1.03B | $5.47M | $124.11M | $9.79M | (m) | 0.53% | 12.68× | Reported |
| 2012-03-31 | (m) | $1.02B | $4.94M | $130.95M | $9.34M | (m) | 0.49% | 14.02× | Reported |
| 2011-12-31 | (m) | $958.18M | $4.54M | $132.76M | $9.23M | (m) | 0.47% | 14.39× | Reported |
| 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) | $757.81M | (m) | $92.24M | (m) | (m) | (m) | (m) | (m) |
| 2010-12-31 | (m) | $715.95M | $3.88M | $78.00M | $10.27M | (m) | 0.54% | 7.60× | 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) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | (m) | $490.27M | $3.44M | $-15.32M | $9.33M | (m) | 0.70% | -1.64× | 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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