LIGHTBRIDGE CORPORATION (LTBR) 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 | 13.16M USD | Research and Development Expense |
| Revenue | 0.00 USD | |
| Stock-based compensation | 7.62M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | -29.24M 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 | $13.16M | $0.00 | $7.62M | $-29.24M | (m) | (m) | (m) | (m) | (m) |
| 2026-03-31 | $10.89M | $0.00 | $6.93M | $-25.76M | (m) | (m) | (m) | (m) | (m) |
| 2025-12-31 | $9.21M | $0.00 | $5.79M | $-23.23M | (m) | (m) | (m) | (m) | (m) |
| 2025-09-30 | $6.71M | (m) | $4.50M | $-18.69M | (m) | (m) | (m) | (m) | (m) |
| 2025-06-30 | $5.97M | (m) | $3.29M | $-16.46M | (m) | (m) | (m) | (m) | (m) |
| 2025-03-31 | $5.24M | $0.00 | $2.94M | $-15.02M | (m) | (m) | (m) | (m) | (m) |
| 2024-12-31 | $4.60M | $0.00 | $2.04M | $-13.06M | (m) | (m) | (m) | (m) | (m) |
| 2024-09-30 | $3.79M | $0.00 | $4.03M | $-11.49M | (m) | (m) | (m) | (m) | (m) |
| 2024-06-30 | $3.04M | $0.00 | $3.94M | $-10.68M | (m) | (m) | (m) | (m) | (m) |
| 2024-03-31 | $2.50M | $0.00 | $3.87M | $-9.94M | (m) | (m) | (m) | (m) | (m) |
| 2023-12-31 | $1.92M | $0.00 | $3.70M | $-9.04M | (m) | (m) | (m) | (m) | (m) |
| 2023-09-30 | $1.44M | $0.00 | (m) | $-8.50M | (m) | (m) | (m) | (m) | (m) |
| 2023-06-30 | $1.06M | $0.00 | (m) | $-8.46M | (m) | (m) | (m) | (m) | (m) |
| 2023-03-31 | $855.04K | $0.00 | (m) | $-8.02M | (m) | (m) | (m) | (m) | (m) |
| 2022-12-31 | $669.82K | $0.00 | (m) | $-7.79M | (m) | (m) | (m) | (m) | (m) |
| 2022-09-30 | $885.27K | $0.00 | (m) | $-8.00M | (m) | (m) | (m) | (m) | (m) |
| 2022-06-30 | $1.15M | $0.00 | (m) | $-7.79M | (m) | (m) | (m) | (m) | (m) |
| 2022-03-31 | $1.26M | $0.00 | (m) | $-7.88M | (m) | (m) | (m) | (m) | (m) |
| 2021-12-31 | $1.37M | $0.00 | (m) | $-7.88M | (m) | (m) | (m) | (m) | (m) |
| 2021-09-30 | $1.21M | $0.00 | $362.81K | $-12.54M | (m) | (m) | (m) | (m) | (m) |
| 2021-06-30 | $1.03M | $0.00 | $304.57K | $-13.69M | (m) | (m) | (m) | (m) | (m) |
| 2021-03-31 | $871.25K | $0.00 | $124.32K | $-14.22M | (m) | (m) | (m) | (m) | (m) |
| 2020-12-31 | $891.63K | $0.00 | $70.34K | $-14.50M | (m) | (m) | (m) | (m) | (m) |
| 2020-09-30 | $1.22M | (m) | $256.27K | $-9.34M | (m) | (m) | (m) | (m) | (m) |
| 2020-06-30 | $1.71M | (m) | $262.70K | $-8.80M | (m) | (m) | (m) | (m) | (m) |
| 2020-03-31 | $2.14M | (m) | $493.89K | $-10.09M | (m) | (m) | (m) | (m) | (m) |
| 2019-12-31 | $2.68M | (m) | $822.82K | $-10.98M | (m) | (m) | (m) | (m) | (m) |
| 2019-09-30 | $3.36M | (m) | $1.02M | $-12.49M | (m) | (m) | (m) | (m) | (m) |
| 2019-06-30 | $3.48M | (m) | $1.53M | $-14.26M | (m) | (m) | (m) | (m) | (m) |
| 2019-03-31 | $3.47M | (m) | $1.44M | $-14.41M | (m) | (m) | (m) | (m) | (m) |
| 2018-12-31 | $3.46M | (m) | $2.38M | $-14.95M | (m) | (m) | (m) | (m) | (m) |
| 2018-09-30 | $3.13M | (m) | $2.55M | $-13.50M | (m) | (m) | (m) | (m) | (m) |
| 2018-06-30 | $2.72M | (m) | $2.19M | $-10.81M | (m) | (m) | (m) | (m) | (m) |
| 2018-03-31 | $2.73M | (m) | $2.24M | $-8.74M | (m) | (m) | (m) | (m) | (m) |
| 2017-12-31 | $2.28M | $175.45K | $1.19M | $-6.60M | $16.09K | 1301.22% | 680.16% | -409.92× | Reported |
| 2017-09-30 | $2.77M | $553.48K | $1.64M | $-7.80M | $28.42K | 499.75% | 296.14% | -274.53× | Reported |
| 2017-06-30 | $2.75M | $621.56K | $1.86M | $-7.71M | $25.09K | 442.85% | 299.46% | -307.28× | Reported |
| 2017-03-31 | $2.63M | $729.52K | $2.03M | $-7.67M | (m) | 360.02% | 278.02% | (m) | (m) |
| 2016-12-31 | $2.75M | $760.58K | $1.98M | $-7.63M | $29.39K | 361.35% | 260.86% | -259.81× | Reported |
| 2016-09-30 | $2.02M | $626.45K | $1.81M | $-7.37M | (m) | 323.19% | 288.50% | (m) | (m) |
| 2016-06-30 | $1.88M | $777.40K | $1.65M | $-7.12M | (m) | 242.14% | 212.23% | (m) | (m) |
| 2016-03-31 | $1.86M | $953.18K | $1.99M | $-7.12M | (m) | 194.88% | 208.26% | (m) | (m) |
| 2015-12-31 | $1.48M | $910.53K | $1.88M | $-6.62M | (m) | 163.00% | 206.62% | (m) | (m) |
| 2015-09-30 | $1.27M | $1.09M | $1.07M | $-4.78M | $0.00 | 116.94% | 98.57% | (m) | Reported |
| 2015-06-30 | $1.09M | $1.13M | $939.01K | $-4.28M | $0.00 | 96.16% | 83.17% | (m) | Reported |
| 2015-03-31 | $1.32M | $1.18M | $304.16K | $-4.46M | $0.00 | 111.48% | 25.78% | (m) | Reported |
| 2014-12-31 | $1.53M | $1.31M | $282.27K | $-4.82M | $0.00 | 117.13% | 21.54% | (m) | Reported |
| 2014-09-30 | $1.38M | $1.44M | $283.21K | $-5.09M | $0.00 | 96.41% | 19.73% | (m) | Reported |
| 2014-06-30 | $1.83M | $1.33M | $244.14K | $-5.66M | $0.00 | 137.30% | 18.36% | (m) | Reported |
| 2014-03-31 | $1.82M | $1.64M | $242.13K | $-4.99M | $0.00 | 110.80% | 14.77% | (m) | Reported |
| 2013-12-31 | $2.03M | $1.90M | $329.50K | $-4.85M | $0.00 | 106.66% | 17.33% | (m) | Reported |
| 2013-09-30 | $2.32M | $2.19M | $417.92K | $-4.36M | (m) | 106.00% | 19.07% | (m) | (m) |
| 2013-06-30 | $2.31M | $2.61M | $557.63K | $-4.44M | (m) | 88.30% | 21.33% | (m) | (m) |
| 2013-03-31 | $2.21M | $2.94M | $771.84K | $-4.83M | (m) | 75.31% | 26.29% | (m) | (m) |
| 2012-12-31 | $2.06M | $3.68M | $975.42K | $-4.50M | $0.00 | 56.14% | 26.52% | (m) | Reported |
| 2012-09-30 | $2.19M | $3.66M | $1.20M | $-5.81M | (m) | 59.80% | 32.66% | (m) | (m) |
| 2012-06-30 | $2.24M | $4.72M | $1.36M | $-5.63M | (m) | 47.39% | 28.71% | (m) | (m) |
| 2012-03-31 | $2.35M | $6.04M | $1.46M | $-5.54M | (m) | 38.88% | 24.18% | (m) | (m) |
| 2011-12-31 | $2.35M | $6.36M | $1.51M | $-6.33M | (m) | 36.97% | 23.80% | (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 | $1.61M | $7.59M | $2.69M | $-7.64M | (m) | 21.19% | 35.48% | (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) |
(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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