TMC the metals Co Inc.
TMC, TMCWW · Metal Mining · 433.2M shares · +16%/yr ↑ dilution · EDGAR filings ↗
Grade
D48Pre-revenue deep-sea mining developer with a large resource but binary regulatory risk.
Strengths
- Solid liquidity (current ratio ~2.0) and ~12 quarters of cash runway (90th pct)
- World's largest estimated undeveloped seabed nickel/copper/cobalt/manganese resource with first declared seafloor reserves
Risks
- No revenue and negative returns (ROA -1.76); binary dependence on NOAA/ISA permitting never yet granted commercially
- Capital-intensive, unproven offshore collection technology and reliance on a single key partner (Allseas)
Notable findings
- Cash burnNegative free cash flow (-43.1M)
- Chronic dilutionShare count +16%/yr over 4y (dilution, book value/share -120%)
- Strong balance sheetStrong balance sheet — $131M cash & investments, ~12 quarters of runway
Key metrics
Return on equity
956.4%
Return on assets
-176.1%
Current ratio
2.0×
Free cash flow
-$43M
Tangible book value
-$36M
Cash & investments
$131M
Cash runway
12q
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-05-29 | 2026-05-28 | 0001104659-26-068344 ↗ |
| 8-K | 2026-05-28 | 2026-05-26 | 0001104659-26-067275 ↗ |
| 8-K | 2026-05-14 | 2026-05-14 | 0001104659-26-061202 ↗ |
| 10-Q | 2026-05-14 | 2026-03-31 | 0001104659-26-061357 ↗ |
| 8-K | 2026-05-01 | 2026-04-28 | 0001104659-26-053506 ↗ |
| 10-K | 2026-03-31 | 2025-12-31 | 0001104659-26-037863 ↗ |
| 8-K | 2026-03-27 | 2026-03-27 | 0001104659-26-035748 ↗ |
| 8-K | 2026-03-09 | 2026-03-06 | 0001104659-26-024999 ↗ |
| 8-K | 2026-01-22 | 2026-01-22 | 0001104659-26-005629 ↗ |
| 8-K | 2026-01-02 | 2026-01-01 | 0001104659-26-000247 ↗ |
| 8-K | 2025-11-13 | 2025-11-13 | 0001104659-25-111272 ↗ |
| 10-Q | 2025-11-13 | 2025-09-30 | 0001104659-25-111264 ↗ |