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Side-by-side financial comparison of MP Materials Corp. (MP) and Energy Vault Holdings, Inc. (NRGV). Click either name above to swap in a different company.
MP Materials Corp. is the larger business by last-quarter revenue ($52.7M vs $33.3M, roughly 1.6× Energy Vault Holdings, Inc.). MP Materials Corp. runs the higher net margin — 17.9% vs -80.5%, a 98.4% gap on every dollar of revenue. On growth, Energy Vault Holdings, Inc. posted the faster year-over-year revenue change (2678.9% vs -13.6%). Energy Vault Holdings, Inc. produced more free cash flow last quarter ($-27.2M vs $-109.3M). Over the past eight quarters, MP Materials Corp.'s revenue compounded faster (4.0% CAGR vs -46.9%).
MP Materials Corp. is a U.S.-based producer of rare earth materials. The company owns and operates the Mountain Pass mine in California, the only active rare earth mining and processing facility in the Western Hemisphere, producing essential materials for electric vehicles, wind turbines, and defense applications.
Energy Vault is a global energy storage company specializing in gravity and kinetic energy based, long-duration energy storage products. Energy Vault's primary product is a gravity battery to store energy by stacking heavy blocks made of composite material into a structure, capturing potential energy in the elevation gain of the blocks. When demand for electricity is high, these blocks are lowered with the motors functioning as generators and delivering electricity to the grid.
MP vs NRGV — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2025
| Metric | | |
|---|---|---|
| Revenue | $52.7M | $33.3M |
| Net Profit | $9.4M | $-26.8M |
| Gross Margin | — | 27.0% |
| Operating Margin | -7.0% | -52.8% |
| Net Margin | 17.9% | -80.5% |
| Revenue YoY | -13.6% | 2678.9% |
| Net Profit YoY | 142.2% | -0.8% |
| EPS (diluted) | $0.07 | $-0.16 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $52.7M | — | ||
| Q3 25 | $53.6M | $33.3M | ||
| Q2 25 | $57.4M | $8.5M | ||
| Q1 25 | $60.8M | $8.5M | ||
| Q4 24 | $61.0M | $33.5M | ||
| Q3 24 | $62.9M | $1.2M | ||
| Q2 24 | $31.3M | $3.8M | ||
| Q1 24 | $48.7M | $7.8M |
| Q4 25 | $9.4M | — | ||
| Q3 25 | $-41.8M | $-26.8M | ||
| Q2 25 | $-30.9M | $-34.9M | ||
| Q1 25 | $-22.6M | $-21.1M | ||
| Q4 24 | $-22.3M | $-61.8M | ||
| Q3 24 | $-25.5M | $-26.6M | ||
| Q2 24 | $-34.1M | $-26.2M | ||
| Q1 24 | $16.5M | $-21.1M |
| Q4 25 | — | — | ||
| Q3 25 | — | 27.0% | ||
| Q2 25 | — | 29.6% | ||
| Q1 25 | — | 57.1% | ||
| Q4 24 | — | 7.7% | ||
| Q3 24 | — | 40.3% | ||
| Q2 24 | — | 27.8% | ||
| Q1 24 | — | 26.7% |
| Q4 25 | -7.0% | — | ||
| Q3 25 | -125.2% | -52.8% | ||
| Q2 25 | -76.5% | -330.7% | ||
| Q1 25 | -57.2% | -244.8% | ||
| Q4 24 | -72.1% | -150.6% | ||
| Q3 24 | -62.8% | -2258.1% | ||
| Q2 24 | -171.1% | -739.7% | ||
| Q1 24 | -66.6% | -317.4% |
| Q4 25 | 17.9% | — | ||
| Q3 25 | -78.0% | -80.5% | ||
| Q2 25 | -53.8% | -410.3% | ||
| Q1 25 | -37.2% | -247.7% | ||
| Q4 24 | -36.6% | -184.7% | ||
| Q3 24 | -40.5% | -2217.9% | ||
| Q2 24 | -108.9% | -694.6% | ||
| Q1 24 | 33.9% | -272.4% |
| Q4 25 | $0.07 | — | ||
| Q3 25 | $-0.24 | $-0.16 | ||
| Q2 25 | $-0.19 | $-0.22 | ||
| Q1 25 | $-0.14 | $-0.14 | ||
| Q4 24 | $-0.12 | $-0.41 | ||
| Q3 24 | $-0.16 | $-0.18 | ||
| Q2 24 | $-0.21 | $-0.18 | ||
| Q1 24 | $-0.08 | $-0.14 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.2B | $32.7M |
| Total DebtLower is stronger | $998.7M | — |
| Stockholders' EquityBook value | $2.0B | $80.5M |
| Total Assets | $3.9B | $281.9M |
| Debt / EquityLower = less leverage | 0.50× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $1.2B | — | ||
| Q3 25 | $1.1B | $32.7M | ||
| Q2 25 | $261.5M | $22.3M | ||
| Q1 25 | $198.3M | $21.2M | ||
| Q4 24 | $282.4M | $30.0M | ||
| Q3 24 | $284.4M | $51.1M | ||
| Q2 24 | $295.6M | $106.8M | ||
| Q1 24 | $296.5M | $135.8M |
| Q4 25 | $998.7M | — | ||
| Q3 25 | $997.3M | — | ||
| Q2 25 | $910.8M | — | ||
| Q1 25 | $909.8M | — | ||
| Q4 24 | $908.7M | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | $2.0B | — | ||
| Q3 25 | $2.0B | $80.5M | ||
| Q2 25 | $1.0B | $90.3M | ||
| Q1 25 | $1.0B | $114.9M | ||
| Q4 24 | $1.1B | $126.3M | ||
| Q3 24 | $1.1B | $179.1M | ||
| Q2 24 | $1.1B | $195.6M | ||
| Q1 24 | $1.1B | $212.3M |
| Q4 25 | $3.9B | — | ||
| Q3 25 | $3.8B | $281.9M | ||
| Q2 25 | $2.3B | $248.8M | ||
| Q1 25 | $2.4B | $217.4M | ||
| Q4 24 | $2.3B | $183.9M | ||
| Q3 24 | $2.3B | $252.9M | ||
| Q2 24 | $2.4B | $255.6M | ||
| Q1 24 | $2.4B | $285.9M |
| Q4 25 | 0.50× | — | ||
| Q3 25 | 0.51× | — | ||
| Q2 25 | 0.90× | — | ||
| Q1 25 | 0.88× | — | ||
| Q4 24 | 0.86× | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-46.9M | $-11.7M |
| Free Cash FlowOCF − Capex | $-109.3M | $-27.2M |
| FCF MarginFCF / Revenue | -207.4% | -81.5% |
| Capex IntensityCapex / Revenue | 118.5% | 46.4% |
| Cash ConversionOCF / Net Profit | -4.97× | — |
| TTM Free Cash FlowTrailing 4 quarters | $-328.1M | $-75.1M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-46.9M | — | ||
| Q3 25 | $-42.0M | $-11.7M | ||
| Q2 25 | $-3.7M | $15.4M | ||
| Q1 25 | $-63.2M | $-2.7M | ||
| Q4 24 | $30.5M | $-34.8M | ||
| Q3 24 | $-6.8M | $-9.2M | ||
| Q2 24 | $30.8M | $-12.8M | ||
| Q1 24 | $-41.1M | $947.0K |
| Q4 25 | $-109.3M | — | ||
| Q3 25 | $-92.5M | $-27.2M | ||
| Q2 25 | $-32.7M | $6.9M | ||
| Q1 25 | $-93.7M | $-9.5M | ||
| Q4 24 | $-11.2M | $-45.4M | ||
| Q3 24 | $-53.3M | $-36.4M | ||
| Q2 24 | $-15.6M | $-25.1M | ||
| Q1 24 | $-93.0M | $-7.8M |
| Q4 25 | -207.4% | — | ||
| Q3 25 | -172.8% | -81.5% | ||
| Q2 25 | -56.9% | 81.6% | ||
| Q1 25 | -154.0% | -111.5% | ||
| Q4 24 | -18.3% | -135.5% | ||
| Q3 24 | -84.7% | -3039.9% | ||
| Q2 24 | -50.1% | -665.1% | ||
| Q1 24 | -191.0% | -100.8% |
| Q4 25 | 118.5% | — | ||
| Q3 25 | 94.3% | 46.4% | ||
| Q2 25 | 50.5% | 98.8% | ||
| Q1 25 | 50.1% | 79.5% | ||
| Q4 24 | 68.3% | 31.5% | ||
| Q3 24 | 73.8% | 2273.1% | ||
| Q2 24 | 148.7% | 325.8% | ||
| Q1 24 | 106.5% | 113.0% |
| Q4 25 | -4.97× | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | -2.49× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
MP
| Materials Segment | $35.6M | 68% |
| Other | $17.1M | 32% |
NRGV
Segment breakdown not available.
