MP Materials (MP) Inventory (2019 - 2026)
MP Materials' Inventory came in at $173.43 million for Q2 2026, up 35.4% from $128.05 million a year earlier and up 2.5% from the prior quarter.
Powered by 
Analysis
MP Materials (MP) Inventory (2019 - 2026) Analysis & Trends
At the end of FY2025, MP Materials' Inventory was $171.56 million, up 59.0% from FY2024.
- Inventory has increased in each of the last six years, with a five-year compound annual growth rate of 39.7% (FY2020 to FY2025).
- Going back by year, Inventory was $107.91 million in FY2024 (+13.4%), $95.18 million in FY2023 (+65.4%), $57.55 million in FY2022 (+48.7%) and $38.69 million in FY2021 (+19.9%).
- The Q2 2026 figure represents the highest quarterly Inventory in data going back to Q4 2019.
- Year-over-year, Inventory has increased for 19 consecutive quarters, with growth averaging 30.4% over the last eight quarters.
- The year-over-year growth in Inventory has ranged between 11.0% (Q2 2025) and 80.6% (Q3 2022) over the last five years.
- Business Quant data shows MP's Inventory at $169.19 million (Q1 2026), $171.56 million (Q4 2025) and $144.37 million (Q3 2025) in the three quarters before Q2 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Inventory (Qtr) |
|---|---|---|---|---|---|
| 1 | Rio Tinto | 182.38 Bn | 151.41 Bn | - | 7.73 Bn |
| 2 | Southern Copper | 168.88 Bn | 147.66 Bn | 2.90 Bn | 1.06 Bn |
| 3 | Rio Tinto | 143.17 Bn | 103.68 Bn | - | 6.97 Bn |
| 4 | Newmont | 124.96 Bn | 92.96 Bn | 4.03 Bn | 1.48 Bn |
| 5 | Freeport-Mcmoran | 99.62 Bn | 83.67 Bn | 2.19 Bn | - |
| 6 | Agnico Eagle Mines | 93.84 Bn | 83.47 Bn | 2.43 Bn | 1.62 Bn |
| 7 | Barrick Mining | 69.30 Bn | 44.49 Bn | 2.90 Bn | 2.09 Bn |
| 8 | Nucor | 59.71 Bn | 49.09 Bn | 2.03 Bn | 6.02 Bn |
| 9 | ArcelorMittal | 48.35 Bn | 27.37 Bn | - | 19.28 Bn |
| 10 | MP Materials | 6.99 Bn | 5.54 Bn | 36.20 Mn | 173.43 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 173.43 Mn |
| Mar 31, 2026 | 169.19 Mn |
| Dec 31, 2025 | 171.56 Mn |
| Sep 30, 2025 | 144.37 Mn |
| Jun 30, 2025 | 128.05 Mn |
| Mar 31, 2025 | 133.08 Mn |
| Dec 31, 2024 | 107.91 Mn |
| Sep 30, 2024 | 116.70 Mn |
| Jun 30, 2024 | 115.38 Mn |
| Mar 31, 2024 | 108.51 Mn |
| Dec 31, 2023 | 95.18 Mn |
| Sep 30, 2023 | 77.18 Mn |
| Jun 30, 2023 | 67.78 Mn |
| Mar 31, 2023 | 61.80 Mn |
| Dec 31, 2022 | 57.55 Mn |
| Sep 30, 2022 | 61.65 Mn |
| Jun 30, 2022 | 42.24 Mn |
| Mar 31, 2022 | 39.62 Mn |
| Dec 31, 2021 | 38.69 Mn |
| Sep 30, 2021 | 34.13 Mn |
API Access
MP Materials Inventory API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=inventory&ticker=MP&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "inventory", "ticker": "MP", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=inventory&ticker=MP&period=max&api_key=YOUR_API_KEY");
const data = await res.json();