Insiders Trades

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RC

Ryan Corbett

CFO

Chief Financial Officer

US·SEC (Form 4)

MP Materials Corp. / DE

Insider activity · 24 months0 buys6 salesCumulative net flow

Nov 24 · 0 buys · 1 saleDec 24 · 0 buys · 0 salesJan 25 · 0 buys · 0 salesFeb 25 · 0 buys · 0 salesMar 25 · 0 buys · 1 saleApr 25 · 0 buys · 0 salesMay 25 · 0 buys · 0 salesJun 25 · 0 buys · 0 salesJul 25 · 0 buys · 0 salesAug 25 · 0 buys · 0 salesSept 25 · 0 buys · 0 salesOct 25 · 0 buys · 0 salesNov 25 · 0 buys · 1 saleDec 25 · 0 buys · 1 saleJan 26 · 0 buys · 0 salesFeb 26 · 0 buys · 0 salesMar 26 · 0 buys · 1 saleApr 26 · 0 buys · 0 salesMay 26 · 0 buys · 1 saleJun 26 · 0 buys · 0 salesJul 26 · 0 buys · 0 salesAug 26 · 0 buys · 0 salesSept 26 · 0 buys · 0 salesOct 26 · 0 buys · 0 sales

Total declarations

20

Company

1

▲ Purchases (0 ops.)

—

▼ Sales (9 ops.)

€9.2M

Latest filing published 08 May 2026 for MP Materials Corp. / DE, €1.3M. Read the official filing

Filing timeline

BuySale

Ryan Corbett

Insider track record

Disclosed buys

0

Disclosed sells

9

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Ryan Corbett: trading record in brief

Ryan Corbett (finance chief) discloses dealings in MP Materials Corp. / DE to SEC (Form 4). Between 22 June 2021 and 8 May 2026, the trades on record add up to 20 filings.

Every open-market trade on record is a sale: 9 sales worth €9.2M. Other entries cover 11 share grants. Since January 2026: no purchases and 2 sales on the market.

The newest entry dates from 8 May 2026: an open-market sale of €1.3M, in MP Materials Corp. / DE. The median gap between a trade and its publication by SEC (Form 4) is 2 days. US insiders must file a Form 4 within two business days of a trade. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.

Companies and markets linked to Ryan Corbett

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

MP Materials Corp. / DE (US)

Declarations20 total

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Chief Financial OfficerExecutives8 May 2026MP Materials Corp. / DE

2M USD41SEC ↗

20,000 shares@ US$75.000.012% mcap12.5% of flowCommon StockSEC:0001831686-26-000007:0

▼

Chief Financial OfficerExecutives17 Mar 2026MP Materials Corp. / DE

3M USD40SEC ↗

46,000 shares@ US$60.000.022% mcap23.5% of flowCommon StockSEC:0001831686-26-000005:0

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Chief Financial OfficerExecutives12 Jan 2026MP Materials Corp. / DE

16,573 shares0Common StockSEC:0001831686-26-000003:0

▼

Chief Financial OfficerExecutives9 Dec 2025MP Materials Corp. / DE

2M USD40SEC ↗

38,146 shares@ US$60.0018.1% of flowCommon StockSEC:0001831686-25-000009:0

▼

Chief Financial OfficerExecutives17 Nov 2025MP Materials Corp. / DE

1M USD27SEC ↗

20,000 shares@ US$57.7211.2% of flowCommon StockSEC:0001831686-25-000005:0

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Chief Financial OfficerExecutives14 Mar 2025MP Materials Corp. / DE

375,000 USD42SEC ↗

15,000 shares@ US$25.002.7% of flowCommon StockSEC:0001628280-25-013604:0

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Chief Financial OfficerExecutives12 Jan 2025MP Materials Corp. / DE

155,472 USD30SEC ↗

7,872 shares@ US$19.751.2% of flowCommon StockSEC:0001628280-25-001547:0

▼

Chief Financial OfficerExecutives29 Nov 2024MP Materials Corp. / DE

752,500 USD46SEC ↗

35,000 shares@ US$21.505.5% of flowCommon StockSEC:0001831686-24-000006:0

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Chief Financial OfficerExecutives17 Nov 2024MP Materials Corp. / DE

270,635 USD30SEC ↗

14,805 shares@ US$18.282.0% of flowCommon StockSEC:0001831686-24-000004:0

▼

Chief Financial OfficerExecutives28 May 2024MP Materials Corp. / DE

846,500 USD43SEC ↗

50,000 shares@ US$16.936.1% of flowCommon StockSEC:0001801368-24-000054:0

◆

Chief Financial OfficerExecutives16 Mar 2024MP Materials Corp. / DE

4,017 USD30SEC ↗

289 shares@ US$13.900.0% of flowCommon StockSEC:0001831686-24-000001:0

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Chief Financial OfficerExecutives12 Jan 2024MP Materials Corp. / DE

74,347 shares0Common StockSEC:0001209191-24-001656:0

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Chief Financial OfficerExecutives16 Mar 2023MP Materials Corp. / DE

3,204 USD30SEC ↗

116 shares@ US$27.620.0% of flowCommon StockSEC:0001209191-23-019591:0

◆

Chief Financial OfficerExecutives13 Jan 2023MP Materials Corp. / DE

16,931 shares0Class A Common StockSEC:0001209191-23-003594:0

◆

Chief Financial OfficerExecutives17 Nov 2022MP Materials Corp. / DE

438,345 USD30SEC ↗

13,500 shares@ US$32.473.3% of flowCommon StockSEC:0001209191-22-057993:0

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Chief Financial OfficerExecutives2 Jun 2022MP Materials Corp. / DE

216,000 USD38SEC ↗

5,400 shares@ US$40.000.0018% mcap2.0% of flowCommon StockSEC:0001209191-22-034213:0

◆

Chief Financial OfficerExecutives16 Mar 2022MP Materials Corp. / DE

5,010 USD23SEC ↗

114 shares@ US$43.950.0000% mcap0.0% of flowClass A Common StockSEC:0001209191-22-019767:0

◆

Chief Financial OfficerExecutives14 Jan 2022MP Materials Corp. / DE

25,000 shares0Common StockSEC:0001209191-22-003537:0

◆

Chief Financial OfficerExecutives17 Nov 2021MP Materials Corp. / DE

903,510 USD25SEC ↗

20,249 shares@ US$44.620.0073% mcap7.8% of flowCommon StockSEC:0001209191-21-065866:0

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Chief Financial OfficerExecutives22 Jun 2021MP Materials Corp. / DE

630,513 USD19SEC ↗

19,815 shares@ US$31.824.9% of flowCommon StockSEC:0001209191-21-043018:0

20 of 20 declarations