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MP

MP Materials Corp. (MP) short interest & options flow

NYSE

MP Materials heads into its November 5 earnings report with one of the tightest short positions in the market, a 9% single-day price surge, and a borrow market so dry it has run at zero availability for weeks. The stock jumped 9.1% on October 27 to close at $40.87, adding to a 4.7% gain on the week. That rebound matters in context: the shares are still down 16% over the past month…

Latest pulse28 Oct 2026

MP short interest utilization hits 100%, the highest level in 52 weeks, as all available shares to borrow are deployed.

$37.83-1.36% 1d-7.44% 1w-19.46% 1mClose: 3 Nov 2026
Short interest % of float
High
Live SI on ORTEX →
Cost to borrow
Rising
Live CTB on ORTEX →
Availability
Low
Live availability on ORTEX →
Market cap
$6.74B
Next earnings
5 Nov 2026
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Key data as of 4 Nov 2026

ORTEX chart of MP Materials Corp. (MP) share price and short interest (% of free float), six months to November 3, 2026

Latest signals on MP

  • Utilization

    MP short interest utilization hits 100%, the highest level in 52 weeks, as all available shares to borrow are deployed.

    3 Utilization updates in 30 days

MP news and analysis

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