Portman Square Capital 13F: New $14M Stake in MP Materials (MP)

Portman Square Capital has opened a new position in MP Materials Corp. (NYSE: MP), acquiring 301,468 shares worth approximately $14.3 million. This investment was disclosed in a filing on October 15, 2026, which reflects the fund's holdings as of the reporting period and may not represent its current position.

What Changed in Portman Square Capital's MP Materials Position

Portman Square Capital took a significant step by adding 301,468 shares of MP Materials Corp., marking the fund's first stake in the company. This new position is valued at about $14,256,422.

Other Institutional Activity in MP Materials

In the most recent reporting period ending June 30, 2026, several other funds held positions in MP Materials. Hancock Prospecting Pty Ltd maintained its holdings at 14,861,212 shares valued at roughly $596.9 million. Blackrock Inc. holds 14,737,381 shares, which are valued at about $592 million, having trimmed its stake slightly by 8,848 shares. State Street Corporation increased its holdings by 376,519 shares, bringing its total to 7,773,746 shares worth around $312.3 million. Vanguard Capital Management LLC also boosted its position, adding 62,552 shares for a total of 6,936,364 shares valued at about $278.6 million.

MP Materials Corp. Stock Up 0.9%

MP Materials shares recently traded around $40.32, which is more than 52% below the 52-week high of $84.15. The stock is also 28.5% under its 200-day moving average of $56.38, indicating a downward trend in its recent performance.

Recent Earnings

For the trailing twelve months, MP Materials reported revenue of approximately $416.2 million with a year-over-year growth rate of 119.7%. However, the company is currently experiencing a net margin of -14.6% and a return on equity (ROE) of -3.6%. The next earnings report is scheduled for November 5, 2026.

Insider Buying and Selling at MP Materials Corp.

Recent insider activity includes several sales on June 15, 2026, where insiders Connie Duckworth, Randall Weisenburger, and Maryanne Lavan each sold 3,998 shares. Additionally, Connie Duckworth purchased 624 shares on June 30, 2026. None of these transactions appear to have been executed under a Rule 10b5-1 plan.

Analysts Set New Price Targets

Analysts have mixed views on MP Materials. On July 29, 2026, JP Morgan maintained its Overweight rating but lowered the price target to $60 from $75. DA Davidson also kept its Buy rating with a target of $82 on August 24, 2026. Freedom Broker initiated coverage with a Hold rating and a target of $57 on September 16, 2026. The consensus recommendation from 17 analysts gives a strong buy outlook with a mean target price of $72.12.

About MP Materials Corp.

MP Materials Corp., based in Las Vegas, NV, produces rare earth materials essential for various technologies. The company operates the Mountain Pass Rare Earth Mine and has a focus on producing magnetic materials such as NdFeB permanent magnets. This new investment comes at a time when demand for rare earth materials is increasing, reflecting the importance of the sector in modern manufacturing.

Bottom Line

As of now, investors should watch for MP Materials' upcoming earnings announcement on November 5, 2026, and any further filings from Portman Square Capital. The fund's recent new position adds intrigue about its future moves in the rare earth materials market.