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USA Rare Earth Stock Erases 9% Surge as Serra Verde Deal Adds 126.85 Million Shares

4 min read
Roman PerkowskiRoman Perkowski

NEW YORK, Sept. 5, 2026, 12:48 a.m. EDT — USA Rare Earth NASDAQ:USAR briefly gained 8.8% Friday, then closed lower. The reversal came as investors absorbed the share cost of its Serra Verde purchase.

  • The merger issued 126.85 million shares and paid $300 million in cash.
  • That issuance equals 59.5% of USAR’s first-half weighted-average share count.
  • Serra Verde targets 4,000 tonnes of annualized TREO output by year-end.

The acquisition gives USAR a producing Brazilian rare-earth asset. It also sets a demanding valuation test: output must climb before the new equity becomes freely tradable.

Friday’s tape caught that tension. The stock reached $19.25 after opening at $18.65. It finished at $17.61, down 0.5%, on 22.2 million shares.

A morning surge became a lower close

USAR regular-session OHLC, Friday, Sept. 4

Friday range and bodyPrevious close: $17.69
An OHLC chart shows USA Rare Earth opening at 18 dollars 65 cents, reaching 19 dollars 25 cents, falling as low as 17 dollars 20 cents and closing at 17 dollars 61 cents. $19.50$18.75$18.00$17.25 Prev. $17.69 High $19.25Open $18.65Close $17.61Low $17.20 A mobile OHLC chart shows USA Rare Earth opening at 18 dollars 65 cents, reaching 19 dollars 25 cents, falling as low as 17 dollars 20 cents and closing at 17 dollars 61 cents. High $19.25Open $18.65Prev. $17.69Close $17.61Low $17.20

Price and volume as of the . Source: Yahoo Finance market data. The market is closed for the weekend.

The deal closed Thursday, according to USAR’s Form 8-K. Sellers received 126,849,307 USAR shares, plus $300 million in cash.

The filing values the equity consideration at $2.264 billion. Purchase accounting puts total consideration at $2.574 billion, including option expense.

That equity does not hit the market at once. One-third has no lock-up. Equal portions face 90-day and 180-day restrictions.

The new shares are large, and the unlock is staggered

Pro forma EPS denominator comparison and merger-share restrictions

USAR H1 WEIGHTED AVERAGE213.35mhistorical basic and diluted shares
MERGER SHARES126.85m59.5% of the historical denominator
PRO FORMA DENOMINATOR340.20mexcludes potentially dilutive securities
No lock-up90 days180 days
Immediately tradable portionLater supply
The 340.20 million figure is a pro forma weighted-average denominator, not a live exchange share count. A separate DOC warrant for 17.60 million shares was excluded from diluted loss per share as anti-dilutive.

Sources: USAR pro forma financials and Sept. 4 Form 8-K. Figures cover the six months ended June 30, 2026.

USAR promised a resale registration filing on the first business day after closing. Registration does not force a sale. It can still increase available supply.

A rough valuation check shows the hurdle. Multiplying the pro forma denominator by Friday’s close produces about $6.0 billion. That is illustrative, not a reported market capitalization.

The combined business reported $12.1 million of pro forma revenue for the first half. Cost of revenue reached $18.3 million, producing a $6.2 million gross loss.

Operating loss was $124.6 million. Estimated transaction costs contributed $96.4 million, so that figure is unusually burdened. The gross loss is harder to wave away.

Cash is substantial; operating proof is still early

Unaudited pro forma results and company production targets

H1 REVENUE$12.1mcombined pro forma
H1 GROSS RESULT−$6.2mcost exceeded revenue
H1 OPERATING LOSS−$124.6mincludes deal costs
PRO FORMA CASH$1.39bnas of June 30
4,000 tpatargeted TREO run-rate by end-2026
6,400 tpaaverage output target after stage-two expansion
An offtake agreement covers 100% of phase-one rare-earth products, with limited carve-outs. It includes escalating floor prices, but deliveries had not started at the pro forma transaction date.

Sources: unaudited pro forma filing and company merger-completion release. Production figures are company targets, not realized output.

The enlarged balance sheet provides management with some time. Pro forma cash was $1.39 billion at June 30, after giving effect to the $300 million payment and other adjustments.

Serra Verde also brought debt. Its DFC facility had $425 million outstanding at June 30. A $100 million tranche was extinguished when associated warrants converted at closing.

Now the enlarged mine portfolio must deliver stronger output. Serra Verde began production in January 2024 and remains in optimization. USAR targets a 4,000-tonne annualized TREO rate by year-end.

Stage two aims for average annual production of 6,400 tonnes. Commissioning is expected within 12 months. Both milestones remain company forecasts rather than realized production.

The offtake contract softens demand risk. It covers all phase-one output, subject to limited carve-outs. Floor pricing also protects part of the commodity economics.

Executive Chair Michael Blitzer said “our focus now turns to execution.” That is the right test. Integration alone cannot repair negative gross profit.

Leadership is changing alongside the assets. Serra Verde chief Thras Moraitis becomes USAR chief executive on Oct. 1, replacing the retiring Barbara Humpton.

Risks: Mine ramp-ups often face delays, cost inflation and recovery shortfalls. Brazil adds currency, tax and permitting exposure. Later share unlocks could pressure the stock.

Monday’s first signal will be trading around $17.69, Friday’s reference close. The larger test takes months: higher output, positive gross profit and evidence that locked shares find orderly buyers.

Sources

Roman Perkowski

About the author

Roman Perkowski

Roman Perkowski is a senior markets reporter at TechStock² covering company news, technology shares and economic developments across global equity markets. He graduated from the Cracow University of Economics and previously worked in investment research and corporate finance. Follow him on Google News.