Alcoa reports tonight with profit marked down 22% and its $5.6 billion South32 deal already funded

Alcoa▲+2.05% — Alcoa, up 2.05 percent today reports third-quarter results after the New York close tonight, and the number under test is Wall Street's, not the company's ¹. Overnight, shareholders of South32, the Australian diversified miner, voted 99.18 percent to hand Alcoa their aluminium value chain↗, from Worsley Alumina and Hillside Aluminium to the MRN bauxite mine and two Brazilian plants, in a deal worth up to $5.6 billion ². The consensus marks Alcoa's adjusted earnings for the quarter down 22 percent from the second quarter↗, to $1.65 a share ¹. The levers Alcoa declined to guide decide who is right.

Alcoa guided a small gain; the consensus models a drop

Alcoa's July outlook nets to a sequential improvement of roughly $10 million at the segment level, built from steadier running at the Pinjarra refinery and lower Canadian tariff costs against higher alumina costs ¹. That outlook explicitly does not forecast aluminium prices or regional premiums, the only levers big enough to bridge the gap from a quarter in which Alcoa realized $4,752 a tonne ¹. The sell side is edging up anyway. Zacks' most accurate estimate sits at $1.72 and its model predicts a beat ⁷. Barclays·+1.14% — Barclays, up 1.14 percent as of its last quote opened coverage on October 14 at Overweight with a $55 target, calling fears of falling aluminium prices overdone as Middle East supply constraints keep the market tight into early 2027 ⁶.

The acquisition is already paid for

The vote clears the largest shareholder hurdle on a purchase Alcoa funded weeks ago: $2.6 billion of senior notes issued through its Alumina Pty and Alcoa Nederland subsidiaries closed on September 23↗ ³. Completion is expected in the second half of South32's 2027 financial year, subject to regulatory conditions ². The purchase concentrates the weak half of the business. The Alumina segment lost $96 million in the second quarter; Aluminum earned $1.07 billion ⁴. Barclays calls the deal underappreciated and values its synergies at about $900 million of net present value ⁶.

The realized price settles it tonight

Fourteen analysts average a $59.90 target against a $40.08 close ⁵. Two lines in the release do most of the deciding: the realized aluminium price, and the mark-to-market on Alcoa's stake in the Saudi mining company Ma'aden, which can swing GAAP earnings either way while the estimates track the adjusted figure ¹. The call also follows Alcoa's October 14 statement confirming a work-related fatality at its Alumar smelter↗, which will frame the operational questions ⁵. If the realized price holds near the second quarter's level, the marked-down consensus is the outlier, not the stock.