WEG's Generators Carry the Quarter While the Margin Story Slips
Revenue growth is back and the international mix hit a record, but the second-half margin recovery management promised in July never showed up
WEGE3.SA · Earnings Call · 2026-10-22
A growth quarter with a margin asterisk
WEG's third quarter of 2026 is a study in two directions at once. Net operating revenue returned to growth, up 5.7% year over year, and international sales reached 62.5% of the total — the highest share the company has ever recorded in generation, transmission and distribution. EBITDA of BRL 2.3 billion rose 3.1%, and ROIC climbed 0.8 percentage points to 33.2%, a level most industrial companies would trade a decade of dividends for. Underneath that, the margin went the wrong way. EBITDA margin landed at 21.6%, roughly 1.3 points below the second quarter. The reasons are not mysterious: raw material costs, above all copper and steel, plus the pre-operational personnel expense of a plant build-out that is running ahead of the revenue it will eventually generate, and U.S. tariffs. "When we compare September 2025 to September of this year in the international market, we had an increase of 40% in copper, in steel, an increase of more than 20%," CFO André Luís Rodrigues said. "Yes, we are being impacted by the tariffs." “Now, Section 232 in Mexico began to tariff the transformers that are exported to the U.S.A.” — André Luís Rodrigues, Executive (likely CFO or IR Head) · 2026-10-22 What makes this quarter different from the last four is direction, not level. On the July call, management was explicit that price adjustments made through the first half would show up in the back half. Answering a question on margin, Rodrigues said: “we also made all the movements related to prices and adjustments of the commercial strategy along the first half of the year. So we will have this contribution seen along the second half of the year.” — André Rodrigues, Executive · 2026-07-23 That contribution is not visible yet. Nine-month margin is 20.9% against 20.0% a year ago — so the year is still ahead, but the sequential inflection that was supposed to be underway has stalled. Analysts picked up on it immediately: the phrase negative vectors entered the company's keyword set for the first time this quarter, a small but telling piece of linguistic evidence that the debate has shifted from "how high" to "how much pressure." Brazil is the other soft spot. "We have seen a slowdown, not in all businesses, because paint and varnishes is still speeding up, but all the other businesses had a retraction in Brazil this quarter," André Salgueiro said, pointing to very high interest rates and election-related deferrals. The company's own keyword set reflects it: important segments — softer demand in air-conditioning motors, reducers, automation — is a fresh high-ranking phrase this quarter, and the tone on domestic short-cycle demand is a genuine change from the more bullish commentary of the prior two calls.It's a bit difficult in practice to have that reading of where the impact comes from exactly. We have seen a slowdown, not in all businesses, because paint and varnishes is still speeding up, but all the other businesses had a retraction in Brazil this quarter.
The generator, not the transformer
The genuinely new thing in the GTD segment is the mix. For three years the story has been transformers and T&D capacity. This quarter it was alternators. "The novelty of this quarter is the good performance of the generator sector. This is what most contributed to the growth of the sector, more than T&D," Salgueiro said “T&D represents 2/3 of the international market. Now, with the generator dynamic, we will have to see the growth of each of our businesses.” — André Menegueti Salgueiro, Executive (likely COO or similar operational role) · 2026-10-22 The Marathon generator business — bought partly for data-center backup power — is now the incremental driver, even though its margins remain, by management's own admission, below WEG's company average. That is the crux of the data-center exposure, and it is worth being precise about it: WEG sells into the build-out indirectly. Cooling for data centers "has grown a great deal, practically doubled vis-à-vis last year," Salgueiro noted, and in September the company announced roughly BRL 840 million to expand North American generation capacity specifically for critical power applications tied to data-center growth. The thematic fit with the global keyword complex is obvious — data center power and 800V DC have both been live global themes, and BE, Vertiv-exposed names and the electrical equipment cohort have all been discussing it. But the tape has turned. Across the global keyword history, AI data center shows six advancers against forty-eight decliners over the last ninety days — a broad de-rating of exactly the cluster WEG's growth narrative leans on. WEG is riding a wave that the market has started to price as late-cycle. Whether generators are a lagging beneficiary of already-committed builds or the first thing to slow is the single most important unasked question on this call.From paying tariffs to claiming refunds
The tariff conversation has quietly reversed polarity. In July, the entire discussion was mitigation: rates moving from 50% down to 10%, then Section 232 layering 25% onto large transformers out of Mexico, and a scramble to shift production into the U.S. and Mexico. That was the substance of the tariff answers for four straight quarters. This quarter it became a receivable. "We are seeking the reimbursement, taking all necessary measures with the authorities. The process is underway. There is no defined date for the conclusion," Salgueiro said. And on timing: “This will happen in tranches, and they will be divided into different periods. The reimbursement is not carried out in a single time, but throughout a specific period.” — André Menegueti Salgueiro, Executive (likely COO or similar operational role) · 2026-10-22 In Q3 it was immaterial. The word reimbursement spiking into WEG's keyword set for the first time is a confluence with a much larger global theme: net tariff refunds ranked third in the market's curated keywords in 2026Q3, and tariff refund was the number-one market keyword the quarter before. DECK, HAS and RTX have all flagged IEEPA refunds this reporting season. So this is a shared, sector-wide accounting event, not a WEG-specific edge — and WEG's version is explicitly unscheduled, which means it is optionality rather than an earnings lever for 2026.The new fight: Chinese competitors and a dilutive capex cycle
Quietly, a theme has entered that has little precedent in WEG's recent history. Citi's André Mazini asked directly how WEG defends low-voltage leadership against Chinese manufacturers. It produced the most expansive answer of the call — and the keyword Chinese registered its sharpest momentum spike in the company's entire tracked history this quarter.Meanwhile the production capacity build continues at full speed: BRL 905 million of capex in the quarter, 40% in Brazil and 60% abroad; a BRL 330 million BESS plant in Itajaí targeting 4 GWh and ready in the second half of next year; and a BESS auction set for early December whose volumes and rules remain undisclosed. Rodrigues was candid about the arithmetic: “At the beginning of an operation, especially at this moment where we are building greenfields, this will have an impact on the short-term ROIC.” — André Luís Rodrigues, Executive (likely CFO or IR Head) · 2026-10-22 So the shape of the next four quarters is set: a favorable favorable sales mix from long-cycle deliveries and generators, against raw-material inflation, tariff drag, greenfield dilution and a Brazilian short-cycle market waiting on elections and rate cuts. The company also confirmed a generational handover — Carlos Prinz and João Paulo Gualberto da Silva out, Sergio Scarpinelli and Paulo Sinoti in — a reminder that the operational bench that built this machine is changing at the same moment the machine is being rebuilt. What to watch: whether Q4 delivers the price-cost catch-up management promised in July, whether the December BESS auction actually gets defined rules, and whether Brazil's short-cycle freeze thaws after the election. On the tape, WEG has no price series in this dataset, so the market's verdict is unavailable — which leaves the transcript as the only evidence, and the transcript says the margin story is one quarter behind schedule.No company in the world has reached the level of verticalization that WEG has reached. To compete not only with the Chinese, but with the large manufacturers of equipment and distribution, you have to innovate, and WEG has a very strong culture of innovation.