Goldman Sachs Research Review: Seagate's Strong Guidance Extends High Profitability, HDD Supply Discipline Determines Sustainability

By Rita

Strong results do not necessarily lead to strong stock performance. Seagate posted a 57.8% gross margin and 50.7% operating margin. In its October 27, 2026 report, Goldman Sachs Group said a higher mix of high-capacity HDDs and tight supply-demand continue to support the company's operating performance; next-quarter guidance also exceeded market consensus.

Western Digital's previous strong results have already raised investors' expectations for Seagate. Goldman Sachs therefore expects the stock could still slip modestly in the short term. It remains optimistic about the operating trend but more cautious on near-term expectation gaps, with the focus shifting to supply discipline, HDD pricing, and delivery of new technologies.

High Expectations Raise the Bar for Results

Goldman Sachs' conversations with investors show that positioning ahead of earnings was not uniform. Tight supply-demand in hard disk drives (HDDs) and a rising mix of higher-capacity products supported bullish views; potential new capacity from competitors left questions about earnings sustainability. Confidence in current operating conditions and concern about future supply increases could coexist in pre-earnings market expectations.

Revenue this quarter was USD 4.233 billion, up 61.0% year over year and 16.6% quarter over quarter. Compared with the market consensus of USD 4.141 billion, revenue exceeded expectations by 2.2%. Goldman Sachs therefore classified the quarter as broadly in line with expectations with a slight beat. The market had already expected strong growth, so the earnings release delivered limited additional upside.

The profitability side showed a similar pattern. The company's non-GAAP diluted EPS was USD 7.68, above the market expectation of USD 7.42, a 3.5% beat. Gross margin was 0.2 percentage points above consensus, and operating margin was also slightly above market expectations. Absolute profitability was strong, but the magnitude of the beat versus existing expectations was relatively moderate.

Goldman Sachs did not equate strong results with short-term share-price gains. Investors had already formed high expectations for tight supply-demand and an improved product mix, so earnings still needed to provide incremental information. For a closely watched cyclical stock, an improving operating trend and the same-day trading reaction can still be separated by expectation gaps.

Next-Quarter Guidance Continues to Move Higher

For the next quarter, the company's revenue guidance range was USD 4.7 billion to USD 4.9 billion, with a midpoint of USD 4.8 billion. Market consensus was USD 4.5 billion, and Goldman Sachs' prior estimate was about USD 4.6 billion. On the comparison basis in the report, the guidance midpoint was 6.7% and 4.4% above market and Goldman Sachs expectations, respectively, making the revenue beat larger than this quarter's.

The EPS guidance range was USD 9.00 to USD 9.40, with a midpoint of USD 9.20. Market consensus was USD 8.54, and Goldman Sachs' prior estimate was USD 8.66. The guidance midpoint was 7.8% and 6.2% above both, respectively. With revenue and earnings per share simultaneously exceeding prior forecasts, Goldman Sachs' long-term bullish view continued to be supported.

Based on the company's guidance midpoint, next-quarter revenue is expected to rise 96.4% year over year and 13.4% quarter over quarter. Goldman Sachs' positive view is therefore supported by both growth speed and profitability levels. An improved mix of higher-capacity products and tight industry supply-demand continue to underpin this operating upcycle.

HDD pricing has therefore become a key tracking focus for Goldman Sachs. The product mix upgrade toward higher capacities supports the company's improved operating performance, while pricing determines how much of the tight supply-demand can be converted into profits. Goldman Sachs put pricing outlook alongside strong guidance, focusing on the sustainability of this upcycle.

Capacity Expansion News Tests Supply Discipline

News that Toshiba plans to significantly increase HDD capacity was listed by Goldman Sachs as the top agenda item for the earnings call. Investors were bullish on tight supply-demand but concerned that new capacity could change the industry balance. This was also an important reason for divergent positioning before earnings.

Goldman Sachs cited a lack of supply restraint by Seagate itself or the industry overall as one of the main downside risks to its price target. This risk directly corresponds to the current investment premise: tight supply-demand supports profitability, but if the industry adds supply too quickly, existing pricing conditions will be tested. Competitors' actions therefore affect the duration of Seagate's future earnings strength.

In line with Goldman Sachs' assessment, industry profitability improvement is closely linked to supply discipline. When demand is strong, new capacity can expand sales; if supply increases too quickly, prices and profits come under pressure. The stronger current profitability is, the more likely the impact of competitors' capacity expansion becomes a point of market debate.

Goldman Sachs also listed capital return plans among the earnings call focus areas. Capacity expansion and shareholder returns are both important uses of cash during a strong profitability phase. Given the report's emphasis on supply discipline, capital allocation is also a key lens for understanding how management plans this growth cycle.

Technology Delivery Supports Long-Term Valuation

On the technology side, Goldman Sachs is closely tracking when heat-assisted magnetic recording (HAMR) hard-drive shipments will reach a crossover point. As the new technology gains weight in the shipment mix, product upgrades will flow more directly into operating results. Progress on major-customer qualification determines whether this upgrade path can advance smoothly.

Goldman Sachs cites difficulty qualifying HAMR with major customers as a key downside risk. This, together with supply discipline, forms two separate tests: the former concerns Seagate's product upgrade, while the latter concerns industry pricing. Technology delivery and supply management jointly determine how long elevated profitability can last.

On valuation, Goldman Sachs maintains a Buy rating and a 12-month price target of $960. It uses normalized EPS of $40 as the earnings base and applies a 24x P/E multiple. This valuation framework focuses on sustained profitability, consistent with the report's emphasis on supply discipline and technology execution.

The value of this quick note lies in retaining two time horizons simultaneously. Near term, the market may demand results above consensus; longer term, Goldman Sachs remains constructive on Seagate's profitability under tight supply-demand conditions and product upgrades. The most useful follow-up information will come from hard-drive prices, competitors' effective supply, and HAMR customer qualification and shipment pace.

For investors tracking this hard-drive cycle, Goldman Sachs' key clue is to watch two indicators: whether industry effective supply remains disciplined, and whether HAMR customer qualification advances on schedule. Before these two variables are realized, strong guidance may support earnings but may not immediately support valuation.

Disclaimer

This article is a compilation and interpretation by Chaoyang Research of a third-party broker research report (Goldman Sachs Group, October 27, 2026), combined with publicly available market information. The ratings, price targets, earnings forecasts, and related judgments cited herein are the views of the broker's analysts, representing only their affiliated institution's stance. They do not represent the views of Chaoyang Research and do not constitute investment advice.

Markets involve risk, and decisions should be made independently. This article should not be used as a basis for buying or selling any securities.

Source: Shenchao TechFlow