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Call sheet · Q1'27

Western Digital (WDC)

Q1'27 earnings call · held October 22, 2026 · compared with the Q4'26 call · management-credibility review
9/12
Disclosure score
4 medium, 3 low flags
Financial quality
Bottom line
The sleeper story is that DRAM/NAND input cost inflation just showed up inside the HDD cost structure for the first time, softening the cost-per-terabyte trajectory right as management stopped giving its usual OCF/CapEx breakdown. The obvious headline, a 55% revenue beat and a 69% guide, is real, but it's being carried by pricing (ASP/TB +28%) rather than unit growth, and the binding constraint is still heads and media manufacturing capacity, explicitly not unit capacity, per management's own words: 'the CapEx is going to head in media and factory automation and not to expanding our unit capacity'. The most revealing moment was Kris's non-answer on the competitive exabyte growth gap: 'we're only guiding one quarter at a time'. My view changes if next quarter's call restores the OCF/CapEx and segment margin disclosures and if high bandwidth drives move from 'nascent' back to a specific customer count and priced product.

The 30-second version

  • DRAM/NAND inflation just cracked the cost-down story, and the cash flow disclosure got quietly thinner in the same breath
  • Beat-and-raise headline is real, but pricing is doing the heavy lifting, not units, and management won't commit to closing the exabyte gap to peers
  • High bandwidth drives regressed from a quantified product story to vague optionality

What changed this quarter

MetricQ4'26Q1'27Change
Revenue$3.75B, +44% YoY$4.4B, +55% YoY+11pt YoY acceleration
EPS$3.56, +109% YoY$4.64, +161% YoY+52pt acceleration
Operating income$1.66B, +126% YoY$2.2B, +152% YoY+26pt acceleration
Gross margin54.4%, +1,310bps YoY58.1%, +1,420bps YoY+370bps sequential expansion
Operating margin44.2%49.1%+490bps sequential
Exabytes shipped231EB, +22% YoY248EB, +22% YoY, +8% seqGrowth rate FLAT YoY, not accelerating yet
ASP per terabyte YoY growthHigh teens28%Material pricing acceleration
Cloud revenue$3.3B, 89% of rev, +43% YoY$3.9B, 88% of rev, +54% YoYFaster growth, slightly lower mix
Client revenue$225M, +61% YoY$320M, +119% YoY+58pt acceleration
Free cash flow / OCF disclosureOCF $1.4B, CapEx $108M, FCF $1.3B (full breakdown)FCF $1.4B only, no OCF/CapEx breakdown givenDisclosure granularity REGRESSED

Accountability tracked

9 new promises made4 narrative shifts flagged6 prior promises scored
Inside the full report
The complete write-up covers the full promise ledger with kept/missed calls, disclosure-quality scoring, the metrics-vanished check, verification items, and the questions to ask next quarter.
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Scores, kept-promise rates, and flags on this site reflect the author's opinion, applying a stated methodology to statements management made on public earnings calls. Informational and educational purposes only - not investment advice, a recommendation, or an offer to buy or sell any security. Sources believed reliable but not guaranteed; the author may hold positions in the securities discussed.

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