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Call sheet · Q1'25

Western Digital (WDC)

Q1'25 earnings call · held October 24, 2024 · compared with the Q4'24 call · management-credibility review
10/12
Disclosure score
1 high, 3 medium, 3 low flags
Financial quality
Bottom line
The sleeper story is enterprise SSD doubling its bit mix target to 15-20% with the NVIDIA qualification providing a competitive moat, not the headline margin beat everyone will focus on. The market sees record HDD margins and assumes peak cycle, but the 2-6 quarter customer agreements fundamentally change this from a commodity to a subscription business. The binding constraint isn't demand or technology, it's their unwillingness to add capacity without iron-clad customer commitments, which actually supports sustainable margins. Management's quote that they have 'visibility for the entire fiscal year from a number of our biggest customers' is the tell that this transformation is real. My view changes if the third hyperscaler UltraSMR ramp disappoints or if enterprise SSD ASPs crack.

The 30-second version

  • Enterprise SSD mix jumping to 15% of Flash bits is the real story, not the headline beat
  • Record HDD margins of 38.1% look sustainable as third hyperscaler adopts UltraSMR
  • Separation financing 'anticipated to start soon' suggests complexity beyond original timeline

What changed this quarter

MetricQ4'24Q1'25Change
Revenue$3.8B (YoY +41%)$4.1B (YoY +49%)+$300M sequential acceleration
Non-GAAP EPS$1.44$1.78+24% sequential beat
Gross Margin36.3%38.5%+220 bps expansion
Flash Revenue$1.8B$1.9B+7% sequential growth
HDD Revenue$2.0B$2.2B+10% to 11-quarter high
Flash Gross Margin36.5%38.9%+240 bps beyond target
HDD Gross Margin36.1%38.1%Record margin achieved
Nearline Exabytes125 EB141 EB+12% to new record
Enterprise SSD Revenue~$250M implied~$440M implied+76% sequential surge
Operating Cash Flow$366M$34MCollapsed on tax payments

Accountability tracked

7 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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