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NASDAQ · US · Computer Hardware

WDC Western Digital

Hard drives for AI data storage

Tight but sold off Its supply chain is tightening but the stock is below its 50-day average — price and fundamentals disagree. (automatic: supply-chain trend + price vs 50-day average)
Last close (delayed) · 2026-10-30
$366.1
−7.41% today
1W
+6.5%
1M
−20.9%
3M
−30.5%
YTD
+112.8%
1Y
+165.5%
Off 52w high
−50.9%
Next earnings (est.): 2026-10-22
Market cap$137B
P/E (trailing)12.9Forward 9.1
EV / sales10.2×EV/EBITDA 23.4×
Revenue (TTM)$14.48BGrowth 55.5% y/y
Margins52.6%gross · op 47.7%
Free cash flow$2.73BCash $1.31B · debt $922M
Analyst target$613.4+67.5% upside · 24 analysts · buy
Riskβ 2.17Short 5.2% of float · yield 0.18%

Fundamentals from public market data, refreshed daily (2026-10-30 21:21 UTC). Figures in reporting currency.

WDC · price with what management and the data said

Supply tighteningBeat / raiseMiss / cutData releaseEasing Hover a numbered marker for details · dashed lines = 50- and 200-day averages

Timeline: management commentary, data & earnings

8 events
  1. 8
    2026-10-22EarningsBeat / raise

    Reported EPS 4.64 vs 4.1 expected (+13.2% surprise).

  2. 7
    2026-08-05EarningsBeat / raise

    Reported EPS 3.56 vs 3.3 expected (+7.9% surprise).

  3. 6
    2026-04-30EarningsBeat / raise

    Reported EPS 2.72 vs 2.39 expected (+13.6% surprise).

  4. 5
    2026-01-29EarningsBeat / raise

    Reported EPS 2.13 vs 1.93 expected (+10.5% surprise).

  5. 4
    2025-10-30EarningsBeat / raise

    Reported EPS 1.78 vs 1.58 expected (+12.9% surprise).

  6. 3
    2025-07-30EarningsBeat / raise

    Reported EPS 1.66 vs 1.48 expected (+12.1% surprise).

  7. 2
    2025-04-30EarningsBeat / raise

    Reported EPS 1.36 vs 1.11 expected (+22.7% surprise).

  8. 1
    2025-01-29EarningsMiss / cut

    Reported EPS 1.77 vs 1.82 expected (-2.7% surprise).

Earnings history

EPS vs expectations
DateExpected EPSReported EPSSurprise
2026-10-224.14.64+13.2%
2026-08-053.33.56+7.9%
2026-04-302.392.72+13.6%
2026-01-291.932.13+10.5%
2025-10-301.581.78+12.9%
2025-07-301.481.66+12.1%
2025-04-301.111.36+22.7%
2025-01-291.821.77−2.7%
2024-10-241.711.78+4.0%
2024-07-311.171.44+23.1%
2024-04-250.150.63+311.6%
2024-01-25-1.1-0.69+37.0%
2023-10-30-1.9-1.76+7.4%
2023-07-31-2.02-1.98+2.1%
2023-05-08-1.56-1.37+12.3%
2023-01-31-0.13-0.42−225.0%
2022-10-270.390.2−49.0%
2022-08-051.721.78+3.2%
2022-04-281.51.65+10.3%
2022-01-272.122.3+8.3%
2021-10-282.442.49+1.9%
2021-08-041.52.16+44.0%
2021-04-290.681.02+49.2%
2021-01-280.540.69+29.0%

About Western Digital

Website ↗

Western Digital Corporation engages in the development, manufacture, and sale of data storage devices and solutions based on hard disk drive (HDD) technology in the United States, Asia, Europe, the Middle East, and Africa. The company offers internal HDDs, data center drives, data center platforms, external drives, portable drives, NAS for home and office, and accessories. It sells its data storage devices and solutions through its computer sales personnel, dealers, distributors, retailers, and subsidiaries. The company has a collaboration with Open Quantum Design for the development of quantum error correction technology and related systems to advance reliable quantum computing. Western Digital Corporation was founded in 1970 and is headquartered in San Jose, California.

40,000 employees · San Jose, United States

AI training data and inference logs need exabytes of storage. Two companies make nearly all hard drives and a few make NAND, so supply is slow to follow demand.

NAND / platters→Drive→Storage server→Cluster

What would prove us wrong. Weakens if NAND and HDD makers add capacity faster than AI storage demand grows.

Peers at the same bottleneck

Who else supplies this

StockRoleLast1D1MYTDTrend
SNDK
SanDisk
NAND flash and enterprise SSDs $1,150.9−13.47%−35.6%+384.8%
STX
Seagate Technology
Hard drives (HAMR) for AI data storage $644.6−7.98%−31.8%+134.8%
285A.T
Kioxia
NAND flash and enterprise SSDs ¥13,470−7.14%−25.6%+287.2%

Not investment advice. Prices delayed and in local currency. Quotes in "double quotes" are verbatim as reported by the linked source; other commentary is our paraphrase. Earnings dates are estimates.