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Western Digital Corporation WDC

TECHNOLOGY · COMPUTER HARDWARE
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Market dataready · fetched 2026-10-16T00:17:30.409Z

Delta surfaceAlpaca · derived absolute-delta buckets · 2026-11-20

Calculation methodology

PriceAlpaca · sip · 2026-10-15T23:59:09.749209122Z

FundamentalsAlpha Vantage · quarter 2026-06-30 · fetched 2026-10-16T00:17:29.355245+00:00

Research2026-08-31 · 3 entries · 19 trades · 0 option records · 6747 price bars

Share price$351.94
1D+2.0%
AH$337$343$348$354$3595:30 AM6:30 AM9:00 AM1:00 PM2:00 PMWDC
Sold putSold callAH

Western Digital Corporation options

Live interpolated WDC call and put midpoint premiums by absolute delta.Western Digital Corporation$5.91$25.70$45.49$65.29$85.08$250.25$313.84$377.43$441.03$504.6220Δ25Δ30Δ35Δ40Δ45Δ50Δ55Δ60Δ65Δ70Δ75Δ80ΔOPTION PRICELive WDC spot · $351.94WDC PRICE$8.05$10.67$13.59$16.76$20.35$24.36$28.71$33.32$38.38$45.15$49.22$55.78$65.88$8.95$11.93$15.20$18.80$22.64$27.09$33.02$37.12$42.08$51.83$55.06$70.21$79.37
PutsCheap0.91×
CallsExpensive1.22×
SkewBullish-10.08 pp
Implied moveBearish±$61.73
TiltBearish7.1% PUT
Table
Values and derived Greeks for the plotted delta buckets
DeltaCallsPuts
Pseudo strikeIVB/E movePseudo strikeIVB/E move
20Δ439.0072.3%27.0%303.4465.4%16.3%
25Δ422.4272.1%23.1%314.2664.9%14.1%
30Δ408.4672.3%19.9%324.2364.5%12.2%
35Δ395.8872.5%17.2%333.5664.2%10.6%
40Δ384.5473.1%15.0%342.6263.6%9.1%
45Δ373.8074.1%13.1%351.5563.6%7.8%
50Δ363.2074.8%11.4%360.8265.4%6.9%
55Δ352.6575.0%9.7%369.3763.1%5.6%
60Δ342.1975.1%8.1%378.0261.5%4.5%
65Δ331.3077.5%7.0%390.1264.8%3.9%
70Δ321.5873.4%5.4%396.9160.1%2.9%
75Δ310.8872.7%4.2%414.0164.9%2.3%
80Δ297.6675.3%3.3%425.8363.1%1.6%

20Δ

Calls
Pseudo strike
439.00
IV
72.3%
B/E move
27.0%
Puts
Pseudo strike
303.44
IV
65.4%
B/E move
16.3%

25Δ

Calls
Pseudo strike
422.42
IV
72.1%
B/E move
23.1%
Puts
Pseudo strike
314.26
IV
64.9%
B/E move
14.1%

30Δ

Calls
Pseudo strike
408.46
IV
72.3%
B/E move
19.9%
Puts
Pseudo strike
324.23
IV
64.5%
B/E move
12.2%

35Δ

Calls
Pseudo strike
395.88
IV
72.5%
B/E move
17.2%
Puts
Pseudo strike
333.56
IV
64.2%
B/E move
10.6%

40Δ

Calls
Pseudo strike
384.54
IV
73.1%
B/E move
15.0%
Puts
Pseudo strike
342.62
IV
63.6%
B/E move
9.1%

45Δ

Calls
Pseudo strike
373.80
IV
74.1%
B/E move
13.1%
Puts
Pseudo strike
351.55
IV
63.6%
B/E move
7.8%

50Δ

Calls
Pseudo strike
363.20
IV
74.8%
B/E move
11.4%
Puts
Pseudo strike
360.82
IV
65.4%
B/E move
6.9%

55Δ

Calls
Pseudo strike
352.65
IV
75.0%
B/E move
9.7%
Puts
Pseudo strike
369.37
IV
63.1%
B/E move
5.6%

60Δ

Calls
Pseudo strike
342.19
IV
75.1%
B/E move
8.1%
Puts
Pseudo strike
378.02
IV
61.5%
B/E move
4.5%

65Δ

Calls
Pseudo strike
331.30
IV
77.5%
B/E move
7.0%
Puts
Pseudo strike
390.12
IV
64.8%
B/E move
3.9%

70Δ

Calls
Pseudo strike
321.58
IV
73.4%
B/E move
5.4%
Puts
Pseudo strike
396.91
IV
60.1%
B/E move
2.9%

75Δ

Calls
Pseudo strike
310.88
IV
72.7%
B/E move
4.2%
Puts
Pseudo strike
414.01
IV
64.9%
B/E move
2.3%

80Δ

Calls
Pseudo strike
297.66
IV
75.3%
B/E move
3.3%
Puts
Pseudo strike
425.83
IV
63.1%
B/E move
1.6%

Company coverage

Moat

Moderate

Enterprise HDDs are ~7x cheaper than equivalent SSDs, making them the only viable option for exascale AI data center storage. 48% of Nearline exabyte market, 62.83% HDD share (vs. Seagate's 37.17%). Deep patent portfolios in magnetic recording. Adva…

Physical assets

Strong

Post flash spin-off (February 2025), focused exclusively on HDD manufacturing in Thailand, Malaysia, and China. Facilities recognized by WEF Global Lighthouse Network. Fully booked through 2026. Capital-intensive, specialized, and difficult to repli…

Software / hardware

Software20%
Hardware80%

Growth. HAMR technology production ramp captures exascale AI data center storage demand where enterprise HDDs remain 7x cheaper per TB than SSDs. Primary assets. HDD manufacturing plants (Thailand, Malaysia, China), HAMR technology patents, 62.83% H…

Latest entries
  1. manual · sw-hw

    Growth. HAMR technology production ramp captures exascale AI data center storage demand where enterprise HDDs remain 7x cheaper per TB than SSDs. Primary assets. HDD manufacturing plants (Thailand, Malaysia, China), HAMR technolo…

  2. manual · physical-assets

    Post flash spin-off (February 2025), focused exclusively on HDD manufacturing in Thailand, Malaysia, and China. Facilities recognized by WEF Global Lighthouse Network. Fully booked through 2026. Capital-intensive, specialized, an…

  3. manual · moat

    Enterprise HDDs are ~7x cheaper than equivalent SSDs, making them the only viable option for exascale AI data center storage. 48% of Nearline exabyte market, 62.83% HDD share (vs. Seagate's 37.17%). Deep patent portfolios in magn…

Recent records
Action Type Relative size
SELL Equity +22%
SELL Equity +100%
SELL Equity +30%
SELL Equity +25%
SELL Equity +9%
BUY Equity +1%
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BUY Equity +0%
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BUY Equity +0%
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BUY Equity +0%
BUY Equity +0%
BUY Equity +0%

Notes

Full portfolio moat / asset analysis

Enterprise HDDs are ~7x cheaper than equivalent SSDs, making them the only viable option for exascale AI data center storage. 48% of Nearline exabyte market, 62.83% HDD share (vs. Seagate's 37.17%). Deep patent portfolios in magnetic recording. Advancing HAMR technology. However, the moat is cyclical (built on artificial supply constraints) and HDD demand i…

Full portfolio moat / asset analysis

Post flash spin-off (February 2025), focused exclusively on HDD manufacturing in Thailand, Malaysia, and China. Facilities recognized by WEF Global Lighthouse Network. Fully booked through 2026. Capital-intensive, specialized, and difficult to replicate quickly.