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Western Digital Corporation WDC

TECHNOLOGY · COMPUTER HARDWARE
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Market dataready · fetched 2026-10-16T01:45:04.671Z

Delta surfaceAlpaca · derived absolute-delta buckets · 2026-10-16

Calculation methodology

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

FundamentalsAlpha Vantage · quarter 2026-06-30 · fetched 2026-10-16T01:44:27.589741+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$0.68$7.78$14.87$21.97$29.07$333.88$344.46$355.03$365.61$376.1920Δ25Δ30Δ35Δ40Δ45Δ50Δ55Δ60Δ65Δ70Δ75Δ80ΔOPTION PRICELive WDC spot · $351.94WDC PRICE$2.11$2.85$3.63$4.58$5.86$6.96$8.43$10.43$12.77$14.95$18.03$20.95$27.02$1.45$1.90$2.53$3.34$3.47$3.61$4.02$4.51$5.05$5.49$5.84$6.19$6.63
PutsCheap0.64×
CallsExpensive1.40×
SkewBullish-69.60 pp
Implied moveBullish±$12.45
TiltBullish43.9% CALL
Table
Values and derived Greeks for the plotted delta buckets
DeltaCallsPuts
Pseudo strikeIVB/E movePseudo strikeIVB/E move
20Δ369.17104.7%5.5%341.5669.4%3.4%
25Δ366.06106.5%4.8%343.8467.7%2.8%
30Δ363.00106.5%4.2%345.5969.5%2.5%
35Δ360.37108.8%3.7%347.0274.6%2.3%
40Δ358.01115.0%3.4%349.0365.4%1.8%
45Δ355.31115.4%2.9%350.7656.8%1.4%
50Δ352.66119.2%2.6%352.0853.8%1.1%
55Δ349.81127.0%2.4%353.2851.6%0.9%
60Δ346.60134.9%2.1%354.4149.9%0.7%
65Δ343.23137.3%1.8%355.3947.3%0.6%
70Δ339.24144.7%1.5%356.2143.7%0.4%
75Δ335.21146.5%1.2%357.0240.2%0.3%
80Δ328.48164.8%1.0%357.8336.8%0.2%

20Δ

Calls
Pseudo strike
369.17
IV
104.7%
B/E move
5.5%
Puts
Pseudo strike
341.56
IV
69.4%
B/E move
3.4%

25Δ

Calls
Pseudo strike
366.06
IV
106.5%
B/E move
4.8%
Puts
Pseudo strike
343.84
IV
67.7%
B/E move
2.8%

30Δ

Calls
Pseudo strike
363.00
IV
106.5%
B/E move
4.2%
Puts
Pseudo strike
345.59
IV
69.5%
B/E move
2.5%

35Δ

Calls
Pseudo strike
360.37
IV
108.8%
B/E move
3.7%
Puts
Pseudo strike
347.02
IV
74.6%
B/E move
2.3%

40Δ

Calls
Pseudo strike
358.01
IV
115.0%
B/E move
3.4%
Puts
Pseudo strike
349.03
IV
65.4%
B/E move
1.8%

45Δ

Calls
Pseudo strike
355.31
IV
115.4%
B/E move
2.9%
Puts
Pseudo strike
350.76
IV
56.8%
B/E move
1.4%

50Δ

Calls
Pseudo strike
352.66
IV
119.2%
B/E move
2.6%
Puts
Pseudo strike
352.08
IV
53.8%
B/E move
1.1%

55Δ

Calls
Pseudo strike
349.81
IV
127.0%
B/E move
2.4%
Puts
Pseudo strike
353.28
IV
51.6%
B/E move
0.9%

60Δ

Calls
Pseudo strike
346.60
IV
134.9%
B/E move
2.1%
Puts
Pseudo strike
354.41
IV
49.9%
B/E move
0.7%

65Δ

Calls
Pseudo strike
343.23
IV
137.3%
B/E move
1.8%
Puts
Pseudo strike
355.39
IV
47.3%
B/E move
0.6%

70Δ

Calls
Pseudo strike
339.24
IV
144.7%
B/E move
1.5%
Puts
Pseudo strike
356.21
IV
43.7%
B/E move
0.4%

75Δ

Calls
Pseudo strike
335.21
IV
146.5%
B/E move
1.2%
Puts
Pseudo strike
357.02
IV
40.2%
B/E move
0.3%

80Δ

Calls
Pseudo strike
328.48
IV
164.8%
B/E move
1.0%
Puts
Pseudo strike
357.83
IV
36.8%
B/E move
0.2%

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%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
BUY Equity +0%
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.