How often does Western Digital move more than the options market prices?

4 of the last 7 reports moved at least as far as the implied move.

WDCNasdaqComputer Storage Devices

Western Digital Corp (WDC) earnings date, market-implied expected move, and options open interest by expiry

367.40

Closed19:48 ET

Open372.79Volume9.0MMkt cap$137.0BP/E12.92EPS28.44Div yield0.15%

Day361.93 – 373.9146%52-wk132.18 – 799.6135%

WDC

Western Digital Corp

OpenVolumeMkt capP/EEPSDiv yield

Day – 52-wk –

Expected move

No implied move.

Expected move

Inputs

Next report

Jan 28

after close · in 89 days

est.Q2 FY27

Calendar

Next report

Last report

−2.97%

vs ±6.2% implied · ×0.48

shaded = implied · ▲▼ = realized

Oct 22 '26 · confirmed

Implied vs realized

Linked news

1dSNDK · customerSandisk reports net income $8,101 million, revenue $11,031 million for quarter
2dFTNT · customerFortinet posts Q3 revenue $2,078.4 million, net income $635.5 million, EPS $0.86
5dRMBS · supplierRambus posts record revenue $218.3 million, GAAP EPS $0.69, non-GAAP EPS $0.84

News

Largest filed tie

13F top-10 QoQ

+6.37%

shares held · 10 largest managers

13F · Jun 30 '26123d lag

1,860 managers

Top fund weight

3.21%

WDC weight · IGPT

N-PORTJul 31 '26

12 funds

Last reportshaded = implied▲▼ = realized× = |realized| ÷ implied

Western Digital (WDC) is expected to report on Jan 28 after close (estimated date).

Implied vs realized

8 reports

4 of 7≥ implied

avg implied: ±6.8%
avg realized: ±6.5%

Jan 29 '25Jan 29 '25confirmed±6.9%▲+4.75%×0.69

Apr 30 '25Apr 30 '25confirmed±7.0%▲+7.98%×1.14

Jul 30 '25Jul 30 '25confirmed±5.8%▲+10.16%×1.76

Oct 30 '25Oct 30 '25confirmed±7.0%▲+8.75%×1.24

Q2 FY26Jan 29 '26confirmed±7.9%▼−10.12%×1.28

Q3 FY26Apr 30 '26confirmed±7.2%▼−0.69%×0.10

Q4 FY26Aug 5 '26confirmed—▼−13.03%—

Q1 FY27Oct 22 '26confirmed±6.2%▼−2.97%×0.48

quarterimplied−15%0+15%realized×

Q1 FY27±6.2%▼−2.97%×0.48

Q4 FY26—▼−13.03%

Shaded = implied · tick ▲▼ = realized · × = |realized| ÷ impliedSource: options EOD · implied at prior close · realized close to close

Implied vs realized

Positioning

OI · 10 expiries · Oct 30 close

1.15OI · 10 expiries · Oct 30 closeP/C open interest · Mar 19 · first expiry after the report

PUTS · chgexpiry · days · P/CCALLS · chgP/C

6 nearer expiries

13,819+2%Nov 66d1.2910,742+11%1.29

4,843+2%Nov 1313d1.044,651+19%1.04

33,4140%Nov 2020d0.9236,4440%0.92

2,099+48%Nov 2727d1.071,965+77%1.07

734+8%Dec 434d1.71428+22%1.71

11—Dec 1141d0.9212—0.92

29,6030%Dec 1848d0.8136,6660%0.81

92,0810%Jan 1576d1.4264,9890%1.42

report · Jan 28 · after close · est.

ExpiryPutsCallsP/C

6 nearer expiries

Nov 66d13,819+2%10,742+11%1.29

Nov 1313d4,843+2%4,651+19%1.04

Nov 2020d33,4140%36,444

Hatched = puts · solid = calls · bars scaled per expiry · chg = OI vs prior sessionSource: options EOD

Positioning

Linked exposure

No implied move.

Linked exposure

Revenue flow

as filedQ1 FY27

40.61%as filednet margin · revenue +16.92% QoQ · +55.46% YoY

Revenue

$4.4B+16.92% QoQ

Gross profit

$2.5B+24.95% QoQ

57.84% margin

Operating income

$2.0B+30.90% QoQ

46.70% margin

Pre-tax income

$2.0B−37.23% QoQ

Net income

$1.8B−44.32% QoQ

40.61% margin

Cost of revenue

$1.8B+7.45% QoQ

Operating expenses

$488M+4.95% QoQ

R&D $283M

SG&A $162M

Other operating $43M

Other expense

$8M

Tax

$259M+398.08% QoQ

Revenue$4.4B+16.92%

Gross profit

$2.5B+24.95%

57.84% margin

Operating income

$2.0B+30.90%

46.70% margin

Pre-tax income

$2.0B−37.23%

Net income

$1.8B−44.32%

40.61% margin

Cost of revenue

$1.8B+7.45%

Operating expenses

$488M+4.95%

R&D $283M

SG&A $162M

Other operating $43M

Other expense

$8M

Tax$259M+398.08%

flow · deduction · signed % = QoQSource: SEC filings · standardized · QE Oct 2 '26 · width = $

Revenue flow

Intraday

15m bars

Hatch = extended hours · ▯ up · ▮ down · bars = volume, 15mSource: market data · 19:45 ET

Intraday

Event sensitivity

NFP ×2.36· ±6.2% vs ±2.6% · 10 releases

eventrelease day|move|up · n×base

NFPjobs report±6.2%5 of 10×2.36

PPIproducer prices±4.6%5 of 11×1.74

PCEpersonal income & outlays±3.4%13 of 20×1.30

FOMCrate decision±3.2%17 of 25×1.20

GDPgross domestic product±3.1%16 of 20×1.16

CPIconsumer prices±3.0%6 of 11×1.13

CPROFcorporate profits±1.5%9 of 12×0.58

Bar = avg |move| to ±7% · tick = ±2.6% avg day · ×base = |move| ÷ ±2.6% · min 6 releases

Earnings history

EPS 4.63 · consensus —

Quarter	Reported	EPS	Consensus
Q1 FY27	Oct 22 '26 · confirmed	4.63	—
Q4 FY26	Aug 5 '26 · confirmed	8.28	—
Q3 FY26	Apr 30 '26 · confirmed	8.20	—
Q2 FY26	Jan 29 '26 · confirmed	4.73	—

Source: filed financials

Methodology

ties · implied moves · holdersMethod