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sellWeak cluster of 410b5-1 plan

Brian Scott Davis sold $5.0M of WDC

Chief Sales & Mrktng Officer at WESTERN DIGITAL CORP. 10,000 shares at an average of $500.69, traded May 11, 2026, filed May 12, 2026.

Warning score
35
Value
$5.0M
10,000 shares
Holdings after
105,564
-9% from before
From 52-week low
+1012%
low $46.34, close $515.53
From 52-week high
0%
high $515.53, as of May 11, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $5.0M at market
    +25
  • Share of holdings sold
    Sold 8.7% of holdings
    0
  • Cluster
    4 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +8.3%, 3m -10.4%, 6m -.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

WDCOct 9, 2026 · close 397.28
Since filing May 12, 2026: -18.7%SPY +5.9% · excess -24.6%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001266824-26-000086, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 11, 2026SOpen-market sale
Common Stock10b5-1
-1,675$489.78$820k113,889May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-107$490.49$52k113,782May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-120$491.13$59k113,662May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-160$493.33$79k113,502May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-120$494.40$59k113,382May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-40$495.97$20k113,342May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-160$497.18$80k113,182May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-401$499.02$200k112,781May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-996$500.18$498k111,785May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-966$501.44$484k110,819May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-745$502.49$374k110,074May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-876$503.57$441k109,198May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-1,617$504.10$815k107,581May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-562$505.25$284k107,019May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-386$506.92$196k106,633May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-17$507.68$8,631106,616May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-751$509.18$382k105,865May 12, 2026
May 11, 2026SOpen-market sale
Common Stock10b5-1
-301$510.00$154k105,564May 12, 2026

Related signals

Other insiders at WESTERN DIGITAL CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
38Weak
WDCsell 3
WESTERN DIGITAL CORP
Vidyadhara K Gubbi
Chief of Global Operations
$825k
1,795 shares
-2%
7Weak
WDCsell 310b5-1
WESTERN DIGITAL CORP
Cynthia L Tregillis
Chief Legal Officer & Corp Sec
$195k
432 shares
-0%
60Notable
WDCsell 3
WESTERN DIGITAL CORP
Stephanie A Streeter
director
$2.5M
5,600 shares
-14%
16Weak
WDCsell 310b5-1
WESTERN DIGITAL CORP
Cynthia L Tregillis
Chief Legal Officer & Corp Sec
$696k
1,483 shares
-1%
11Weak
WDCsell 410b5-1
WESTERN DIGITAL CORP
Cynthia L Tregillis
Chief Legal Officer & Corp Sec
$417k
919 shares
-1%
45Moderate
WDCsell 310b5-1
WESTERN DIGITAL CORP
Irving Tan
Chief Executive Officer
$8.9M
20,000 shares
-3%
40Moderate
WDCsell 310b5-1
WESTERN DIGITAL CORP
Martin I Cole
director
$1.7M
3,808 shares
-15%
19Weak
WDCsell 310b5-1
WESTERN DIGITAL CORP
Martin I Cole
director
$89k
192 shares
-1%
5Weak
WDCsell 210b5-1
WESTERN DIGITAL CORP
Cynthia L Tregillis
Chief Legal Officer & Corp Sec
$428k
808 shares
-1%
40Moderate
WDCsell 410b5-1
WESTERN DIGITAL CORP
Martin I Cole
director
$1.7M
3,280 shares
-11%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Brian Scott Davis sold $5.0M of WDC | InsiderTell