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sellWeak10b5-1 plan

Irving Tan sold $548k of WDC

Chief Executive Officer at WESTERN DIGITAL CORP. 11,379 shares at an average of $48.19, traded May 13, 2025, filed May 14, 2025.

Warning score
24
Value
$548k
11,379 shares
Holdings after
605,481
-2% from before
From 52-week low
+60%
low $30.39, close $48.77
From 52-week high
-12%
high $55.23, as of May 13, 2025

Score components

  • Role
    CEO
    +25
  • Trade size
    $548k at market
    +19
  • Share of holdings sold
    Sold 1.8% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

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 14, 2025: +711.4%SPY +34.7% · excess +676.7%

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 0001266824-25-000065, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 13, 2025SOpen-market sale
Common Stock10b5-1
-11,379$48.19$548k605,481May 14, 2025

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%
48Moderate
WDCsell 2
WESTERN DIGITAL CORP
Vidyadhara K Gubbi
Chief of Global Operations
$2.2M
8,518 shares
-8%
33Weak
WDCsell 2
WESTERN DIGITAL CORP
Vidyadhara K Gubbi
Chief of Global Operations
$2.7M
10,148 shares
-9%
40Moderate
WDCsell 310b5-1
WESTERN DIGITAL CORP
Martin I Cole
director
$1.6M
6,000 shares
-17%
28Weak
WDCsell 210b5-1
WESTERN DIGITAL CORP
Brian Scott Davis
Chief Sales & Mrktng Officer
$2.8M
10,000 shares
-8%
64Notable
WDCsell 5
WESTERN DIGITAL CORP
Kimberly Alexy
director
$320k
2,000 shares
-56%
60Notable
WDCsell 5
WESTERN DIGITAL CORP
Vidyadhara K Gubbi
Chief of Global Operations
$3.7M
22,820 shares
-15%
40Moderate
WDCsell 510b5-1
WESTERN DIGITAL CORP
Martin I Cole
director
$976k
6,000 shares
-14%

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.