WDC
Western Digital Corporation · Technology · Computer Hardware
$342.72
-5.87% today · -12.86% 1W
Oct 15 close or latest
ReadoutWhy it's moving
Moving with its memory & storage peers
- WDC −5.87% on the last session vs SPY −0.25%: −5.6 pts of stock-specific move.
- Earnings Oct 22 after the close: EPS $4.08 expected (20 analysts); it moved ±7.5% on average after its last 8 reports.
- Memory & storage basket -5.2% (-4.9 pts vs SPY; SNDK -6.9%, STX -6.7%, SKHY -4.6%, NTAP -4.2%): the stock moved with its peers. Overnight: SK Hynix (Seoul) -11.1%, Samsung (Seoul) -9.5%.
- Aftermath, rsi oversold (RSI 29 today so far, below 30): After its 8 oversold readings in the past 5 years, WDC was higher a day later 3 times out of 8; half the outcomes fell between -1.1% and +0.9%. History, not a forecast.
- 1 insider or congressional trade in the past 30 days.
- Market backdrop (Today): Core PPI m/m 1.3% vs 0.3% expected (hotter); Core Retail Sales m/m 0.9% vs 0.6% expected (stronger); S&P futures -0.08%, 10-year yield -3bp in the 30 minutes after.
- Activity: volume on pace for 2.5× its 20-day average; options price a ±9.8% move through the report.
Assembled from Wallsti's own signals.
Insiders · 1 month
none
no open-market trades
Insiders · 3 months
−$3.3M
unplanned net · 0 buys · 9 sells · 5 insiders
sales: 2 unplanned, 7 under a 10b5-1 plan (22% unplanned)
Congress · 3 months
$0
1 buy · 1 sell · 1 member
Congress · 1 year
≈+$8K
2 buys · 1 sell · 2 members
Fund moves · 3 months
≈−$48.9M
0 buys · 1 sell · 1 investor
Held by funds · now
≈$110.1M
1 investor · largest: Bridgewater
Insiders
| Trade date | Insider | Role | Side | Type | Shares | Avg price | Value | Filed |
|---|---|---|---|---|---|---|---|---|
| Sep 20, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 963.034 | $441.36 | $425K | Sep 21 |
| Sep 20, 2026 | Irving Tan | CEO | Tax | tax withholding | 1,091.035 | $441.36 | $481.5K | Sep 21 |
| Sep 17, 2026 | Ahmed Mohammed Shihab | Chief Product Officer | Tax | tax withholding | 5,150 | $423.87 | $2.2M | Sep 21 |
| Sep 4, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 1,795 | $459.87 | $825.5K | Sep 8 |
| Sep 4, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 432 | $451.20 | $194.9K | Sep 8 |
| Sep 3, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 882 | $441.57 | $389.5K | Sep 8 |
| Sep 3, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,764 | $441.57 | $778.9K | Sep 8 |
| Sep 3, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 700 | $441.57 | $309.1K | Sep 8 |
| Sep 1, 2026 | Stephanie A Streeter | Director | Sell | unplanned | 5,600 | $449.87 | $2.5M | Sep 2 |
| Aug 27, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 1,483 | $469.51 | $696.3K | Aug 27 |
| Aug 26, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 2,615 | $462.15 | $1.2M | Aug 27 |
| Aug 26, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 3,199 | $462.40 | $1.5M | Aug 27 |
| Aug 26, 2026 | Kris Sennesael | CFO | Tax | tax withholding | 4,317 | $468.88 | $2M | Aug 27 |
| Aug 26, 2026 | Ahmed Mohammed Shihab | Chief Product Officer | Tax | tax withholding | 2,741 | $468.88 | $1.3M | Aug 27 |
| Aug 26, 2026 | Irving Tan | CEO | Tax | tax withholding | 3,790 | $466.60 | $1.8M | Aug 27 |
| Aug 26, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 2,402 | $463.06 | $1.1M | Aug 27 |
| Aug 24, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 919 | $454.12 | $417.3K | Aug 24 |
| Aug 21, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 1,309 | $464.70 | $608.3K | Aug 24 |
| Aug 21, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,286 | $463.86 | $596.5K | Aug 24 |
| Aug 21, 2026 | Irving Tan | CEO | Tax | tax withholding | 689 | $461.45 | $317.9K | Aug 24 |
| Aug 21, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,488 | $461.89 | $687.3K | Aug 24 |
| Aug 11, 2026 | Irving Tan | CEO | Sell | 10b5-1 plan | 20,000 | $444.97 | $8.9M | Aug 12 |
| Jul 28, 2026 | Martin I Cole | Director | Sell | 10b5-1 plan | 3,808 | $448.66 | $1.7M | Jul 29 |
| Jul 28, 2026 | Martin I Cole | Director | Sell | 10b5-1 plan | 192 | $462.77 | $88.9K | Jul 29 |
| Jul 21, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 808 | $529.63 | $427.9K | Jul 21 |
| Jul 20, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,309 | $487.42 | $638K | Jul 21 |
| Jun 20, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 961 | $746.23 | $717.1K | Jun 22 |
| Jun 20, 2026 | Irving Tan | CEO | Tax | tax withholding | 1,090 | $746.23 | $813.4K | Jun 22 |
| Jun 17, 2026 | Ahmed Mohammed Shihab | Chief Product Officer | Tax | tax withholding | 5,149 | $712.13 | $3.7M | Jun 22 |
| Jun 9, 2026 | Martin I Cole | Director | Sell | 10b5-1 plan | 3,280 | $511.16 | $1.7M | Jun 11 |
| Jun 9, 2026 | Martin I Cole | Director | Sell | 10b5-1 plan | 720 | $536.01 | $385.9K | Jun 11 |
| Jun 5, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 432 | $545.60 | $235.7K | Jun 5 |
| Jun 3, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 881 | $594.11 | $523.4K | Jun 5 |
| Jun 3, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,764 | $594.11 | $1M | Jun 5 |
| Jun 3, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 699 | $594.11 | $415.3K | Jun 5 |
| Jun 1, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 2,475 | $556.24 | $1.4M | Jun 2 |
| May 28, 2026 | Bruce E Kiddoo | Director | Sell | unplanned | 750 | $528.52 | $396.4K | May 29 |
| May 27, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 522 | $509.53 | $266K | May 27 |
| May 25, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 971 | $484.28 | $470.2K | May 27 |
| May 25, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,143 | $484.28 | $553.5K | May 27 |
| May 25, 2026 | Irving Tan | CEO | Tax | tax withholding | 479 | $484.28 | $232K | May 27 |
| May 25, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 771 | $484.28 | $373.4K | May 27 |
| May 21, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 1,309 | $471.78 | $617.6K | May 22 |
| May 21, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,286 | $474.08 | $609.7K | May 22 |
| May 21, 2026 | Irving Tan | CEO | Tax | tax withholding | 732 | $481.14 | $352.2K | May 22 |
| May 21, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 106 | $458.87 | $48.6K | May 22 |
| May 21, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,487 | $479.62 | $713.2K | May 22 |
| May 20, 2026 | Kris Sennesael | CFO | Tax | tax withholding | 18,374 | $459.62 | $8.4M | May 22 |
| May 11, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Sell | 10b5-1 plan | 10,000 | $500.69 | $5M | May 12 |
| May 4, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 4,674 | $443.19 | $2.1M | May 5 |
| May 1, 2026 | Irving Tan | CEO | Sell | 10b5-1 plan | 20,000 | $411.84 | $8.2M | May 5 |
| Apr 21, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 363 | $377.09 | $136.9K | Apr 22 |
| Apr 20, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 4,595 | $374.11 | $1.7M | Apr 22 |
| Apr 20, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,308 | $374.11 | $489.3K | Apr 22 |
| Mar 20, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 961 | $293.10 | $281.7K | Mar 24 |
| Mar 20, 2026 | Irving Tan | CEO | Tax | tax withholding | 1,042 | $293.10 | $305.4K | Mar 24 |
| Mar 17, 2026 | Ahmed Mohammed Shihab | Chief Product Officer | Tax | tax withholding | 20,595 | $313.81 | $6.5M | Mar 19 |
| Mar 6, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 8,518 | $255.33 | $2.2M | Mar 10 |
| Mar 4, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 10,148 | $270.31 | $2.7M | Mar 5 |
| Mar 4, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 9,324 | $268.27 | $2.5M | Mar 5 |
| Mar 3, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 3,526 | $250.61 | $883.7K | Mar 5 |
| Mar 3, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 7,054 | $250.61 | $1.8M | Mar 5 |
| Mar 3, 2026 | Irving Tan | CEO | Tax | tax withholding | 3,512 | $250.61 | $880.1K | Mar 5 |
| Mar 3, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 2,798 | $250.61 | $701.2K | Mar 5 |
| Mar 2, 2026 | Martin I Cole | Director | Sell | 10b5-1 plan | 6,000 | $271.67 | $1.6M | Mar 3 |
| Feb 26, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 214 | $286.11 | $61.2K | Feb 27 |
| Feb 25, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 849 | $290.95 | $247K | Feb 27 |
| Feb 25, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,010 | $290.95 | $293.9K | Feb 27 |
| Feb 25, 2026 | Irving Tan | CEO | Tax | tax withholding | 425 | $290.95 | $123.7K | Feb 27 |
| Feb 25, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 770 | $290.95 | $224K | Feb 27 |
| Feb 24, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 438 | $282.33 | $123.7K | Feb 24 |
| Feb 21, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 936 | $285.52 | $267.2K | Feb 24 |
| Feb 21, 2026 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 920 | $285.52 | $262.7K | Feb 24 |
| Feb 21, 2026 | Irving Tan | CEO | Tax | tax withholding | 657 | $285.52 | $187.6K | Feb 24 |
| Feb 21, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,353 | $285.52 | $386.3K | Feb 24 |
| Feb 17, 2026 | Brian Scott Davis | Chief Sales & Mrktng Off | Sell | 10b5-1 plan | 10,000 | $279.16 | $2.8M | Feb 19 |
| Feb 6, 2026 | Cynthia L Tregillis | General Counsel | Sell | unplanned | 6,780 | $270.49 | $1.8M | Feb 6 |
| Feb 5, 2026 | Matthew E Massengill | Director | Sell | 10b5-1 plan | 36,926 | $260.43 | $9.6M | Feb 6 |
| Feb 2, 2026 | Irving Tan | CEO | Sell | 10b5-1 plan | 20,000 | $255.44 | $5.1M | Feb 4 |
| Jan 21, 2026 | Cynthia L Tregillis | General Counsel | Sell | 10b5-1 plan | 447 | $229.00 | $102.4K | Jan 21 |
| Jan 20, 2026 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 842 | $222.97 | $187.7K | Jan 21 |
| Dec 20, 2025 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 962 | $181.08 | $174.2K | Dec 22 |
| Dec 20, 2025 | Irving Tan | CEO | Tax | tax withholding | 967 | $181.08 | $175.1K | Dec 22 |
| Dec 5, 2025 | Vidyadhara K Gubbi | Chief of Global Operatio | Sell | unplanned | 22,820 | $163.16 | $3.7M | Dec 8 |
| Dec 4, 2025 | Kimberly Alexy | Director | Sell | unplanned | 2,000 | $160.08 | $320.2K | Dec 8 |
| Dec 2, 2025 | Cynthia L Tregillis | General Counsel | Sell | unplanned | 2,801 | $160.57 | $449.8K | Dec 3 |
| Dec 1, 2025 | Martin I Cole | Director | Sell | 10b5-1 plan | 6,000 | $162.62 | $975.7K | Dec 3 |
| Nov 25, 2025 | Kimberly Alexy | Director | Sell | unplanned | 1,768 | $154.00 | $272.3K | Nov 26 |
| Nov 25, 2025 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 971 | $155.41 | $150.9K | Nov 26 |
| Nov 25, 2025 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,142 | $155.41 | $177.5K | Nov 26 |
| Nov 25, 2025 | Roxanne Oulman | Director | Sell | unplanned | 1,800 | $154.42 | $278K | Nov 26 |
| Nov 25, 2025 | Irving Tan | CEO | Tax | tax withholding | 374 | $155.41 | $58.1K | Nov 26 |
| Nov 25, 2025 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 770 | $155.41 | $119.7K | Nov 26 |
| Nov 21, 2025 | Brian Scott Davis | Chief Sales & Marketing | Tax | tax withholding | 1,307 | $139.76 | $182.7K | Nov 24 |
| Nov 21, 2025 | Vidyadhara K Gubbi | Chief of Global Operatio | Tax | tax withholding | 1,285 | $139.67 | $179.5K | Nov 24 |
| Nov 21, 2025 | Irving Tan | CEO | Tax | tax withholding | 628 | $139.36 | $87.5K | Nov 24 |
| Nov 21, 2025 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,487 | $139.46 | $207.4K | Nov 24 |
| Nov 20, 2025 | Kris Sennesael | CFO | Tax | tax withholding | 18,680 | $140.23 | $2.6M | Nov 24 |
| Nov 5, 2025 | Martin I Cole | Director | Sell | 10b5-1 plan | 10,000 | $161.32 | $1.6M | Nov 6 |
| Nov 3, 2025 | Irving Tan | CEO | Sell | 10b5-1 plan | 20,000 | $150.69 | $3M | Nov 5 |
| Oct 20, 2025 | Cynthia L Tregillis | General Counsel | Tax | tax withholding | 1,307 | $121.53 | $158.8K | Oct 21 |
| Sep 20, 2025 | Brian Scott Davis | Chief Sales & Mrktng Off | Tax | tax withholding | 961 | $106.63 | $102.5K | Sep 22 |
| Sep 20, 2025 | Irving Tan | CEO | Tax | tax withholding | 779 | $106.63 | $83.1K | Sep 22 |
Officers, directors and 10% owners file SEC Form 4 within two business days. Unplanned: the insider chose to trade now, the trades worth attention; their dollars make the net above. 10b5-1 plan: scheduled in advance, kept for the record. Tax: shares withheld on vesting stock, not a market trade. Awards, option exercises and gifts are left out. Source: SEC EDGAR, collected daily for the stocks discussed on Reddit.
Congress
| Trade date | Member | Chamber | Side | Amount | Disclosed |
|---|---|---|---|---|---|
| Sep 18, 2026 | Gilbert Cisneros | House | Sell | $1K–$15K | Oct 12 |
| Jul 17, 2026 | Gilbert Cisneros | House | Buy | $1K–$15K | Sep 4 |
| Mar 27, 2026 | Alan Armstrong | Senate | Buy | $1K–$15K | Jul 21 |
Members of Congress report trades within 45 days of the trade date, so these are never real-time. Amounts are disclosed as ranges; the net uses each range's midpoint (≈). Source: House and Senate periodic transaction reports via CongressInvests, refreshed daily.
Funds
Who holds it
| Investor | Shares | Value | Of its portfolio | Vs quarter before | As of |
|---|---|---|---|---|---|
| Bridgewater (Ray Dalio's firm) | 172,415 | $110.1M | 0.45% | -31% | Q2 2026 |
Their moves
| Date | Investor | Move | Source | Shares | ≈ Value | Now held | Filed |
|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Bridgewater (Ray Dalio's firm) | Trimmed | 13F, Q2 2026 | 76,624 | $48.9M | 0.5% | Aug 14 |
| May 15, 2026 | Bridgewater (Ray Dalio's firm) | Added | 13F, Q1 2026 | 176,700 | $47.8M | 0.3% | May 15 |
| Nov 14, 2025 | Soros Fund Management (George Soros) | Sold out | 13F, Q3 2025 | 134,323 | $8.6M | Nov 14 | |
| Nov 14, 2025 | Elliott (Paul Singer) | Sold out | 13F, Q3 2025 | 2,250,000 | $144M | Nov 14 |
Well-known investors we follow (Buffett, Ackman, Icahn, Druckenmiller, Tepper, Soros and others). 13F: managers report their US stock holdings up to 45 days after each quarter; the change from the quarter before is dated by the filing, the trades happened some time in the quarter, and the value is at the quarter-end price (≈). New and closed positions, and adds or cuts of 20% or more, of positions at least 0.2% of the portfolio. ARK: Cathie Wood's ETFs publish their holdings every morning; the change beyond the fund's own inflows and outflows, dated by the session it traded. 5%+ stake: Schedule 13D (with intent to influence) or 13G (passive), filed within days. Source: SEC EDGAR, ark-funds.com, refreshed daily. Who holds it: each investor's latest 13F portfolio (positions at the quarter's end; one sold since would not show until the next filing), and ARK's ETFs as of their latest daily file. The funds we follow and their portfolios · All recent insider, congressional and fund moves