INVESTABOT
Equity Research
XNAS · COMPUTER STORAGE DEVICES · COMPUTER STORAGE DEVICES
Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-08-11. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-07-21. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-04. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-11. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-06-09. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-06-05. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-06-01. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-28. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-27. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-22. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
Western Digital (WDC) had 1 Form 144 pre-sale notice filed on 2026-05-21. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one fili…
TL;DR: Western Digital posted Q3 FY2026 revenue of $3.34B, up 45% from $2.29B in the year-ago quarter, with GAAP operating margin expanding to 35.7%.
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -1,546 | $447 | $691,345 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -6,445 | $446 | $2,876,927 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -4,822 | $445 | $2,147,964 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -1,880 | $445 | $835,988 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -1,840 | $443 | $815,758 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -989 | $442 | $437,351 |
| 8/11/2026 | Tan Irving | Chief Executive Officer | SELL | -2,478 | $441 | $1,093,997 |
| 7/28/2026 | Cole Martin I | — | SELL | -199 | $461 | $91,786 |
| 7/28/2026 | Cole Martin I | — | SELL | -248 | $460 | $114,073 |
| 7/28/2026 | Cole Martin I | — | SELL | -529 | $459 | $242,788 |
| 7/28/2026 | Cole Martin I | — | SELL | -328 | $457 | $150,043 |
| 7/28/2026 | Cole Martin I | — | SELL | -312 | $457 | $142,433 |
| 7/28/2026 | Cole Martin I | — | SELL | -304 | $456 | $138,486 |
| 7/28/2026 | Cole Martin I | — | SELL | -128 | $454 | $58,169 |
| 7/28/2026 | Cole Martin I | — | SELL | -144 | $453 | $65,271 |
| 7/28/2026 | Cole Martin I | — | SELL | -106 | $452 | $47,925 |
| 7/28/2026 | Cole Martin I | — | SELL | -70 | $451 | $31,591 |
| 7/28/2026 | Cole Martin I | — | SELL | -39 | $449 | $17,527 |
| 7/28/2026 | Cole Martin I | — | SELL | -41 | $448 | $18,387 |
| 7/28/2026 | Cole Martin I | — | SELL | -96 | $441 | $42,332 |
| Date | Filer | Relationship | Est. shares | Filing |
|---|---|---|---|---|
| 8/11/2026 | IRVING TAN | — | 20,000 | SEC |
| 7/21/2026 | CYNTHIA LOCK TREGILLIS | — | 808 | SEC |
| 6/9/2026 | J.P. Morgan Securities LLC as agent and attorney-in-fact for Martin I Cole | — | — | SEC |
| 6/5/2026 | CYNTHIA LOCK TREGILLIS | — | 432 | SEC |
| 6/1/2026 | VIDYADHARA K GUBBI | — | 2,475 | SEC |
| 5/28/2026 | KIDDOO FAMILY TRUST U/A DTD 02/07/2012 | — | 750 | SEC |
| 5/27/2026 | CYNTHIA LOCK TREGILLIS | — | 214 | SEC |
| 5/22/2026 | CYNTHIA LOCK TREGILLIS | — | 308 | SEC |
| 5/21/2026 | CYNTHIA LOCK TREGILLIS | — | 106 | SEC |
| 5/11/2026 | BRIAN SCOTT DAVIS | — | 10,000 | SEC |
| Date | Insider | Title | Relationship | Shares | Filing |
|---|---|---|---|---|---|
| 5/28/2026 | — | — | — | — | SEC |
| Institution | Shares | Value ($) | Change % | Filing date |
|---|---|---|---|---|
| BlackRock | 47,418,613 | $21,291,714,427 | -23.9% | 8/7/2026 |
| Fidelity (FMR) | 40,679,645 | $16,844,052,999 | -21.1% | 8/13/2026 |
| JP Morgan Chase | 24,599,889 | $11,441,422,626 | 26.7% | 8/12/2026 |
| State Street | 35,226,615 | $10,716,500,318 | -29.0% | 8/7/2026 |
| BlackRock | 62,269,222 | $9,864,909,261 | 11.3% | 5/13/2026 |
| Fidelity (FMR) | 51,529,418 | $8,696,309,319 | -13.0% | 5/15/2026 |
| Vanguard Group | 42,348,660 | $7,295,403,659 | — | 1/29/2026 |
| BlackRock | 55,934,518 | $6,210,848,777 | — | 2/12/2026 |
| Fidelity (FMR) | 59,209,801 | $5,938,159,983 | — | 2/17/2026 |
| Citadel Advisors | 8,759,278 | $5,594,726,044 | -91.5% | 8/14/2026 |
| Morgan Stanley | 9,149,144 | $5,221,240,650 | 14.3% | 8/13/2026 |
| JP Morgan Chase | 19,416,148 | $4,444,946,973 | 34.0% | 5/13/2026 |
| State Street | 49,615,766 | $4,428,266,598 | -0.2% | 5/15/2026 |
| Goldman Sachs | 6,409,493 | $4,093,871,212 | 7.6% | 8/14/2026 |
| State Street | 49,695,954 | $2,860,066,857 | — | 2/13/2026 |
| JP Morgan Chase | 14,495,365 | $2,497,116,967 | — | 2/11/2026 |
| Citadel Advisors | 103,112,968 | $2,278,529,451 | 2.1% | 5/15/2026 |
| BlackRock | 28,885,156 | $2,188,628,281 | — | 8/13/2024 |
| Citadel Advisors | 100,959,866 | $2,166,139,971 | — | 2/17/2026 |
| DE Shaw | 156,516,730 | $2,156,578,014 | -3.0% | 5/15/2026 |