Martin I. Cole
CIK: 0001302874
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (132 total)
- Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct584 shares at avg. $397.48$232K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct385 shares at avg. $391.05$151K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct317 shares at avg. $396.31$126K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct243 shares at avg. $394.41$96K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct723 shares at avg. $398.45$288K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct494 shares at avg. $393.22$194K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct407 shares at avg. $392.42$160K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct209 shares at avg. $395.30$83K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct303 shares at avg. $399.36$121K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct204 shares at avg. $390.04$80K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct43 shares at avg. $401.47$17K - Oct 29, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct88 shares at avg. $400.33$35K - Sep 17, 2026WDC
WESTERN DIGITAL CORP
Award(A)DirectDividend Equivalent Rights
1 shares- - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct32 shares at avg. $465.12$15K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct160 shares at avg. $462.30$74K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct103 shares at avg. $430.45$44K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct115 shares at avg. $431.41$50K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct70 shares at avg. $451.30$32K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct41 shares at avg. $448.46$18K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct38 shares at avg. $432.20$16K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct39 shares at avg. $449.42$18K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct106 shares at avg. $452.12$48K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct115 shares at avg. $428.08$49K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct93 shares at avg. $429.12$40K - Jul 28, 2026WDC
WESTERN DIGITAL CORP
Sale(S)Direct64 shares at avg. $424.05$27K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 29, 2026 |  WDC WESTERN DIGITAL CORP | Sale(S) | 584 | $397.48 | $232,128 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 385 | $391.05 | $150,553 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 317 | $396.31 | $125,631 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 243 | $394.41 | $95,842 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 723 | $398.45 | $288,079 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 494 | $393.22 | $194,250 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 407 | $392.42 | $159,714 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 209 | $395.30 | $82,619 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 303 | $399.36 | $121,005 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 204 | $390.04 | $79,568 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 43 | $401.47 | $17,263 | Direct |
| Oct 29, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 88 | $400.33 | $35,229 | Direct |
| Sep 17, 2026 | WDC WESTERN DIGITAL CORP | Award(A) Dividend Equivalent Rights | 1 | - | - | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 32 | $465.12 | $14,884 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 160 | $462.30 | $73,968 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 103 | $430.45 | $44,336 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 115 | $431.41 | $49,612 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 70 | $451.30 | $31,591 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 41 | $448.46 | $18,387 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 38 | $432.20 | $16,424 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 39 | $449.42 | $17,527 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 106 | $452.12 | $47,925 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 115 | $428.08 | $49,230 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 93 | $429.12 | $39,908 | Direct |
| Jul 28, 2026 | WDC WESTERN DIGITAL CORP | Sale(S) | 64 | $424.05 | $27,139 | Direct |
1-25 of 132 transactions
About Cole Martin I
Cole Martin I (SEC CIK 0001302874) files insider reports with the SEC as Director of WESTERN DIGITAL CORP (WDC) and Director of Western Union CO (WU).
Signal8 holds 18 ownership filings by Cole Martin I, all Form 4s, filed between Nov 22, 2024 and Oct 30, 2026. Those filings report 132 transactions, from Nov 20, 2024 to Oct 29, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Cole Martin I's filings is in SAN JOSE, CA.
Recent filings by Cole Martin I
Other insiders filing for WESTERN DIGITAL CORP (WDC)
- Tregillis Cynthia L, Chief Legal Officer & Corp Sec
- Tan Irving, Chief Executive Officer
- STREETER STEPHANIE A, Director
- Shihab Ahmed Mohammed, Chief Product Officer
- Sennesael Kris, Chief Financial Officer
- Oulman Roxanne, Director