Form4insider filings, from the source

Insider · CIK 0001302874

Martin I Cole

Files at: WDC, WU, CLDR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $757k · 2sales $3.9M · 4net −$3.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesOct 2017Apr 2019Sep 2020Mar 2022Aug 2023Feb 2025Jul 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 28, 2026 SForm 4 →Jul 29, 7:32 pm EDTWESTERN DIGITAL CORPWDC192$462.77$88,85221,433−0.89%10b5-1
Jul 28, 2026 SForm 4 →Jul 29, 7:31 pm EDTWESTERN DIGITAL CORPWDC3,808$448.66$1,708,50521,625−15.0%10b5-1
Jun 9, 2026 SForm 4 →Jun 11, 5:50 pm EDTWESTERN DIGITAL CORPWDC720$536.01$385,92425,433−2.75%10b5-1
Jun 9, 2026 SForm 4 →Jun 11, 5:47 pm EDTWESTERN DIGITAL CORPWDC3,280$511.16$1,676,60026,153−11.1%10b5-1
Feb 21, 2019 AForm 4 →Feb 25, 6:27 pm ESTWestern Union COWU7,942——31,294— plan?
Nov 7, 2018 AForm 4 →Nov 8, 7:51 pm ESTWESTERN DIGITAL CORPWDC4,945——17,435— plan?
Nov 2, 2018 MForm 4 →Nov 6, 6:05 pm ESTWESTERN DIGITAL CORPWDC73——12,490— plan?
Mar 15, 2018 MForm 4 →Mar 19, 6:28 pm EDTCloudera, Inc.CLDR12,900——48,252— plan?
Feb 22, 2018 AForm 4 →Feb 26, 4:52 pm ESTWestern Union COWU6,969——23,352— plan?
Nov 1, 2017 AMForm 4 →Nov 3, 9:11 pm EDTWESTERN DIGITAL CORPWDC2,806——12,417— plan?
Oct 30, 2017 PForm 4 →Nov 1, 7:43 pm EDTCloudera, Inc.CLDR20,000$15.25$305,04450,000+66.7% plan?
Oct 25, 2017 PForm 4 →Oct 27, 9:38 pm EDTCloudera, Inc.CLDR30,000$15.07$452,00930,000— plan?
Jun 15, 2017 MForm 4 →Sep 19, 9:27 pm EDTCloudera, Inc.CLDR3,750——35,352— plan? late
Feb 22, 2017 AForm 4 →Feb 24, 5:18 pm ESTWestern Union COWU7,004——16,383— plan?
Nov 3, 2016 AMForm 4 →Nov 7, 7:34 pm ESTWESTERN DIGITAL CORPWDC4,229——9,611— plan?
Feb 19, 2016 AForm 4 →Feb 23, 6:19 pm ESTWestern Union COWU7,697——9,379— plan?
Nov 3, 2015 AMForm 4 →Nov 5, 8:19 pm ESTWESTERN DIGITAL CORPWDC3,326——5,382— plan?
Jul 16, 2015 AForm 4 →Jul 20, 5:59 pm EDTWestern Union COWU1,682——1,682— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 AForm 4 →Sep 21, 6:32 pm EDTWESTERN DIGITAL CORPWDC1——3—
Jun 17, 2026 AForm 4 →Jun 22, 9:15 pm EDTWESTERN DIGITAL CORPWDC0——3—
Jan 14, 2019 AForm 4 →Jan 16, 8:15 pm ESTWESTERN DIGITAL CORPWDC65——65—
Nov 2, 2018 MForm 4 →Nov 6, 6:05 pm ESTWESTERN DIGITAL CORPWDC74——0—
Oct 15, 2018 AForm 4 →Oct 17, 7:12 pm EDTWESTERN DIGITAL CORPWDC25——74—
Jul 16, 2018 AForm 4 →Jul 18, 8:58 pm EDTWESTERN DIGITAL CORPWDC17——49—
Jun 27, 2018 AForm 4 →Jun 29, 7:07 pm EDTCloudera, Inc.CLDR16,825——16,825—
Apr 16, 2018 AForm 4 →Apr 18, 7:43 pm EDTWESTERN DIGITAL CORPWDC15——31—
Mar 15, 2018 MForm 4 →Mar 19, 6:28 pm EDTCloudera, Inc.CLDR12,900——0—
Jan 16, 2018 AForm 4 →Jan 17, 7:09 pm ESTWESTERN DIGITAL CORPWDC16——16—
Nov 1, 2017 MForm 4 →Nov 3, 9:11 pm EDTWESTERN DIGITAL CORPWDC99——0—
Oct 16, 2017 AForm 4 →Oct 16, 9:53 pm EDTWESTERN DIGITAL CORPWDC24——99—
Jul 17, 2017 AForm 4 →Jul 19, 8:01 pm EDTWESTERN DIGITAL CORPWDC22——75—
Jun 15, 2017 MForm 4 →Sep 19, 9:27 pm EDTCloudera, Inc.CLDR3,750——0— late
Apr 17, 2017 AForm 4 →Apr 19, 8:47 pm EDTWESTERN DIGITAL CORPWDC24——53—
Jan 17, 2017 AForm 4 →Jan 19, 7:48 pm ESTWESTERN DIGITAL CORPWDC29——29—
Nov 3, 2016 MForm 4 →Nov 7, 7:34 pm ESTWESTERN DIGITAL CORPWDC140——0—
Oct 17, 2016 AForm 4 →Oct 19, 8:15 pm EDTWESTERN DIGITAL CORPWDC32——140—
Jul 15, 2016 AForm 4 →Jul 19, 9:03 pm EDTWESTERN DIGITAL CORPWDC32——108—
Apr 15, 2016 AForm 4 →Apr 18, 8:27 pm EDTWESTERN DIGITAL CORPWDC41——76—
Jan 15, 2016 AForm 4 →Jan 20, 8:35 pm ESTWESTERN DIGITAL CORPWDC35——35—
Nov 3, 2015 MForm 4 →Nov 5, 8:19 pm ESTWESTERN DIGITAL CORPWDC44——0—
Oct 15, 2015 AForm 4 →Oct 19, 8:34 pm EDTWESTERN DIGITAL CORPWDC13——44—
Jul 16, 2015 AForm 4 →Jul 20, 5:59 pm EDTWestern Union COWU9,208——9,208—
Jul 15, 2015 AForm 4 →Jul 16, 5:43 pm EDTWESTERN DIGITAL CORPWDC13——32—
Apr 16, 2015 AForm 4 →Apr 20, 6:25 pm EDTWESTERN DIGITAL CORPWDC11——18—
Jan 15, 2015 AForm 4 →Jan 20, 8:44 pm ESTWESTERN DIGITAL CORPWDC8——8—