Western Digital Corp (WDC)

Technology Technology Equipment Computers, Phones & Household Electronics

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Ticker: WDC Exchange: NSM

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2024-04-09	2024-04-08	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	443 -1.4% 75.00 33,225 USD	443 -1.4%	75.00	33,225 USD
2024-04-02	2024-04-01	PS Planned sale	Alexy Kimberly Non-Executive Director	2,648 -11.4% 69.95 185,228 USD	2,648 -11.4%	69.95	185,228 USD
2024-03-05	2024-03-01	PS Planned sale	Alexy Kimberly Non-Executive Director	1,500 -6.1% 64.50 96,750 USD	1,500 -6.1%	64.50	96,750 USD
2024-03-05	2024-03-01	PS Planned sale	Alexy Kimberly Non-Executive Director	1,500 -5.7% 61.00 91,500 USD	1,500 -5.7%	61.00	91,500 USD
2024-03-05	2024-03-01	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	284 -0.9% 63.00 17,892 USD	284 -0.9%	63.00	17,892 USD
2024-03-05	2024-03-01	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	2,807 -8.1% 62.00 174,034 USD	2,807 -8.1%	62.00	174,034 USD
2024-03-05	2024-03-01	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	7,677 -18.2% 61.00 468,297 USD	7,677 -18.2%	61.00	468,297 USD
2023-11-06	2023-11-03	S Sale	SODERBERY ROBERT EVP & GM, Flash Business Officer	45,461 -20.6% 43.11 1,959,896 USD	45,461 -20.6%	43.11	1,959,896 USD
2023-11-06	2023-11-02	S Sale	SODERBERY ROBERT EVP & GM, Flash Business Officer	20,000 -8.3% 42.49 849,756 USD	20,000 -8.3%	42.49	849,756 USD
2023-09-07	2023-09-06	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	2,169 -4.8% 45.42 98,516 USD	2,169 -4.8%	45.42	98,516 USD
2022-09-08	2022-09-07	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	2,169 -6.4% 40.90 88,712 USD	2,169 -6.4%	40.90	88,712 USD
2022-05-06	2022-05-04	PS Planned sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	4,776 -15.2% 63.00 300,888 USD	4,776 -15.2%	63.00	300,888 USD
2022-02-17	2022-02-15	PS Planned sale	Sivaram Srinivasan President, Tech & Strategy Officer	11,380 -4.3% 53.37 607,385 USD	11,380 -4.3%	53.37	607,385 USD
2022-02-01	2022-01-31	S Sale	Price Paula A Non-Executive Director	4,150 -35.5% 51.82 215,054 USD	4,150 -35.5%	51.82	215,054 USD
2021-11-03	2021-11-02	S Sale	Zamiska Gene M. SVP & Princ. Acctg Officer Officer	2,607 -7.6% 55.00 143,385 USD	2,607 -7.6%	55.00	143,385 USD
2021-02-02	2021-01-29	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	22,735 -27.0% 59.92 1,362,170 USD	22,735 -27.0%	59.92	1,362,170 USD
2020-06-04	2020-06-03	S Sale	Sundberg Lori S EVP & Chief Human Res Officer Officer	1,300 -2.8% 45.66 59,352 USD	1,300 -2.8%	45.66	59,352 USD
2020-02-14	2020-02-12	PS Planned sale	CORDANO MICHAEL D President and COO Officer	300 -0.1% 71.20 21,361 USD	300 -0.1%	71.20	21,361 USD
2020-02-14	2020-02-12	PS Planned sale	CORDANO MICHAEL D President and COO Officer	9,516 -4.0% 70.49 670,792 USD	9,516 -4.0%	70.49	670,792 USD
2020-02-07	2020-02-05	PS Planned sale	CORDANO MICHAEL D President and COO Officer	200 -0.1% 70.16 14,032 USD	200 -0.1%	70.16	14,032 USD
2020-02-04	2020-02-04	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	4,387 -7.8% 69.00 302,703 USD	4,387 -7.8%	69.00	302,703 USD
2020-02-04	2020-01-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	318 -0.1% 68.63 21,824 USD	318 -0.1%	68.63	21,824 USD
2020-02-04	2020-01-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	900 -0.4% 67.94 61,150 USD	900 -0.4%	67.94	61,150 USD
2020-02-04	2020-01-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	2,900 -1.2% 66.67 193,357 USD	2,900 -1.2%	66.67	193,357 USD
2020-02-04	2020-01-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	5,897 -2.4% 65.68 387,308 USD	5,897 -2.4%	65.68	387,308 USD
2020-01-23	2020-01-23	PS Planned sale	CORDANO MICHAEL D President and COO Officer	1,834 -0.7% 71.56 131,240 USD	1,834 -0.7%	71.56	131,240 USD
2020-01-23	2020-01-23	PS Planned sale	CORDANO MICHAEL D President and COO Officer	12,872 -4.9% 70.69 909,899 USD	12,872 -4.9%	70.69	909,899 USD
2020-01-16	2020-01-14	PS Planned sale	CORDANO MICHAEL D President and COO Officer	2,034 -0.8% 70.15 142,681 USD	2,034 -0.8%	70.15	142,681 USD
2020-01-09	2020-01-08	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	7,156 -2.0% 68.54 490,478 USD	7,156 -2.0%	68.54	490,478 USD
2020-01-09	2020-01-07	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	4,629 -1.3% 67.97 314,633 USD	4,629 -1.3%	67.97	314,633 USD
2019-12-23	2019-12-20	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	4,663 -8.3% 59.79 278,815 USD	4,663 -8.3%	59.79	278,815 USD
2019-12-17	2019-12-16	PS Planned sale	CORDANO MICHAEL D President and COO Officer	2,595 -1.0% 57.65 149,609 USD	2,595 -1.0%	57.65	149,609 USD
2019-12-17	2019-12-16	PS Planned sale	CORDANO MICHAEL D President and COO Officer	3,769 -1.4% 56.68 213,618 USD	3,769 -1.4%	56.68	213,618 USD
2019-12-17	2019-12-13	PS Planned sale	CORDANO MICHAEL D President and COO Officer	1,320 -0.5% 55.12 72,764 USD	1,320 -0.5%	55.12	72,764 USD
2019-11-12	2019-11-08	PS Planned sale	MASSENGILL MATTHEW E Non-Executive Director	243 -1.2% 52.73 12,814 USD	243 -1.2%	52.73	12,814 USD
2019-11-12	2019-11-08	PS Planned sale	MASSENGILL MATTHEW E Non-Executive Director	2,867 -12.8% 52.12 149,421 USD	2,867 -12.8%	52.12	149,421 USD
2019-11-07	2019-11-05	PS Planned sale	CORDANO MICHAEL D President and COO	300 -0.1% 55.09 16,526 USD	300 -0.1%	55.09	16,526 USD
2019-11-04	2019-11-04	PS Planned sale	CORDANO MICHAEL D President and COO Officer	5,625 -2.0% 55.01 309,425 USD	5,625 -2.0%	55.01	309,425 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	1,539 -0.6% 57.53 88,543 USD	1,539 -0.6%	57.53	88,543 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	129 -0.0% 56.04 7,229 USD	129 -0.0%	56.04	7,229 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	1,693 -0.6% 55.18 93,423 USD	1,693 -0.6%	55.18	93,423 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	150 -0.1% 54.19 8,128 USD	150 -0.1%	54.19	8,128 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	598 -0.2% 53.37 31,915 USD	598 -0.2%	53.37	31,915 USD
2019-11-04	2019-10-31	PS Planned sale	CORDANO MICHAEL D President and COO Officer	531 -0.2% 51.94 27,582 USD	531 -0.2%	51.94	27,582 USD
2019-09-06	2019-09-05	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec	4,990 -8.8% 60.51 301,945 USD	4,990 -8.8%	60.51	301,945 USD
2019-09-06	2019-09-04	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec	87,053 -77.4% 59.96 5,219,324 USD	87,053 -77.4%	59.96	5,219,324 USD
2019-08-22	2019-08-21	S Sale	Sundberg Lori S EVP & Chief Human Res Officer Officer	3,442 -10.5% 56.82 195,575 USD	3,442 -10.5%	56.82	195,575 USD
2019-03-13	2019-03-12	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO Officer	17,523 -11.0% 50.00 876,150 USD	17,523 -11.0%	50.00	876,150 USD
2019-03-13	2019-03-11	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO Officer	100 -0.1% 50.00 5,000 USD	100 -0.1%	50.00	5,000 USD
2018-11-06	2018-11-05	PS Planned sale	MASSENGILL MATTHEW E Non-Executive Director	1,681 -9.4% 47.68 80,148 USD	1,681 -9.4%	47.68	80,148 USD
2018-08-06	2018-08-06	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO Officer	1,214 -0.7% 67.65 82,127 USD	1,214 -0.7%	67.65	82,127 USD
2018-08-06	2018-08-06	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	4,387 -4.2% 67.65 296,781 USD	4,387 -4.2%	67.65	296,781 USD
2018-08-06	2018-08-03	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO Officer	2,233 -1.2% 68.74 153,496 USD	2,233 -1.2%	68.74	153,496 USD
2018-08-01	2018-07-30	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO Officer	24,938 -11.5% 70.83 1,766,359 USD	24,938 -11.5%	70.83	1,766,359 USD
2018-06-13	2018-06-11	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec	525 -0.5% 82.43 43,276 USD	525 -0.5%	82.43	43,276 USD
2018-06-07	2018-06-05	S Sale	DENERO HENRY T	6,492 -32.2% 85.65 556,051 USD	6,492 -32.2%	85.65	556,051 USD
2018-05-30	2018-05-29	PS Planned sale	Sivaram Srinivasan EVP, Memory Technology Officer	61,179 -42.0% 86.34 5,282,287 USD	61,179 -42.0%	86.34	5,282,287 USD
2018-05-30	2018-05-29	PS Planned sale	Sivaram Srinivasan EVP, Memory Technology Officer	2,700 -1.8% 86.75 234,238 USD	2,700 -1.8%	86.75	234,238 USD
2018-05-24	2018-05-22	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	1,208 -1.3% 88.53 106,944 USD	1,208 -1.3%	88.53	106,944 USD
2018-05-24	2018-05-22	PS Planned sale	Price Paula A Non-Executive Director	3,288 -24.6% 87.65 288,193 USD	3,288 -24.6%	87.65	288,193 USD
2018-05-16	2018-05-16	S Sale	LAMBERT MICHAEL D Non-Executive Director	11,542 -35.4% 85.88 991,202 USD	11,542 -35.4%	85.88	991,202 USD
2018-05-16	2018-05-14	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	16,510 -19.5% 80.94 1,336,319 USD	16,510 -19.5%	80.94	1,336,319 USD
2018-05-08	2018-05-04	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	4,386 -4.4% 76.64 336,143 USD	4,386 -4.4%	76.64	336,143 USD
2018-03-13	2018-03-13	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec	10,767 -10.1% 104.39 1,123,967 USD	10,767 -10.1%	104.39	1,123,967 USD
2018-03-13	2018-03-12	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	50,973 -42.8% 100.16 5,105,481 USD	50,973 -42.8%	100.16	5,105,481 USD
2018-03-13	2018-03-12	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec	5,399 -5.4% 100.00 539,900 USD	5,399 -5.4%	100.00	539,900 USD
2018-03-13	2018-03-09	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	2,291 -3.3% 99.31 227,519 USD	2,291 -3.3%	99.31	227,519 USD
2018-03-13	2018-03-09	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO	4,213 -2.0% 98.94 416,822 USD	4,213 -2.0%	98.94	416,822 USD
2018-03-13	2018-03-09	PS Planned sale	LONG MARK P Pres WD Capital, CSO & CFO	2,813 -1.3% 98.20 276,242 USD	2,813 -1.3%	98.20	276,242 USD
2018-03-08	2018-03-07	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	23,155 -24.7% 94.49 2,187,916 USD	23,155 -24.7%	94.49	2,187,916 USD
2018-02-27	2018-02-23	PS Planned sale	RAY MICHAEL CHARLES EVP, Chief Legal Officer & Sec Officer	1,208 -3.0% 88.53 106,944 USD	1,208 -3.0%	88.53	106,944 USD
2018-02-21	2018-02-21	PS Planned sale	Sivaram Srinivasan EVP, Memory Technology Officer	2,100 -2.4% 87.04 182,780 USD	2,100 -2.4%	87.04	182,780 USD
2018-02-21	2018-02-21	PS Planned sale	Sivaram Srinivasan EVP, Memory Technology Officer	8,765 -9.1% 86.63 759,329 USD	8,765 -9.1%	86.63	759,329 USD
2018-02-05	2018-02-05	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	6,254 -4.3% 84.96 531,362 USD	6,254 -4.3%	84.96	531,362 USD
2018-02-05	2018-02-05	PS Planned sale	MILLIGAN STEPHEN D Chief Executive Officer Executive Director	700 -0.5% 85.71 60,000 USD	700 -0.5%	85.71	60,000 USD