Ken Griffin Western Digital Corp Transaction History

Citadel Advisors LLC

$550 Billion
Q2 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Western Digital Corp stock. As of the latest transaction made, Citadel Advisors LLC holds 3,515,603 shares of WDC stock, worth $267 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares

3,515,603

Previous 5,491,700 35.98%

Holding current value

$267 Million

Previous $222 Million 1.32%

% of portfolio

0.04%

Previous 0.04%

32 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$30.54 - $63.99 $11.6 Million - $24.4 Million	-381,329 Reduced 9.79%	3,515,603 $225 Million
Q1 2025 May 15, 2025	BUY	$40.43 - $72.03 $40.8 Million - $72.7 Million	1,008,691 Added 34.92%	3,896,932 $158 Million
Q4 2024 Feb 14, 2025	BUY	$59.62 - $73.43 $77.6 Million - $95.5 Million	1,300,781 Added 81.94%	2,888,241 $172 Million
Q3 2024 Nov 14, 2024	SELL	$56.25 - $80.24 $177 Million - $253 Million	-3,150,823 Reduced 66.5%	1,587,460 $108 Million
Q2 2024 Aug 14, 2024	SELL	$66.05 - $80.23 $69.6 Million - $84.6 Million	-1,053,976 Reduced 18.2%	4,738,283 $359 Million
Q1 2024 May 15, 2024	SELL	$49.43 - $68.24 $54.7 Million - $75.5 Million	-1,107,094 Reduced 16.05%	5,792,259 $395 Million
Q4 2023 Feb 14, 2024	BUY	$38.26 - $52.93 $62.2 Million - $86 Million	1,625,409 Added 30.82%	6,899,353 $361 Million
Q3 2023 Nov 14, 2023	BUY	$37.36 - $45.96 $139 Million - $171 Million	3,716,495 Added 238.63%	5,273,944 $241 Million
Q2 2023 Aug 14, 2023	BUY	$32.09 - $41.08 $23.5 Million - $30.1 Million	733,156 Added 88.94%	1,557,449 $59.1 Million
Q1 2023 May 15, 2023	SELL	$31.41 - $44.97 $35.5 Million - $50.8 Million	-1,129,135 Reduced 57.8%	824,293 $31.1 Million
Q4 2022 Feb 14, 2023	BUY	$30.21 - $39.75 $23.8 Million - $31.4 Million	789,370 Added 67.81%	1,953,428 $61.6 Million
Q3 2022 Nov 14, 2022	BUY	$32.18 - $50.67 $19.9 Million - $31.3 Million	616,872 Added 112.74%	1,164,058 $37.9 Million
Q2 2022 Aug 15, 2022	SELL	$44.83 - $62.86 $53.4 Million - $74.9 Million	-1,192,200 Reduced 68.54%	547,186 $24.5 Million
Q1 2022 May 16, 2022	BUY	$44.47 - $67.62 $74.2 Million - $113 Million	1,668,399 Added 2350.29%	1,739,386 $86.4 Million
Q4 2021 Feb 14, 2022	SELL	$52.29 - $66.13 $72.4 Million - $91.6 Million	-1,384,810 Reduced 95.12%	70,987 $4.63 Million
Q3 2021 Nov 15, 2021	SELL	$55.47 - $70.89 $43.3 Million - $55.3 Million	-780,365 Reduced 34.9%	1,455,797 $82.2 Million
Q2 2021 Aug 16, 2021	BUY	$64.38 - $77.17 $65.5 Million - $78.6 Million	1,018,000 Added 83.57%	2,236,162 $159 Million
Q1 2021 May 17, 2021	BUY	$49.47 - $72.21 $23.5 Million - $34.3 Million	475,593 Added 64.05%	1,218,162 $81.3 Million
Q4 2020 Feb 16, 2021	BUY	$35.96 - $55.39 $9.63 Million - $14.8 Million	267,841 Added 56.42%	742,569 $41.1 Million
Q3 2020 Nov 16, 2020	BUY	$33.71 - $46.16 $6.92 Million - $9.48 Million	205,391 Added 76.26%	474,728 $17.4 Million
Q2 2020 Aug 14, 2020	SELL	$37.83 - $48.53 $40.1 Million - $51.4 Million	-1,059,243 Reduced 79.73%	269,337 $11.9 Million
Q1 2020 May 15, 2020	SELL	$29.19 - $70.93 $17.8 Million - $43.3 Million	-610,343 Reduced 31.48%	1,328,580 $55.3 Million
Q4 2019 Feb 14, 2020	SELL	$47.39 - $63.47 $45.5 Million - $61 Million	-960,467 Reduced 33.13%	1,938,923 $123 Million
Q3 2019 Nov 14, 2019	BUY	$47.94 - $64.7 $138 Million - $187 Million	2,886,990 Added 23282.18%	2,899,390 $173 Million
Q2 2019 Aug 14, 2019	SELL	$36.24 - $55.39 $135,610 - $207,269	-3,742 Reduced 23.18%	12,400 $590,000
Q1 2019 May 15, 2019	SELL	$35.65 - $52.61 $3.95 Million - $5.83 Million	-110,812 Reduced 87.29%	16,142 $0
Q4 2018 Feb 14, 2019	SELL	$35.06 - $58.36 $41 Million - $68.3 Million	-1,170,636 Reduced 90.22%	126,954 $4.69 Million
Q3 2018 Nov 13, 2018	BUY	$54.98 - $80.08 $1.34 Million - $1.96 Million	24,414 Added 1.92%	1,297,590 $0
Q2 2018 Aug 10, 2018	BUY	$76.77 - $92.51 $11.4 Million - $13.8 Million	148,955 Added 13.25%	1,273,176 $0
Q1 2018 May 11, 2018	SELL	$80.09 - $106.45 $22.7 Million - $30.1 Million	-282,899 Reduced 20.1%	1,124,221 $104 Million
Q4 2017 Feb 09, 2018	SELL	$77.11 - $92.91 $111 Million - $134 Million	-1,444,199 Reduced 50.65%	1,407,120 $112 Million
Q3 2017 Nov 09, 2017	BUY	$79.19 - $90.56 $226 Million - $258 Million	2,851,319	2,851,319 $246 Million

Others Institutions Holding WDC

# of Institutions

888

Shares Held

329M

Call Options Held

15.3M

Put Options Held

13.5M

View Full List

About WESTERN DIGITAL CORP

Ticker WDC
Exchange NASDAQ
Sector Technology
Industry Computer Hardware
Shares Outstandng 317,555,008
Market Cap $24.1B
Description
Western Digital Corporation develops, manufactures, and sells data storage devices and solutions in the United States, China, Hong Kong, Europe, the Middle East, Africa, rest of Asia, and internationally. It offers client devices, including hard disk drives (HDDs) and solid state drives (SSDs) for computing devices, such as desktop and notebook ...

More about WDC

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