Balyasny Asset Management L.P.

Position in WDC — Western Digital Corp

CIK 1218710 Chicago, IL

Back to WDC Full portfolio

Position in WDC

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$166,773,043

+$127,210,204 QoQ

Shares Held

616,559

+168.5% QoQ

Ownership

0.179%

of shares outstanding

% of Portfolio

0.35%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

23 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in WDC Over Time

Shares Held

Position Value (USD)

Derivatives in WDC

reported options exposure · as of Mar 31, 2026

CallValue

$5,166,359

CallShares

19,100

PutValue

$2,623,753

PutShares

9,700

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Computer Hardware

Technology · as of Mar 31, 2026

Balyasny Asset Management L.P. holds $357,817,530 across 11 Computer Hardware names. WDC ranks #1 (46.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WDC	Western Digital Corp This page	616,559	$166,773,043
2	STX	Seagate Technology Holdings plc	396,136	$155,190,239
3	SNDK	Sandisk Corp	28,337	$18,003,629
4	LOGI	Logitech International S.A.	141,497	$12,893,206
5	ANET	Arista Networks, Inc.	17,723	$2,176,029
6	DELL	Dell Technologies Inc.	9,773	$1,604,042
7	QBTS	D-Wave Quantum Inc.	38,581	$556,723
8	HPQ	Hp Inc	13,702	$263,215

All Filings in WDC

Export CSV

50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$166,773,043	616,559	+3128.1%	Shares	Sole	2026-05-15
2026-03-31	$5,166,359	19,100	+96.9%	Call	Sole	2026-05-15
2026-03-31	$2,623,753	9,700	-95.8%	Put	Sole	2026-05-15
2025-12-31	$39,562,839	229,656	+663.0%	Shares	Sole	2026-02-17
2025-12-31	$5,185,327	30,100	-5.9%	Put	Sole	2026-02-17
2025-12-31	$5,512,640	32,000	-98.5%	Call	Sole	2026-02-17
2025-09-30	$261,159,674	2,175,243	+1257.8%	Shares	Sole	2025-11-14
2025-09-30	$19,233,612	160,200	+3.6%	Put	Sole	2025-11-14
2025-09-30	$18,561,276	154,600	+622.4%	Call	Sole	2025-11-14
2025-06-30	$1,369,386	21,400	-99.5%	Put	Sole	2025-08-14
2025-06-30	$255,472,012	3,992,374	+722.5%	Shares	Sole	2025-08-14
2025-06-30	$31,060,746	485,400	-78.4%	Call	Sole	2025-08-14
2025-03-31	$90,663,749	2,242,487	+12427.9%	Shares	Sole	2025-05-15
2025-03-31	$723,697	17,900	-91.6%	Call	Sole	2025-05-15
2025-03-31	$8,647,977	213,900	+1095.0%	Put	Sole	2025-05-15
2024-12-31	$806,785	17,900	-38.3%	Call	Sole	2025-02-14
2024-12-31	$1,307,082	29,000	+191.7%	Put	Sole	2025-02-14
2024-12-31	$448,148	9,943	-72.2%	Shares	Sole	2025-02-14
2024-09-30	$1,845,532	35,754	-32.8%	Shares	Sole	2024-11-14
2024-09-30	$2,746,051	53,200	-3.3%	Call	Sole	2024-11-14
2024-09-30	$2,838,962	55,000	-91.0%	Put	Sole	2024-11-14
2024-06-30	$34,937,615	610,036	+7926.8%	Shares	Sole	2024-08-14
2024-06-30	$435,262	7,600	-93.7%	Put	Sole	2024-08-14
2024-03-31	$6,189,564	120,000	+1478.9%	Call	Sole	2024-05-13
2024-03-31	$392,005	7,600	-99.4%	Put	Sole	2024-05-13
2024-03-31	$67,070,321	1,300,324	+983.6%	Shares	Other	2024-05-13
2023-12-31	$4,750,116	120,000	-97.6%	Call	Sole	2024-02-14
2023-12-31	$195,599,089	4,941,330	+27975.7%	Shares	Sole	2024-02-14
2023-12-31	$696,683	17,600	+76.0%	Put	Sole	2024-02-14
2023-09-30	$344,898	10,000	-99.7%	Put	Sole	2023-11-14
2023-09-30	$124,636,480	3,613,720	+2791.0%	Shares	Sole	2023-11-14
2023-09-30	$4,311,225	125,000	+1150.0%	Call	Sole	2023-11-14
2023-06-30	$286,697	10,000	-99.1%	Put	Sole	2023-08-14
2023-06-30	$32,913,474	1,148,023	+11380.2%	Shares	Other	2023-08-14
2023-03-31	$284,732	10,000	-98.4%	Put	Sole	2023-05-15
2023-03-31	$18,222,221	639,978	+6113.4%	Shares	Other	2023-05-15
2022-12-31	$245,627	10,300	0.0%	Put	Sole	2023-02-14
2022-09-30	$253,412	10,300	+3.0%	Put	Sole	2022-11-15
2022-06-30	$338,851	10,000	-74.9%	Put	Sole	2022-08-15
2022-06-30	$1,351,574	39,887	+298.9%	Shares	Sole	2022-08-15
2022-03-31	$375,283	10,000	-98.2%	Call	Sole	2022-05-16
2022-03-31	$20,483,434	545,813	+3538.8%	Shares	Sole	2022-05-16
2022-03-31	$562,924	15,000	-95.1%	Put	Sole	2022-05-16
2021-12-31	$15,140,748	307,180	+137.2%	Shares	Sole	2022-02-14
2021-12-31	$6,382,990	129,500	+75.0%	Call	Sole	2022-02-14
2021-09-30	$3,156,884	74,000	-70.1%	Call	Sole	2021-12-01
2021-09-30	$10,541,903	247,111	-74.2%	Shares	Sole	2021-12-01
2021-06-30	$51,620,353	959,586	-67.0%	Shares	Sole	2021-08-16
2021-06-30	$156,272,732	2,905,000	+226.6%	Call	Sole	2021-08-16
2021-03-31	$44,876,622	889,465	—	Shares	Sole	2021-05-17
No filing history on record for this holder in this stock.