13Suppliers
30Customers
2Debt Items
20Related Chains

Source-Backed Evidence Depth

Western Digital Corporation (WDC) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

48Total relationships
3Distinct source URLs
16High confidence
0.754Average confidence
2026-10-28Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Western Digital Corporation Suppliers

TickerNameConfidenceEvidence
KIOXIA KIOXIA 92% We and Kioxia currently operate three business ventures, Flash Partners Ltd., Flash Alliance Ltd. and Flash Forward Ltd., (collectively “Flash Ventures”) across seven flash-based manufacturing facili…
HTHIF Hitachi, Ltd. 85% Reciprocal relationship from HTHIF graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIF graph: rganizing production bases and sales networks; • selling select assets; and…
GFS GLOBALFOUNDRIES Inc. 72% Reciprocal relationship from GFS graph: was elected to the Board of Directors in March 2018 and was President and CEO of GF from 2018 to April 2025. Dr. Caulfield joined the Company in May 2014 as Se…
HSAI Hesai Group 72% Reciprocal relationship from HSAI graph: ptions affect provision for/(reversal of) CECL on our income statements and the allowance for credit losses contained within accounts receivable and contract …
HTHIY Hitachi, Ltd. 72% Reciprocal relationship from HTHIY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIY …
LGCL Lucas GC Limited 72% Reciprocal relationship from LGCL graph: Reciprocal relationship from WDC graph: Reciprocal relationship from LGCL graph: formance obligation to the corporate customers, we should bear the loss of th…
MU Micron Technology, Inc. 72% olio, premium consumer brand, differentiated semiconductor innovation engine and leadership in driving cost efficiency. Nevertheless, we face strong competition from other manufacturers of HDD and Fl…
MU Micron Technology, Inc. 72% Reciprocal relationship from MU graph: r other actions may adversely affect our operations in Taiwan. A majority of our DRAM production output in 2023 was from our fabrication facilities in Taiwan an…
NJDCY Nidec Corporation 72% Reciprocal relationship from NJDCY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NJDCY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NJDCY …
NTAP NetApp, Inc. 72% Reciprocal relationship from NTAP graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NTAP graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NTAP gra…
SNDK Sandisk Corporation 72% Reciprocal relationship from SNDK graph: hange Contracts We purchase foreign exchange contracts to hedge the impact of foreign currency fluctuations on certain underlying assets, liabilities and comm…
STX Seagate Technology Holdings plc 72% Reciprocal relationship from STX graph: ale of selected products in the sales channel. Our retail channel consists of our branded storage products sold to retailers either by us directly or by our di…
STX Seagate Technology Holdings plc 72% olio, premium consumer brand, differentiated semiconductor innovation engine and leadership in driving cost efficiency. Nevertheless, we face strong competition from other manufacturers of HDD and Fl…

Western Digital Corporation Customers

TickerNameConfidenceEvidence
CUSTOMER1 CUSTOMER1 90% For the three months ended April 3, 2026, three customers accounted for 17 %, 15 %, and 11 %, respectively, of the Company's net revenue.
CUSTOMER10 CUSTOMER10 90% For the nine months ended March 28, 2025, two customers accounted for 18 % and 11 %, respectively, of the Company's net revenue.
CUSTOMER11 CUSTOMER11 90% For the nine months ended March 28, 2025, two customers accounted for 18 % and 11 %, respectively, of the Company's net revenue.
CUSTOMER2 CUSTOMER2 90% For the three months ended April 3, 2026, three customers accounted for 17 %, 15 %, and 11 %, respectively, of the Company's net revenue.
CUSTOMER3 CUSTOMER3 90% For the three months ended April 3, 2026, three customers accounted for 17 %, 15 %, and 11 %, respectively, of the Company's net revenue.
CUSTOMER4 CUSTOMER4 90% For the nine months ended April 3, 2026, three customers accounted for 16 %, 15 %, and 13 %, respectively, of the Company's net revenue.
CUSTOMER5 CUSTOMER5 90% For the nine months ended April 3, 2026, three customers accounted for 16 %, 15 %, and 13 %, respectively, of the Company's net revenue.
CUSTOMER6 CUSTOMER6 90% For the nine months ended April 3, 2026, three customers accounted for 16 %, 15 %, and 13 %, respectively, of the Company's net revenue.
CUSTOMER7 CUSTOMER7 90% For the three months ended March 28, 2025, three customers accounted for 18 %, 16 %, and 13 %, respectively, of the Company's net revenue.
CUSTOMER8 CUSTOMER8 90% For the three months ended March 28, 2025, three customers accounted for 18 %, 16 %, and 13 %, respectively, of the Company's net revenue.
CUSTOMER9 CUSTOMER9 90% For the three months ended March 28, 2025, three customers accounted for 18 %, 16 %, and 13 %, respectively, of the Company's net revenue.
HTHIF Hitachi, Ltd. 72% Reciprocal relationship from HTHIF graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIF graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIF …
HTHIY Hitachi, Ltd. 72% Reciprocal relationship from HTHIY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from HTHIY …
MU Micron Technology, Inc. 72% olio, premium consumer brand, differentiated semiconductor innovation engine and leadership in driving cost efficiency. Nevertheless, we face strong competition from other manufacturers of HDD and Fl…
MU Micron Technology, Inc. 72% Reciprocal relationship from MU graph: r other actions may adversely affect our operations in Taiwan. A majority of our DRAM production output in 2023 was from our fabrication facilities in Taiwan an…
NJDCY Nidec Corporation 72% Reciprocal relationship from NJDCY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NJDCY graph: Reciprocal relationship from WDC graph: Reciprocal relationship from NJDCY …
NTAP NetApp, Inc. 72% Reciprocal relationship from NTAP graph: etApp in April 2011 as the Senior Vice President of the Storage Solutions group and was appointed to Senior Vice President of the Data ONTAP group in December…
SNDK Sandisk Corporation 72% Reciprocal relationship from SNDK graph: Reciprocal relationship from WDC graph: Reciprocal relationship from SNDK graph: Item 8., Note 8, Debt of the Notes to Consolidated Financial Statements inclu…
STX Seagate Technology Holdings plc 72% olio, premium consumer brand, differentiated semiconductor innovation engine and leadership in driving cost efficiency. Nevertheless, we face strong competition from other manufacturers of HDD and Fl…
STX Seagate Technology Holdings plc 72% Reciprocal relationship from STX graph: business have been adversely affected by our suppliers’ capacity constraints and this could occur again in the future. Commodity and Other Manufacturing Costs.…
BRANDON-HALL-GROUP BRANDON-HALL-GROUP 62% Item 1A, Risk Factors , of this Annual Report on Form 10-K. 8 Table of Contents We perform our marketing and advertising functions both internally and through outside firms utilizing both consumer me…
DELAWARE-GENERAL-CORPORATION DELAWARE-GENERAL-CORPORATION 62% ts. In addition, our suppliers, customers and partners are subject to similar risks of litigation, and a material, adverse ruling against a supplier, customer or partner could negatively impact our b…
FITCH-RATINGS-INC FITCH-RATINGS-INC 62% s”). The Capped Calls each have a strike price of approximately $ 52.20 per share, subject to certain adjustments, which correspond to the initial conversion price of the 2028 Convertible Notes. The …
FLASH-FORWARD-LTD FLASH-FORWARD-LTD 62% Item 1A, Risk Factors , of this Annual Report on Form 10-K. Ventures with Kioxia Our flash-based products consist of flash-based memory, controllers and firmware and other components. Substantially a…
FLASH-PARTNERS-LTD-FLASH-ALLIANCE-LTD FLASH-PARTNERS-LTD-FLASH-ALLIANCE-LTD 62% Item 1A, Risk Factors , of this Annual Report on Form 10-K. Ventures with Kioxia Our flash-based products consist of flash-based memory, controllers and firmware and other components. Substantially a…
FLASH-TECHNOLOGIES FLASH-TECHNOLOGIES 62% ty flowing from the rapid global adoption of the technology architecture built with cloud infrastructure tied to intelligent endpoints all connected by high-performance networks. 4 Table of Contents …
INVESTORS-SERVICE-INC INVESTORS-SERVICE-INC 62% s”). The Capped Calls each have a strike price of approximately $ 52.20 per share, subject to certain adjustments, which correspond to the initial conversion price of the 2028 Convertible Notes. The …
KIOXIA-MICRON-TECHNOLOGY-INC-SAMSUNG-ELECTRONICS KIOXIA-MICRON-TECHNOLOGY-INC-SAMSUNG-ELECTRONICS 62% olio, premium consumer brand, differentiated semiconductor innovation engine and leadership in driving cost efficiency. Nevertheless, we face strong competition from other manufacturers of HDD and Fl…
OBLIGOR-GROUP OBLIGOR-GROUP 62% Ended Year Ended April 3, 2026 June 27, 2025 (in millions) Net sales $ 3,949 $ 5,249 Gross profit 1,658 1,941 Operating income 575 279 Net income (loss) 4,041 (320) Results for the Obligor Group incl…
PRESENTATION-WESTERN-DIGITAL-CORPORATION PRESENTATION-WESTERN-DIGITAL-CORPORATION 62% ealized gain on derivative contracts, net of taxes — — — — — 74 — 74 Balance at March 28, 2025 0.2 $ 229 349 $ 3 $ 4,642 $ 11 $ 521 $ 5,177 The accompanying notes are an integral part of these Conden…

Western Digital Corporation Debt Obligations

InstrumentDescriptionConfidenceEvidence
WDC-DEBT-7394 Xbrl Convertible 90% xbrl convertible detail from xbrl 2024-06-28.
WDC-DEBT Debt stack $1.1B 90% Market cache reports total debt of $1.1B.

Western Digital Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Western Digital Corporation.

Western Digital Corporation Ownership

HolderNameConfidenceEvidence
WDC-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC VANGUARD CAPITAL MANAGEMENT LLC 90% 13F overlay lists VANGUARD CAPITAL MANAGEMENT LLC as top holder; 1419 tracked holders.

Western Digital Corporation Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
STX Seagate Technology Holdings plc 100.00 1 ['customer', 'supplier']
SNDK Sandisk Corporation 100.00 1 ['customer', 'supplier']
HSAI Hesai Group 100.00 1 ['supplier']
IFNNY Infineon Technologies AG 100.00 2
NTAP NetApp, Inc. 100.00 1 ['customer', 'supplier']
SMCI Super Micro Computer, Inc. 100.00 2
SXTC China SXT Pharmaceuticals, Inc. 100.00 2
HTHIF Hitachi, Ltd. 100.00 1 ['customer', 'supplier']
IMOS ChipMOS TECHNOLOGIES INC. 100.00 2
HTHT H World Group Limited 100.00 2
TSMWF Taiwan Semiconductor Manufacturing Company Limited 100.00 2
HNDAF Honda Motor Co., Ltd. 100.00 2
GEV GE Vernova Inc. 100.00 2
NJDCY Nidec Corporation 100.00 1 ['customer', 'supplier']
OUST Ouster, Inc. 100.00 2
BNS The Bank of Nova Scotia 100.00 2
EU enCore Energy Corp. 100.00 2
GFS GLOBALFOUNDRIES Inc. 100.00 1 ['supplier']
BON Bon Natural Life Limited 100.00 2
TSM Taiwan Semiconductor Manufacturing Company Limited 100.00 2
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WDC
Unlock WDC Supply Chain Data
Verified relationships include:
KIOXIAKIOXIASupplier92%
HTHIFHitachi, Ltd.Supplier85%
CUSTOMER1CUSTOMER1Customer90%
CUSTOMER10CUSTOMER10Customer90%
+42 more relationships locked
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