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WDCWestern Digital

Technology · Computer Storage · Nasdaq
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The 10-K against last year's

171 changes: 34 added, 48 removed, 86 reworded, 3 quiet changes

10-K Aug 14, 2026 vs Aug 14, 2025
Risk FactorsRedline ↓
23.0%
of the text changed · 12,693 words now
42.8%
of the text changed · 6,137 words now
Legal ProceedingsRedline ↓
25.2%
of the text changed · 559 words now
Accounting PoliciesRedline ↓
4.3%
of the text changed · 4,334 words now

10-K 0001628280-26-057139 (2026-08-14) vs 10-K 0000106040-25-000038 (2025-08-14)

The redline

The paragraph that changed most in each section

Marked against last year's 10-K: cut words struck through, new words highlighted and underlined.

MD&A 337 words changed in this paragraph; it is 36% similar to last year's version.
On In the previous fiscal year, on February 21, 2025 (the “Separation Date”), 2025, we completed the separation of our HDD and Flash business units (the “Separation”) Separation to create two independent public companies, with Western Digital focusing on WD continuing our existing HDD business and Sandisk Corporation (“Sandisk”), Sandisk, formerly a wholly-owned subsidiary of the Company, holding operating the Flash business. We believe the Separation has better positions each business unit to positioned us as a pure-play HDD company that can execute innovative technology and product development, capitalize on unique growth opportunities, extend respective our leadership positions, position, operate more efficiently with distinct capital structures, efficiently, and pursue capital allocation strategies that to maximize long-term shareholder value. The Separation was effected through a pro rata distribution of 80.1% of the outstanding shares of Sandisk common stock to holders of the Company’s common stock as of February 12, 2025, the record date for the distribution. The Company did not issue fractional shares of Sandisk common stock in connection with the distribution. Sandisk is now an independent public company, and Sandisk common stock commenced trading “regular way” under the symbol “SNDK” on the Nasdaq Stock Market LLC (“Nasdaq”) on February 24, 2025, which was the next trading day following the distribution date. The Company continues to trade on Nasdaq under the symbol “WDC” following the Separation. Following the Separation, the Company no longer consolidates Sandisk within the Company’s financial results. As part of the Separation, the Company we initially retained 28.8 million shares of Sandisk common stock, or a 19.9% stake. During the quarter ended stock. In June 27, 2025, the Company disposed of we used 21.3 million shares of Sandisk common stock, along with $4 million in cash, stock in a tax-free exchange for to reduce approximately $800 million in principal amount of the Company’s our term loan A-3. The Company expects A-3 (the “Term Loan A-3”). In February 2026, we executed a series of transactions pursuant to monetize its which we used 5.8 million shares of Sandisk common stock to further reduce our debt and fully redeem our previously outstanding 4.75% senior unsecured notes due 2026, 2.85% senior notes due 2029, 3.10% senior notes due 2032 and Term Loan A-3 through a tax-free exchange. In the fourth quarter of 2026, we completed two separate equity-for-equity exchanges, which used our remaining stake in 1.7 million shares of Sandisk within one year from the Separation Date. common stock to acquire 4.8 million shares of our common stock, thereby reducing our share count. As of July 3, 2026, we no longer held shares of Sandisk common stock.

Source: Item 7, 10-K 0001628280-26-057139 vs Item 7, 10-K 0000106040-25-000038

Risk Factors 187 words changed in this paragraph; it is 67% similar to last year's version.
We are subject to laws, rules and regulations relating to the collection, use, security and privacy of data, including data that relates to or identifies an individual person. We are also subject to the terms of our privacy policies and obligations to third parties related to privacy, data protection and security. In many cases, these requirements apply not only to third-party transactions, but also to transfers of information between our information systems and our subsidiaries, and among us, our subsidiaries and other parties with which we have commercial relations. Our possession and use of data, including personal data and employee data in conducting our business, subjects us to legal and regulatory obligations that require us to notify vendors, customers or employees or other parties with which we have commercial relations of a data security breach and to respond to regulatory inquiries and to enforcement proceedings. Managing these notifications, especially in large volumes, can lead to significant expenses, even with cybersecurity insurance coverage. Laws and regulations relating to the collection, use, security and privacy of data change over time and new laws and regulations become effective from time to time. We are subject to notice and privacy statement requirements, as well as obligations to respond to data subject requests. Global privacy and data protection legislation, enforcement and policy activity in this area are rapidly expanding and evolving, including with respect to the use of AI, and may be inconsistent from jurisdiction to jurisdiction. We may also be subject to restrictions on cross-border data transfers and requirements for localized storage of data that could increase our compliance costs and risks and affect the ability of our global operations to coordinate activities and respond to customers and individuals. Our use of AI technology may create new privacy and security risks, especially where personal data is involved. The use of AI may raise ethical concerns, lead to flawed outcomes, or present other privacy and security risks that could make it more difficult to adopt or implement effectively. Compliance requirements or even our inadvertent failure to comply with applicable laws may cause us to incur substantial costs, subject us to proceedings by governmental entities or others, and cause us to incur penalties or other significant legal liability or lead us to change our business practices.

Source: Item 1A, 10-K 0001628280-26-057139 vs Item 1A, 10-K 0000106040-25-000038

Legal Proceedings 84 words changed in this paragraph; it is 57% similar to last year's version.
In August 2022, MRT filed an action against the Company, alleging infringement of certain patents related to HDD media. Following a jury trial and judgment in favor of the plaintiff, in the fourth quarter of fiscal year 2024, the Company recognized an aggregate liability for this matter of $384 million with $291 million recognized as an Operating expense under Litigation matter for the year ended June 28, 2024 and $93 million recognized as Other non-current assets for the patent licenses, to be amortized over their remaining lives. In April 2025, the Company reached a global settlement of $130 million for all pending matters with MRT. As a result of the settlement, the Company reversed $201 million of previously recorded charges in Operating expense under Litigation matter and $6 million of post-judgment interest previously recorded in Other income (expense), net.

Source: Item 3, via Note 16 – Legal Proceedings, 10-K 0001628280-26-057139 vs Item 3, via Note 17 – Legal Proceedings, 10-K 0000106040-25-000038

Accounting Policies 51 words changed in this paragraph; it is 80% similar to last year's version.
The Company manufactures, markets, and sells data storage devices and solutions in the United States (“U.S.”) and in foreign countries globally through its sales personnel, dealers, distributors, retailers, and subsidiaries. Its broad extensive portfolio of technology and products addresses the following key end markets: Cloud, Client, “Cloud,” “Client,” and Consumer. “Consumer.” Cloud is comprised primarily of products for public or private cloud environments and enterprise customers. Through the Client end market, the Company provides its OEM original equipment manufacturer (“OEM”) and channel customers a broad array of high-performance HDD solutions across desktop and notebooks. The Consumer end market provides a broad wide range of retail and other end-user products, which capitalize on the strength of the Company’s product brand recognition and vast presence around the world. The Company also generates immaterial license and royalty revenue from its extensive intellectual property portfolio, which is included in each of these three end market categories.

Source: Item 8, Note 1 – Organization and Basis of Presentation, 10-K 0001628280-26-057139 vs Item 8, Note 1 – Organization and Basis of Presentation, 10-K 0000106040-25-000038

Every change, by type

Sentences and paragraphs added, removed or reworded

Sentences and paragraphs of WDC's Risk Factors and MD&A, 10-K 2026-08-14 against 10-K 2025-08-14. Each links to the text at sec.gov.

AddedRisk Factors
Additionally, new technologies could impact demand for our products in unforeseen or unexpected ways. For example, if a shift away from Cloud and toward on-premises hardware diminishes the need for large-scale data center infrastructure, demand

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
We have entered into long-term agreements with certain customers that commit us to deliver and our customers to purchase substantial volumes of products over multi-quarter or multi-year periods. These agreements also generally commit us to sell agreed volumes to these customers at predetermined or formula-based prices for the duration of the contract terms. As a result, we may be obligated to continue selling products to these customers even when demand from other customers, prevailing market prices, or other sales opportunities would be more favorable to us, and we may be unable to take full advantage of periods of rising prices, increased demand, or supply shortages. If market prices for our products increase above the prices set under these agreements, or if higher-margin or otherwise more attractive alternatives become available, our commitments under these agreements could prevent us from realizing the benefit of those conditions, which could result in significant opportunity costs and could have a material adverse effect on our results of operations and financial condition.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
Our ability to fulfill our obligations under these agreements depends on a number of factors, including our manufacturing capacity, production yields, supply chain performance, and the availability of raw materials and other critical inputs. There can be no assurance that we will be able to perform these contractual obligations throughout the contract terms without disruption or shortfall. If we are unable to deliver products in the quantities, at the times, or meeting the specifications required under these agreements, we may be subject to pricing or volume reductions, contractual damages, other financial losses, or early termination. Any failure to perform could harm our customer relationships, damage our reputation, and have a material adverse effect on our results of operations and financial condition.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
If a customer were to breach its purchase obligations, including by failing to meet its purchase commitments, or if a customer were to terminate the agreement due to our material breach of supply commitments, we may need to find alternative customers for any affected product volumes. Depending on market conditions at the time, we may be unable to resell those products at comparable prices, or at all, which could result in reduced revenue, lower margins, excess inventory, or manufacturing underutilization or asset impairment charges, and could have a material adverse effect on our business, results of operations, and financial condition.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
Each agreement provides for certain remedies designed to protect us if the customer fails to perform its purchase obligations. In such event, these contractual remedies are expected to offset at least some portion of revenue that may be lost due to the customer’s failure to perform, but they may not fully offset such lost revenue depending on the reason for such nonperformance, our ability to recover in any action and other factors. Any enforcement of these contractual remedies by us could be costly and time-consuming and could adversely affect our customer relationships. If we are unable or unsuccessful in enforcing or if we choose not to enforce any contractual remedy in the event of a customer’s failure to perform its purchase obligations, we may experience consequences that could have a material adverse effect on our business and results of operations.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
In addition, armed conflicts and heightened geopolitical tensions can result in sanctions, export controls, tariffs and other trade restrictions, limit or restrict our ability to access certain markets and disrupt critical logistics networks, including air and ocean freight routes. For example, the escalation of the conflict involving Iran and heightened tensions in the Middle East could cause disruption to critical logistics and supply routes, which could affect the availability and cost of materials used in our business. Additionally, China has imposed export restrictions on rare earth minerals and related materials critical to semiconductor and hard drive manufacturing. These developments have increased, and could further increase, costs for, or limit the availability of, energy, rare earth minerals, materials, components and transportation, constrain manufacturing capacity and may require us to redesign products or reconfigure aspects of our global supply chain. Geopolitical instability may also elevate cybersecurity risks, including state-sponsored attacks, which could disrupt our operations or those of our suppliers, customers or partners, and further adversely affect demand for our products.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
requirements (including encryption and other technology), trade wars, tariffs and complex customs regulations; difficulties in managing international operations, including appropriate internal controls; and fluctuations in financial markets and interruptions to supply chains from public health crises.

Read it in 10-K 2026-08-14 at sec.gov ↗

Show the other 16
AddedRisk Factors
We may be adversely affected by the risks, challenges, and evolving regulatory landscape associated with the use of AI in our operations, product development, and business practices.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
We are increasingly leveraging AI technologies, including generative AI applications and tools, to support and enhance our various operational processes. While AI may promote efficiency and offer analytical advantages, it is complex and rapidly-changing, and its implementation carries inherent risks. Implementation of AI technologies can be costly and time-consuming, and the effectiveness or potential benefits of such technologies may vary depending on use case, integration, and oversight. The incorporation of AI algorithms or training methodologies into our operations or decision-making processes may result in flawed, irrelevant, insufficient, inaccurate, biased or non-compliant outputs, potentially impacting our strategic choices, operational effectiveness, and regulatory compliance. These inaccuracies can arise from limitations in training data, algorithmic design, or unintended consequences of machine learning models. Actual or perceived deficiencies, failures or misuse in our implementation or use of AI could result in competitive disadvantages, operational inefficiencies, regulatory action, legal liability, brand or reputational harm, and negative financial results.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
In addition, the use of AI in the development of our products could potentially lead to ambiguities in intellectual property ownership, infringement or misappropriation risks, which could impact our competitive position and expose us to litigation, monetary penalties, or operational disruptions. The unauthorized or unapproved use of generative AI tools by our employees, contractors, or other third parties, as well as overreliance on AI automation or agentic AI without appropriate human oversight, may lead to the inadvertent disclosure of confidential, proprietary, or personal information, flawed or unauthorized actions, or other adverse consequences, including disruptions to business operations, exposing us to data security, privacy, legal, regulatory, and reputational risks.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedRisk Factors
Misuse of such tools can also result in violations of applicable laws and regulations, including data protection and intellectual property laws. Governments worldwide are adopting or proposing AI-specific regulations, including the European Union’s Artificial Intelligence Act, as well as various proposed frameworks in the U.S., China, and other jurisdictions. These regulations may impose requirements on the development, deployment, and use of AI systems in our products or operations, require jurisdiction-specific product configurations, increase compliance costs, or limit our ability to leverage AI technologies. The evolving and potentially divergent nature of these regulations creates uncertainty and could adversely affect our business. Public and governmental perceptions regarding the use and impact of AI may evolve over time and could give rise to new regulatory requirements, legal liability, or reputational harm. If we enable or offer products that support AI solutions that draw

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
The increasing long-term demand for data storage in the cloud is benefiting our HDD business. The adoption of AI and workloads driven by hybrid data are propelling growth in data storage as well. This creates an accelerated demand for higher-capacity drives, which have greater manufacturing complexity and longer production lead times. In response, customers are partnering with us earlier to support their future growth requirements and are extending the duration of their commercial arrangements, which improves our long-term visibility of demand.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
In February 2026, we converted all remaining outstanding shares of our Preferred Shares, in accordance with their terms, into 7 million shares of our common stock.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
In June 2026, we fully settled the conversion obligation on $32 million in aggregate principal amount of our 2028 Convertible Notes that were tendered in March 2026 (the “Tendered Notes”). We used $32 million of cash to settle the principal amount of the Tendered Notes, as required by the indenture, and elected to use an additional $328 million of cash to settle the conversion premium instead of settling the premium with 0.8 million shares of our common stock.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
Also in June 2026, we entered into separate, privately negotiated exchange agreements with certain holders of $858 million in aggregate principal of our 2028 Convertible Notes. Pursuant to these agreements, we fully settled the obligation for $860 million in cash (which reflected principal amount and a small inducement cost) and 21.3 million shares of our common stock.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
During the year ended July 3, 2026, our repurchases under our Share Repurchase Program and our election to settle the conversion premium on the Tendered Notes in cash, instead of shares of common stock, aggregated $2.92 billion, which resulted in an effective impact to our outstanding shares of common stock of approximately 15.5 million shares.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
Client revenue, representing 6% of total net revenue, increased by 31% in 2026 compared to 2025, driven by a 3% increase in exabytes sold and a 26% increase in ASPs per exabyte. The increase in exabytes sold and ASPs per exabyte were driven by dynamics largely consistent with our other end markets.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
Consumer revenue, representing 5% of total net revenue, increased by 13% in 2026 compared to 2025, driven by a 1% increase in exabytes sold and a 12% increase in ASPs per exabyte. The increase in exabytes sold and ASPs per exabyte were driven by dynamics largely consistent with our other end markets.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
Gross profit increased by $2.62 billion in 2026 compared to 2025. The increase was largely due to an increased volume of shipments, a better cost structure on our newer generation products, a mix shift towards higher capacity drives and improved pricing. Gross margin increased 10.1 percentage points in 2026 compared to 2025. The shift toward higher capacity drives has benefited gross margin through both a better cost structure and improved pricing.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
Selling, general and administrative expense decreased by $17 million or 3% in 2026 compared to 2025, as 2025 included higher costs associated with the final planning and execution of the Separation, including transitional personnel costs and higher outside service fees.

Read it in 10-K 2026-08-14 at sec.gov ↗

AddedMD&A
As described in Part II, Item 8, Note 7, Debt, of the Notes to Consolidated Financial Statements included in this Annual Report on Form 10-K, as of July 3, 2026, $710 million in aggregate principal amount of our 2028 Convertible Notes remained outstanding. The holders of the notes have had and continue to have the right to convert the notes through the calendar quarter ending September 30, 2026 based on the sale price conditional conversion feature in their terms. As of July 3, 2026, $343 million in aggregate principal amount of these notes had been tendered for conversion and we believe the remaining $367 million principal amount will likely be tendered in the next few months. We expect the settlement of these notes will require the use of an aggregate $710 million of cash to settle the principal amount with substantially all of any premium being settled in shares under the original terms of the notes.

Read it in 10-K 2026-08-14 at sec.gov ↗

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