Compare · KLAC vs WDC
KLAC vs WDC
Side-by-side comparison of KLA Corporation (KLAC) and Western Digital Corporation (WDC): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both KLAC and WDC operate in Electronic Components (Technology), so they compete in similar markets.
- KLAC is the larger of the two at $286.56B, about 1.8x WDC ($160.90B).
- Over the past year, KLAC is up 134.2% and WDC is up 596.3% - WDC leads by 462.1 points.
- WDC has been more active in the news (18 items in the past 4 weeks vs 7 for KLAC).
- Both have 25 recent analyst ratings on file.
- Company
- KLA Corporation
- Western Digital Corporation
- Price
- $219.35-2.28%
- $465.62-9.30%
- Market cap
- $286.56B
- $160.90B
- 1M return
- -14.42%
- -28.58%
- 1Y return
- +134.17%
- +596.27%
- Industry
- Electronic Components
- Electronic Components
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 1980
- News (4w)
- 7
- 18
- Recent ratings
- 25
- 25
KLA Corporation
KLA Corporation designs, manufactures, and markets process control and yield management solutions for the semiconductor and related nanoelectronics industries worldwide. The company offers chip and wafer manufacturing products, including defect inspection and review systems, metrology solutions, in situ process monitoring products, computational lithography software, and data analytics systems for chip manufacturers to manage yield throughout the semiconductor fabrication process. It also provides reticle manufacturing products, such as reticle inspection, metrology, and data analytics systems for mask shops; and packaging manufacturing products comprising wafer inspection and metrology, die sorting and inspection, IC component inspection and metrology, data analytics, wafer processing systems, and IC substrate production processes. In addition, the company offers compound semiconductor, power device, light emitting diode, and microelectromechanical system manufacturing products; data storage media/head manufacturing products; general purpose/lab applications; and previous-generation KLA systems. Further, it provides wafer processing solutions; printed circuit boards, and display and inspection components; and other services. The company was formerly known as KLA-Tencor Corporation and changed its name to KLA Corporation in July 2019. KLA Corporation was incorporated in 1975 and is headquartered in Milpitas, California.
Western Digital Corporation
Western Digital Corporation develops, manufactures, and sells data storage devices and solutions. It offers client devices, including hard disk drives (HDDs) and solid state drives (SSDs) for computing devices, such as desktop and notebook personal computers (PCs), smart video systems, gaming consoles, and set top boxes; flash-based embedded storage products for mobile phones, tablets, notebook PCs, and other portable and wearable devices, as well as automotive, Internet of Things, industrial, and connected home applications; flash-based memory wafers; and embedded storage solutions and flash products. The company also provides data center devices and solutions comprising enterprise helium hard drives; enterprise SSDs consisting of flash-based SSDs and software solutions for use in enterprise servers, online transactions, data analysis, and other enterprise applications; data center solutions, including HDDs and drive configurations for use in data storage systems and tiered storage models; and data storage platforms and systems. In addition, it offers client solutions, such as external HDD storage products in mobile and desktop form; client SSDs; removable cards that are used in consumer devices comprising mobile phones, tablets, imaging systems, and still and action video cameras; universal serial bus flash drives for use in the computing and consumer markets; and wireless drive products used in-field back up of created content, as well as wireless streaming of high-definition movies, photos, music, and documents to tablets, smartphones, and PCs. The company sells its products under the G-Technology, SanDisk, and WD brands to original equipment manufacturers, distributors, resellers, and retailers. It operates in the United States, China, Hong Kong, Europe, the Middle East, Africa, rest of Asia, and internationally. Western Digital Corporation was founded in 1970 and is headquartered in San Jose, California.
Latest KLAC
- EVP & Chief Financial Officer Higgins Bren D. sold $7,359,879 worth of shares (27,701 units at $265.69) as part of a pre-agreed trading plan, decreasing direct ownership by 10% to 263,472 units (SEC Form 4)
- SVP & Chief Accounting Officer Kirloskar Virendra A acquired $21,250 worth of shares (196 units at $108.33) as part of a pre-agreed trading plan and sold $52,075 worth of shares (196 units at $265.69) as part of a pre-agreed trading plan, increasing direct ownership by 0.00% to 19,575 units (SEC Form 4)
- President and CEO Wallace Richard P acquired $21,250 worth of shares (196 units at $108.33) and covered exercise/tax liability with 45,850 shares, decreasing direct ownership by 6% to 668,176 units (SEC Form 4) to cover withholding tax
- EVP, KLA Global Services Lorig Brian acquired $21,250 worth of shares (196 units at $108.33) and covered exercise/tax liability with 12,222 shares, decreasing direct ownership by 10% to 102,764 units (SEC Form 4) to satisfy withholding tax
- EVP & Chief Financial Officer Higgins Bren D. acquired $21,250 worth of shares (196 units at $108.33) and covered exercise/tax liability with 30,567 shares, decreasing direct ownership by 9% to 291,173 units (SEC Form 4) (for withholding tax)
- EVP, CLO and Secretary Wilkinson Mary Beth sold $4,106,038 worth of shares (14,392 units at $285.30) as part of a pre-agreed trading plan and covered exercise/tax liability with 10,260 shares, decreasing direct ownership by 32% to 53,367 units (SEC Form 4) to cover withholding tax
- President, Semi. Prod. & Cust. Khan Ahmad A. acquired $21,250 worth of shares (196 units at $108.33) and covered exercise/tax liability with 30,567 shares, decreasing direct ownership by 13% to 196,862 units (SEC Form 4) to cover withholding tax
- AI Infrastructure Boom Creates Skyrocketing Demand for Automation, Robotics Solutions Across Industries
- SEC Form 8-K filed by KLA Corporation
- President and CEO Wallace Richard P sold $9,986,725 worth of shares (4,512 units at $2,213.37) as part of a pre-agreed trading plan, decreasing direct ownership by 6% to 71,383 units (SEC Form 4)
Latest WDC
- WD to Announce Fourth Quarter and Fiscal Year 2026 Financial Results on August 5, 2026
- Melius initiated coverage on Western Digital with a new price target
- SEC Form 4 filed by Chief Legal Officer & Corp Sec Tregillis Cynthia L
- Chief Executive Officer Tan Irving converted options into 52 shares and covered exercise/tax liability with 1,090 shares, decreasing direct ownership by 0.17% to 595,966 units (SEC Form 4)
- Chief Product Officer Shihab Ahmed Mohammed converted options into 51 shares and covered exercise/tax liability with 5,149 shares, decreasing direct ownership by 3% to 159,706 units (SEC Form 4)
- SEC Form 4 filed by Director Streeter Stephanie A
- SEC Form 4 filed by Director Oulman Roxanne
- SEC Form 4 filed by Chief Financial Officer Sennesael Kris
- SEC Form 4 filed by Director Kiddoo Bruce E
- SEC Form 4 filed by Director Massengill Matthew E