Compare · AMKR vs ARM
AMKR vs ARM
Side-by-side comparison of Amkor Technology Inc. (AMKR) and Arm Holdings plc (ARM): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both AMKR and ARM operate in Semiconductors (Technology), so they compete in similar markets.
- ARM is the larger of the two at $257.03B, about 21.2x AMKR ($12.10B).
- AMKR has been more active in the news (5 items in the past 4 weeks vs 3 for ARM).
- ARM has more recent analyst coverage (25 ratings vs 18 for AMKR).
- Company
- Amkor Technology Inc.
- Arm Holdings plc
- Price
- -
- -
- Market cap
- $12.10B
- $257.03B
- 1M return
- -
- -
- 1Y return
- -
- -
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 1998
- 2023
- News (4w)
- 5
- 3
- Recent ratings
- 18
- 25
Amkor Technology Inc.
Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, the Middle East, Africa, and rest of the Asia Pacific. It offers turnkey packaging and test services, including semiconductor wafer bump, wafer probe, wafer back-grind, package design, packaging, and test and drop shipment services. The company also provides flip chip scale package products for use in smartphones, tablets, and other mobile consumer electronic devices; flip chip stacked chip scale packages that are used to stack memory, and as applications processors in mobile devices; and flip chip ball grid array products for various networking, storage, computing, and consumer applications. In addition, it offers wafer-level CSP packages that are used in power management, transceivers, sensors, wireless charging, codecs, and specialty silicon; wafer-level fan-out packages for use in ICs; and silicon wafer integrated fan-out technology, which replaces a laminate substrate with a thinner structure. Further, the company provides lead frame packages that are used in electronic devices for low to medium pin count applications; substrate-based wirebond packages, which are used to connect a die to a substrate; micro-electro-mechanical systems (MEMS) packages that are miniaturized mechanical and electro-mechanical devices; and advanced system-in-package modules, which are used in radio frequency and front end modules, basebands, connectivity, fingerprint sensors, display and touch screen drivers, sensors and MEMS, and NAND memory and solid state drives. It primarily serves integrated device manufacturers, fabless semiconductor companies, original equipment manufacturers, and contract foundries. Amkor Technology, Inc. was founded in 1968 and is headquartered in Tempe, Arizona.
Latest AMKR
- EVP & General Counsel Rogers Mark N sold $298,900 worth of shares (5,000 units at $59.78) as part of a pre-agreed trading plan and exercised 5,000 shares at a strike of $7.40 (SEC Form 4)
- CFO Faust Megan sold $54,450 worth of shares (1,000 units at $54.45) as part of a pre-agreed trading plan, decreasing direct ownership by 0.73% to 135,105 units (SEC Form 4)
- Amkor Technology Declares Quarterly Dividend
- Director Alexander Douglas A exercised 5,000 shares at a strike of $8.51 and sold $279,050 worth of shares (5,000 units at $55.81) as part of a pre-agreed trading plan (SEC Form 4)
- Director Rutten Guillaume Marie Jean sold $2,746,250 worth of shares (50,000 units at $54.92), decreasing direct ownership by 10% to 461,732 units (SEC Form 4)
- Director Churchill Winston J gifted 100 shares, decreasing direct ownership by 0.35% to 28,681 units (SEC Form 4)
- President and CEO Engel Kevin K. sold $151,387 worth of shares (3,221 units at $47.00), decreasing direct ownership by 25% to 9,666 units (SEC Form 4)
- SEC Form 10-Q filed by Amkor Technology Inc.
- Amkor Technology Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Amkor Technology Reports Financial Results for the Second Quarter 2026
Latest ARM
- Chief Accounting Officer Bartels Laura Kathleen covered exercise/tax liability with 856 units of Ordinary Shares and converted options into 1,681 units of Ordinary Shares, increasing direct ownership by 7% to 12,960 units (SEC Form 4) (withholding obligation)
- Director Sine Jeffrey gifted 9,572 units of Ordinary Shares, closing all direct ownership in the company (SEC Form 4)
- SEC Form 6-K filed by Arm Holdings plc
- Arm Holdings plc upgraded by New Street
- SEC Form 6-K filed by Arm Holdings plc
- Arm Holdings plc Reports Results for the First Quarter of the Fiscal Year Ending 2027
- SEC Form 6-K filed by Arm Holdings plc
- The Benchmark Company resumed coverage on Arm Holdings plc
- Arm Holdings plc downgraded by HSBC Securities with a new price target
- Arm Announces Earnings Release Date for First Quarter Fiscal Year Ended 2027