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 $299.18B, about 17.2x AMKR ($17.40B).
- Over the past year, AMKR is up 214.4% and ARM is up 86.7% - AMKR leads by 127.7 points.
- AMKR has been more active in the news (14 items in the past 4 weeks vs 2 for ARM).
- ARM has more recent analyst coverage (25 ratings vs 17 for AMKR).
- Company
- Amkor Technology Inc.
- Arm Holdings plc
- Price
- $67.79-3.45%
- $273.84-2.55%
- Market cap
- $17.40B
- $299.18B
- 1M return
- -18.11%
- -27.76%
- 1Y return
- +214.35%
- +86.70%
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 1998
- 2023
- News (4w)
- 14
- 2
- Recent ratings
- 17
- 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
- Amkor Technology to Announce Second Quarter 2026 Financial Results on July 27, 2026
- President and CEO Engel Kevin K. converted options into 8,692 shares and covered exercise/tax liability with 3,725 shares, increasing direct ownership by 63% to 12,887 units (SEC Form 4) to satisfy withholding tax
- CFO Faust Megan converted options into 8,692 shares and covered exercise/tax liability with 3,725 shares, increasing direct ownership by 4% to 137,105 units (SEC Form 4) (for withholding tax)
- Director Rutten Guillaume Marie Jean converted options into 8,692 shares, increasing direct ownership by 2% to 511,732 units (SEC Form 4)
- SEC Form 4 filed by Member of 10% owner group (5) Kim Susan Y
- SEC Form 4 filed by Director Watson David N
- SEC Form 4 filed by Director Tily Gil C.
- SEC Form 4 filed by Director Rutten Guillaume Marie Jean
- SEC Form 4 filed by Director Morse Robert Randolph
- SEC Form 4 filed by Director Mccourt Maryfrances
Latest ARM
- Arm Holdings plc downgraded by HSBC Securities with a new price target
- Arm Announces Earnings Release Date for First Quarter Fiscal Year Ended 2027
- Arm Holdings plc downgraded by New Street
- Chief Accounting Officer Bartels Laura Kathleen sold $4,439,866 worth of Ordinary Shares (11,306 units at $392.70), decreasing direct ownership by 48% to 12,135 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $2,644,252 worth of Ordinary Shares (6,566 units at $402.72), decreasing direct ownership by 24% to 20,563 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $1,444,002 worth of Ordinary Shares (4,200 units at $343.81), decreasing direct ownership by 13% to 27,129 units (SEC Form 4)
- Chief Commercial Officer Abbey William sold $703,386 worth of Ordinary Shares (2,300 units at $305.82), decreasing direct ownership by 7% to 31,329 units (SEC Form 4)
- SEC Form SD filed by Arm Holdings plc
- SEC Form IRANNOTICE filed by Arm Holdings plc
- SEC Form 20-F filed by Arm Holdings plc