Compare · ARM vs IMOS
ARM vs IMOS
Side-by-side comparison of Arm Holdings plc (ARM) and ChipMOS TECHNOLOGIES INC. (IMOS): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both ARM and IMOS operate in Semiconductors (Technology), so they compete in similar markets.
- ARM is the larger of the two at $345.67B, about 168.6x IMOS ($2.05B).
- Over the past year, ARM is up 132.2% and IMOS is up 198.1% - IMOS leads by 65.9 points.
- ARM has been more active in the news (28 items in the past 4 weeks vs 9 for IMOS).
- ARM has more recent analyst coverage (25 ratings vs 0 for IMOS).
- Company
- Arm Holdings plc
- ChipMOS TECHNOLOGIES INC.
- Price
- $327.70+0.98%
- $58.86+4.17%
- Market cap
- $345.67B
- $2.05B
- 1M return
- +53.51%
- -3.26%
- 1Y return
- +132.18%
- +198.10%
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 2023
- News (4w)
- 28
- 9
- Recent ratings
- 25
- 0
ChipMOS TECHNOLOGIES INC.
ChipMOS TECHNOLOGIES INC. researches, develops, manufactures, and sells high-integration and high-precision integrated circuits, and related assembly and testing services in Taiwan, Japan, Singapore, and internationally. The company operates through Testing; Assembly; Testing and Assembly for LCD, OLED and other Display Panel Driver Semiconductors; Bumping; and Other segments. It provides a range of back-end assembly and test services, including engineering test, wafer probing and final test of memory and logic/mixed-signal semiconductors, as well as leadframe-and organic substrate-based package assembly services for memory and logic/mixed-signal semiconductors; and gold bumping, reel to reel assembly, and test services for LCD and other flat-panel display driver semiconductors. The company's semiconductors are used in personal computers; graphics applications, such as game consoles; communications equipment; mobile products comprising cellular handsets, tablets, and consumer electronic products; and automotive/industry and display applications, such as display panels. ChipMOS TECHNOLOGIES INC. was incorporated in 1997 and is headquartered in Hsinchu, Taiwan.
Latest ARM
- 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
- Chief Commercial Officer Abbey William sold $1,336,125 worth of Ordinary Shares (4,655 units at $287.03), decreasing direct ownership by 12% to 33,629 units (SEC Form 4)
- Chief People Officer Eaton Charlotte Claire sold $2,263,520 worth of Ordinary Shares (7,805 units at $290.01), closing all direct ownership in the company (SEC Form 4)
- Chief Legal Officer Collins Spencer sold $8,802,315 worth of Ordinary Shares (40,941 units at $215.00), closing all direct ownership in the company (SEC Form 4)
Latest IMOS
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.
- ChipMOS REPORTS 17.7% YoY INCREASE IN MAY 2026 REVENUE
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.
- ChipMOS SHAREHOLDERS APPROVE CASH DIVIDEND DISTRIBUTION OF NT$1.23 PER COMMON SHARE OR APPROXIMATELY US$0.78 PER ADS
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.
- SEC Form SD filed by ChipMOS TECHNOLOGIES INC.
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.
- ChipMOS to Present at Cathay Securities 2026 Q2 Industry Forum
- SEC Form 6-K filed by ChipMOS TECHNOLOGIES INC.