ChipMOS TECHNOLOGIES INC. (IMOS)
NASDAQ: IMOS · Real-Time Price · USD
42.87
-0.48 (-1.11%)
At close: Apr 28, 2026, 4:00 PM EDT
43.72
+0.85 (1.98%)
After-hours: Apr 28, 2026, 6:12 PM EDT

Company Description

ChipMOS TECHNOLOGIES INC. engages in the research and development, manufacture, and sale of integrated circuits, and related assembly and testing services in Taiwan, Japan, the People’s Republic of China, and internationally.

It operates through five segments: Testing; Assembly; Display Panel Driver Semiconductor Assembly and Testing; Bumping; and Others.

The company offers leadframe-based packages, such as the small outline package, thin small outline package, and quad flat package; and substrate-based packages, including FBGA, VFBGA, stacked chip-scale package, TFBGA, LGA, COG, and COF; and testing solutions comprising professional wafer and final testing, tester/tooling correlation, test program verification, engineering lot and pilot lot run arrangement, engineering support, device failure mode analysis, and automation system for simple digital logic, complex ASIC, high speed digital, memory, and mixed signal and display driver IC devices.

It also provides bumping services; intellectual property management and enabling technologies; and turnkey services, such as wafer bumping/RDL, wafer sort, assembly, final test, and drop shipment to display driver IC, memory IC, and logic mixed-signal IC.

The company serves fabless companies, integrated device manufacturers, and foundries. ChipMOS TECHNOLOGIES INC.

was incorporated in 1997 and is headquartered in Hsinchu City, Taiwan.

ChipMOS TECHNOLOGIES INC.
ChipMOS TECHNOLOGIES INC. logo
Country Taiwan
Founded 1997
Industry Semiconductors
Sector Technology
Employees 5,688
CEO Shih-Jye Cheng

Contact Details

Address:
No.1, Yanfa 1st Road, Hsinchu Science Park
Hsinchu City
Taiwan
Phone 886 3 577 0055
Website chipmos.com

Stock Details

Ticker Symbol IMOS
Exchange NASDAQ
Fiscal Year January - December
Reporting Currency TWD
CIK Code 0001123134
CUSIP Number 16965P103
ISIN Number US16965P2020
SIC Code 3674

Key Executives

Name Position
Shih-Jye Cheng Chairman, Chief Executive Officer and President
Silvia Su Chief Corporate Governance Officer, Vice President of Finance and Accounting Management Center and Director
Jesse Huang Senior Vice President of Strategy and Investor Relations
D. Y. Tsai Executive Vice President and Head of Business Management Center
Vincent Hsu Executive Vice President
Guang Hui Chen Deputy General Manager
Dr. G. S. Shen Deputy Director of Strategy and Investor Relations

Latest SEC Filings

Date Type Title
Apr 24, 2026 6-K Report of foreign issuer
Apr 23, 2026 6-K Report of foreign issuer
Apr 22, 2026 6-K Report of foreign issuer
Apr 14, 2026 6-K Report of foreign issuer
Apr 14, 2026 20-F Annual and transition report of foreign private issuers
Apr 10, 2026 6-K Report of foreign issuer
Apr 2, 2026 6-K Report of foreign issuer
Mar 12, 2026 6-K Report of foreign issuer
Mar 10, 2026 6-K Report of foreign issuer
Mar 10, 2026 6-K Report of foreign issuer