Chipmos Technologies Inc (IMOS) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, Chipmos Technologies Inc (NASDAQ:IMOS) is held by 20 institutional firms.

• Institutional ownership in Chipmos Technologies edged down to 6.5% in December 2025, compared to 192.1% in September 2025.
• The company experienced a 42.74% quarterly change in institutional shares held, alongside a decrease of 61.54% in total owners annually.
• Of these 20 institutional investors, 9 increased their holdings in Chipmos Technologies, while 1 of them reduced positions, and 10 investors maintained their exposure.
• Collectively, institutional investors increased their stake in Chipmos Technologies to 73.03K shares as of December 2025, a change that is up by 21.87K shares quarter on quarter and down 2.14Mn shares year over year.
• With 21.52K shares, Ballentine Partners, LLC commands the largest institutional position in Chipmos Technologies as of December 31, 2025, equating to 1.90% of the company.
• Among the most significant buyers of Chipmos Technologies during December 2025 were UBS Group AG (18.29K), Farther Finance Advisors, LLC (1.18K), Ballentine Partners, LLC (1.03K), NISA INVESTMENT ADVISORS, LLC (433), GAMMA Investing LLC (410).
• Leading sellers of Chipmos Technologies stock in December 2025 included US BANCORP \DE\ (196).
• The top 10 institutional holders of Chipmos Technologies for the quarter ending December 2025 included Ballentine Partners, LLC (21.52K), SIGNATUREFD, LLC (21.24K), UBS Group AG (18.37K), GAMMA Investing LLC (3.28K), Westside Investment Management, Inc. (2.16K), Allworth Financial LP (1.55K), Farther Finance Advisors, LLC (1.19K), JNBA Financial Advisors (1.00K), US BANCORP \DE\ (748), ASSETMARK, INC (584).