IMOSChipMOS TECHNOLOGIES INC.

$57.06

Who owns IMOS

71 institutions reported holding IMOS for 2026Q1, together 6.7% of the company, more than the 57 a quarter earlier.

71

Institutions reporting a position · as of 2026Q1 · up from 57 the quarter before

Shares held by institutions
2.3M

Shares held by institutions · 6.7% of the company · long US equity positions only, as reported on Form 13F

Reported value
$83M

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
5.1%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
21
Positions exited
7
Added to
19
Reduced
14
Top 10 holdersof the company
5.8%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q1712.3M$83M
2025Q4572.1M$63M
2025Q3512.2M$42M
2025Q2512.2M$40M
2025Q1462.2M$37M
2024Q4502.2M$42M
2024Q3562.4M$56M
2024Q2592.6M$69M
2024Q1612.7M$84M
2023Q4542.7M$73M
2023Q3482.7M$61M
2023Q2452.6M$62M
2023Q1452.6M$66M
2022Q4452.6M$57M
2022Q3522.6M$49M
2022Q2512.6M$65M
Largest reported holders, 2026Q1
HolderShares% of companyValue
RENAISSANCE TECHNOLOGIES LLC1.1M3.2%$40M
BlackRock Inc.0.3M0.73%$9.1M
ACADIAN ASSET MANAGEMENT LLC0.2M0.65%$8.1M
DIMENSIONAL FUND ADVISORS LP0.1M0.27%$3.3M
O'SHAUGHNESSY ASSET MANAGEMENT, LLC0.1M0.23%$2.9M
VANGUARD GROUP INC0.1M0.20%$2.5M
ENVESTNET ASSET MANAGEMENT INC0.1M0.16%$2.0M
Creative Planning0.0M0.13%$1.6M
RENAISSANCE GROUP LLC0.0M0.10%$1.3M
Marshall Wace LLP0.0M0.09%$1.2M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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