13F Insight
DOSSIER · 13F Holders · Q1 2026
IMOS

CHIPMOS TECHNOLOGIES INC

80 institutions still hold CHIPMOS TECHNOLOGIES INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 16965P202·80 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$92M
visible holders
Holders
80
filers reporting
Concentration
43.38%
RENAISSANCE TECHNOLOGIES LLC #1
top holder share
AI Holders Summary · Q1 2026

80 institutions reported IMOS in Q1 2026. RENAISSANCE TECHNOLOGIES LLC leads at 43.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$40M1.1M0.06%Q1 202602
BlackRock, Inc.
CIK 0002012383
$16M255K0.00%Q2 202603
ACADIAN ASSET MANAGEMENT LLC
CIK 0000916542
$8M226K0.01%Q1 202604
ENVESTNET ASSET MANAGEMENT INC
CIK 0001407543
$3M53K0.00%Q2 202605
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$3M92K0.00%Q1 202606
O'SHAUGHNESSY ASSET MANAGEMENT, LLC
CIK 0001423442
$3M80K0.01%Q1 202607
Vanguard Personalized Indexing Management, LLC
CIK 0001767306
$2M69K0.02%Q1 202608
Caprock Group, LLC
CIK 0001610769
$2M31K0.04%Q2 202609
Ballentine Partners, LLC
CIK 0001374889
$2M27K0.02%Q2 202610
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$2M46K0.00%Q1 202611
Creative Planning
CIK 0001540235
$2M45K0.00%Q1 202612
SIGNATUREFD, LLC
CIK 0001456048
$1M21K0.02%Q2 202613
RENAISSANCE GROUP LLC
CIK 0000944234
$1M35K0.05%Q1 202614
LVW Advisors, LLC
CIK 0001576053
$1M19K0.10%Q2 202615
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$1M30K0.00%Q1 202616
RHUMBLINE ADVISERS
CIK 0001115418
$873K24K0.00%Q1 202617
Kathmere Capital Management, LLC
CIK 0001794543
$861K13K0.05%Q2 202618
LPL Financial LLC
CIK 0001403438
$819K13K0.00%Q2 202619
Parvin Asset Management, LLC
CIK 0002056764
$779K22K0.56%Q1 202620
TD Waterhouse Canada Inc.
CIK 0001999606
$517K8K0.00%Q2 2026
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