Companies / Chipmos Technologies Inc

Chipmos Technologies Inc

Nasdaq: IMOSForeign ยท IFRSCIK 1123134TAIWAN

Ownership

700.0M shares outstanding
0.32%Institutions
Ownership
Institutions0.32%2,205,213
Public float99.69%697,777,913

% of common shares outstanding (single-class filing figure). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 11

View all โ†’
Insider% of sharesShares
Chang Pao-HsinDirector
โ€”โ€”
Cheng Shih JyePresident ยท Director
โ€”โ€”
Chien Kun-YiDirector
โ€”โ€”
Hsu Yuan-FengExecutive Vice President
โ€”โ€”
Lin Fu-ChenDirector
โ€”โ€”
Su Yu-ChiaoVice President ยท Director
โ€”โ€”
Tang Yuh-FongDirector
โ€”โ€”
Tsai Teng-YuehExecutive Vice President
โ€”โ€”
Wang Jyh-ChauDirector
โ€”โ€”
Wang Yeong-HerDirector
โ€”โ€”

Institutional holders 65

View all โ†’
HolderValue% of shares
Renaissance Technologies LLC$40.00M0.16%
BlackRock, Inc.$16.41M0.04%
Dimensional Fund Advisors LP$2.73M0.01%
Vanguard Personalized Indexing Management, LLC$2.18M0.01%
Creative Planning$1.24M<0.01%
Marshall Wace, LLP$1.17M<0.01%
Two Sigma Investments, LP$1.08M<0.01%
Renaissance Group LLC$1.07M<0.01%
Rhumbline Advisers$872.8K<0.01%
The Goldman Sachs Group, Inc.$828.6K<0.01%

Activity

Jun 30, 2026View all โ†’
InsidersInstitutions
Who's accumulating and trimming this stock (13F).
DateActorActionSecurityValueShares ฮ”Position afterImpact
Q1 2026
as of
Marshall Wace, LLP
13F manager
NewADR$1.17M+33K
32,603
<0.01% of shares
low
Q1 2026
as of
Two Sigma Investments, LP
13F manager
NewADR$1.08M+30K
30,221
<0.01% of shares
low
Q2 2026
as of
BlackRock, Inc.
13F manager
AddADR$692.9K+11K
+4.41%
255,464
0.04% of shares
low
Q1 2026
as of
Millennium Management LLC
13F manager
NewADR$383.9K+11K
10,729
<0.01% of shares
low
Q2 2026
as of
Quadrature Capital Ltd
13F manager
NewADR$306.9K+5K
4,776
<0.01% of shares
low
Q1 2026
as of
RBF Capital, LLC
13F manager
ExitADR$-265.6K-9K
-100.00%
0
low
Q1 2026
as of
Renaissance Technologies LLC
13F manager
TrimADR$-257.6K-7K
-0.64%
1,117,990
0.16% of shares
low
Q1 2026
as of
Rhumbline Advisers
13F manager
AddADR$112.6K+3K
+14.81%
24,393
<0.01% of shares
low

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
IMOSADREquity16965P202BBG00DQ1N399