We are live on ! Find out more
IMOS

ChipMOS TECHNOLOGIES

57 hedge funds and large institutions have $62.7M invested in ChipMOS TECHNOLOGIES in 2025 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 15 increasing their positions, 17 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

288% more call options, than puts

Call options by funds: $4.07M | Put options by funds: $1.05M

200% more first-time investments, than exits

New positions opened: 9 | Existing positions closed: 3

51% more capital invested

Capital invested by funds: $41.5M → $62.7M (+$21.2M)

12% more funds holding

Funds holding: 5157 (+6)

0.05% less ownership

Funds ownership: 6.06%6% (-0.05%)

12% less repeat investments, than reductions

Existing positions increased: 15 | Existing positions reduced: 17

Holders
57
Holders Change
+6
Holders Change %
+11.76%
% of All Funds
0.69%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
9
Increased
15
Reduced
17
Closed
3
Calls
$4.07M
Puts
$1.05M
Net Calls
+$3.02M
Net Calls Change
+$3.08M
Name Holding Trade Value Shares
Change
Change in
Stake
Renaissance Technologies
1
Renaissance Technologies
New York
$33.3M -$409K -16,400 -1%
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$7.5M -$303K -12,140 -5%
BlackRock
3
BlackRock
New York
$7.25M -$59.1K -2,371 -1%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$2.73M +$8.87K +356 +0.4%
VPIM
5
Vanguard Personalized Indexing Management
California
$2.18M +$55.8K +2,240 +3%
Creative Planning
6
Creative Planning
Kansas
$1.24M -$23.6K -949 -2%
RG
7
Renaissance Group
Kentucky
$1.07M -$378K -15,150 -29%
Goldman Sachs
8
Goldman Sachs
New York
$829K +$20.7K +830 +3%
PAM
9
Parvin Asset Management
South Dakota
$659K -$77.3K -3,100 -12%
BP
10
Ballentine Partners
Massachusetts
$638K +$25.6K +1,028 +5%
RhumbLine Advisers
11
RhumbLine Advisers
Massachusetts
$630K -$395K -15,838 -43%
S
12
SignatureFD
Georgia
$629K +$5.26K +211 +1%
UBS Group
13
UBS Group
Switzerland
$544K +$456K +18,291 +23,755%
Citadel Advisors
14
Citadel Advisors
Florida
$483K -$120K -4,796 -23%
Bank of America
15
Bank of America
North Carolina
$406K +$16.4K +659 +5%
QCG
16
Quadrant Capital Group
Ohio
$389K +$42K +1,686 +15%
LPL Financial
17
LPL Financial
California
$328K -$1.74K -70 -0.6%
XC
18
XY Capital
Hong Kong
$314K +$264K +10,596 New
RC
19
RBF Capital
California
$266K +$223K +8,965 New
Connor, Clark & Lunn Investment Management (CC&L)
20
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$260K +$219K +8,779 New
PA
21
Parallel Advisors
California
$186K +$3.44K +138 +2%
LSV Asset Management
22
LSV Asset Management
Illinois
$166K
GI
23
GAMMA Investing
California
$97.1K +$10.2K +410 +14%
WIM
24
Westside Investment Management
California
$66K
AAP
25
Arax Advisory Partners
Colorado
$63.7K -$4.36K -175 -8%

IMOS Hedge Fund Activity: Q4 2025 in Review

57 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in ChipMOS TECHNOLOGIES (IMOS) for Q4 2025, worth a combined $62.7M — up 51% from $41.5M a quarter earlier.

Buyers outnumbered sellers: 9 funds opened new IMOS positions and 3 closed out — a net gain of 6 holders — while 15 added to existing stakes and 17 trimmed.

The largest buyer was UBS Group, adding an estimated $456K. The largest seller was Envestnet Asset Management, exiting entirely with an estimated $526K sold.

  • 57 institutional investors held ChipMOS TECHNOLOGIES (IMOS) as of Q4 2025, up from 51 in Q3 2025.
  • Funds reported $62.7M of ChipMOS TECHNOLOGIES stock for Q4 2025, up 51% quarter-over-quarter.
  • 9 funds opened new ChipMOS TECHNOLOGIES positions in Q4 2025 and 3 closed out, a net change of +6 holders.
  • The largest ChipMOS TECHNOLOGIES buyer in Q4 2025 was UBS Group, an estimated $456K added.
  • The largest ChipMOS TECHNOLOGIES seller in Q4 2025 was Envestnet Asset Management, an estimated $526K sold.

Based on aggregated 13F filings for Q4 2025.