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Amphenol

2,002 hedge funds and large institutions have $233B invested in Amphenol in 2025 Q4 according to their latest regulatory filings, with 308 funds opening new positions, 773 increasing their positions, 742 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

2% more funds holding in top 10

Funds holding in top 10: 9294 (+2)

4% more repeat investments, than reductions

Existing positions increased: 773 | Existing positions reduced: 742

14% less call options, than puts

Call options by funds: $643M | Put options by funds: $752M

Holders
2,002
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
94
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$643M
Puts
$752M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
IC
251
IEQ Capital
California
$45.5M
GCM
252
Geneva Capital Management
Wisconsin
$45.2M
RG
253
Renaissance Group
Kentucky
$44.2M
TCM
254
TimesSquare Capital Management
New York
$43.9M
CNB
255
Czech National Bank
Czech Republic
$43.6M
Comerica Bank
256
Comerica Bank
Texas
$43.4M
NAM
257
NorthCrest Asset Manangement
Minnesota
$43.3M
BG
258
Bahl & Gaynor
Ohio
$43.2M
SMDAM
259
Sumitomo Mitsui DS Asset Management
Japan
$43M
FAF
260
Första AP-fonden
Sweden
$42.8M
RMC
261
Resources Management Corp
Connecticut
$42.7M
Cetera Investment Advisers
262
Cetera Investment Advisers
Illinois
$42.5M
CII
263
Capital International Inc
California
$42.3M
FT
264
Fiduciary Trust
Massachusetts
$42M
DP
265
Dearborn Partners
Illinois
$42M
X
266
Xponance
Pennsylvania
$41.5M
PI
267
PineBridge Investments
New York
$41.4M
NPPM
268
North Point Portfolio Managers
Ohio
$41.3M
Calamos Advisors
269
Calamos Advisors
Illinois
$40.6M
CIBC World Market
270
CIBC World Market
Ontario, Canada
$40.5M
MIM
271
Manitou Investment Management
Ontario, Canada
$40.2M
MVIP
272
Mar Vista Investment Partners
California
$40.1M
MSR
273
Main Street Research
Connecticut
$40M
JA
274
JLB & Associates
Michigan
$39.7M
1832 Asset Management
275
1832 Asset Management
Ontario, Canada
$39.4M