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Amphenol

2,025 hedge funds and large institutions have $233B invested in Amphenol in 2025 Q4 according to their latest regulatory filings, with 323 funds opening new positions, 775 increasing their positions, 745 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:

4% more funds holding in top 10

Funds holding in top 10: 9296 (+4)

4% more repeat investments, than reductions

Existing positions increased: 775 | Existing positions reduced: 745

15% less call options, than puts

Call options by funds: $643M | Put options by funds: $753M

Holders
2,025
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
96
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$643M
Puts
$753M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
251
ProShare Advisors
Maryland
$46.6M
IC
252
IEQ Capital
California
$45.5M
GCM
253
Geneva Capital Management
Wisconsin
$45.2M
RG
254
Renaissance Group
Kentucky
$44.2M
TCM
255
TimesSquare Capital Management
New York
$43.9M
CNB
256
Czech National Bank
Czech Republic
$43.6M
Comerica Bank
257
Comerica Bank
Texas
$43.4M
NAM
258
NorthCrest Asset Manangement
Minnesota
$43.3M
BG
259
Bahl & Gaynor
Ohio
$43.2M
SMDAM
260
Sumitomo Mitsui DS Asset Management
Japan
$43M
FAF
261
Första AP-fonden
Sweden
$42.8M
RMC
262
Resources Management Corp
Connecticut
$42.7M
Cetera Investment Advisers
263
Cetera Investment Advisers
Illinois
$42.5M
CII
264
Capital International Inc
California
$42.3M
FT
265
Fiduciary Trust
Massachusetts
$42M
DP
266
Dearborn Partners
Illinois
$42M
X
267
Xponance
Pennsylvania
$41.5M
PI
268
PineBridge Investments
New York
$41.4M
NPPM
269
North Point Portfolio Managers
Ohio
$41.3M
Calamos Advisors
270
Calamos Advisors
Illinois
$40.6M
CIBC World Market
271
CIBC World Market
Ontario, Canada
$40.5M
MIM
272
Manitou Investment Management
Ontario, Canada
$40.2M
MVIP
273
Mar Vista Investment Partners
California
$40.1M
MSR
274
Main Street Research
Connecticut
$40M
JA
275
JLB & Associates
Michigan
$39.7M