APH icon

Amphenol

1,819 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 282 funds opening new positions, 716 increasing their positions, 619 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

16% more repeat investments, than reductions

Existing positions increased: 716 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6411,819 (+178)

2.89% less ownership

Funds ownership: 96.13%93.24% (-2.9%)

Holders
1,819
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
92
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$764M
Puts
$539M
Net Calls
Net Calls Change

Top Buyers

1 +$1.61B
2 +$880M
3 +$698M
4
BlackRock
BlackRock
New York
+$690M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$486M

Top Sellers

1 -$1.68B
2 -$1.04B
3 -$971M
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$469M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$265M
Name Holding Trade Value Shares
Change
Change in
Stake
AIM
201
Avity Investment Management
Connecticut
$68.3M
GAM
202
Guinness Asset Management
United Kingdom
$67.9M
PCM
203
Palisade Capital Management
New Jersey
$67.9M
Treasurer of the State of North Carolina
204
Treasurer of the State of North Carolina
North Carolina
$67.1M
Asset Management One
205
Asset Management One
Japan
$65.8M
Pictet Asset Management
206
Pictet Asset Management
Switzerland
$64.5M
ZIM
207
Zacks Investment Management
Illinois
$64.2M
Nisa Investment Advisors
208
Nisa Investment Advisors
Missouri
$62.2M
FCM
209
Frontier Capital Management
Massachusetts
$61.3M
RMA
210
Roffman Miller Associates
Pennsylvania
$60.9M
MPIA
211
Mountain Pacific Investment Advisers
Idaho
$59.2M
QCM
212
Quantinno Capital Management
New York
$58.6M
MSV
213
MN Services Vermogensbeheer
Netherlands
$57.2M
Rockefeller Capital Management
214
Rockefeller Capital Management
New York
$55.7M
KK
215
KLP Kapitalforvaltning
Norway
$54.2M
CAG
216
Crestwood Advisors Group
Massachusetts
$53.7M
Credit Agricole
217
Credit Agricole
France
$53.6M
State of New Jersey Common Pension Fund D
218
State of New Jersey Common Pension Fund D
New Jersey
$52.9M
Two Sigma Advisers
219
Two Sigma Advisers
New York
$52.1M
State of Tennessee, Department of Treasury
220
State of Tennessee, Department of Treasury
Tennessee
$51.8M
DnB Asset Management
221
DnB Asset Management
Norway
$51.7M
SOMRS
222
State of Michigan Retirement System
Michigan
$51.4M
DZ Bank
223
DZ Bank
Germany
$51.3M
Rafferty Asset Management
224
Rafferty Asset Management
New York
$51.3M
Nomura Asset Management
225
Nomura Asset Management
Japan
$51M