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Amphenol

1,803 hedge funds and large institutions have $140B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 283 funds opening new positions, 710 increasing their positions, 610 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: 710 | Existing positions reduced: 610

10% more funds holding

Funds holding: 1,6371,803 (+166)

3.56% less ownership

Funds ownership: 96.01%92.45% (-3.6%)

Holders
1,803
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
91
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 +$1.82B
2 +$993M
3 +$787M
4
BlackRock
BlackRock
New York
+$778M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$548M

Top Sellers

1 -$1.89B
2 -$1.18B
3 -$1.09B
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$529M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$299M
Name Holding Trade Value Shares
Change
Change in
Stake
GCM
226
Geneva Capital Management
Wisconsin
$50.4M
MVIP
227
Mar Vista Investment Partners
California
$50.3M
MTC
228
McDaniel Terry & Co
Texas
$50.2M
LIP
229
Liontrust Investment Partners
United Kingdom
$49.9M
BNP Paribas Asset Management
230
BNP Paribas Asset Management
France
$49.5M
NLGIA
231
Nippon Life Global Investors Americas
New York
$48.9M
FMI
232
Factory Mutual Insurance
Massachusetts
$48.7M
QCM
233
QRG Capital Management
Illinois
$48.1M
AHT
234
Amanah Holdings Trust
$47.4M
FGP
235
Freestone Grove Partners
California
$47M
UB
236
UMB Bank
Missouri
$46.9M
Public Sector Pension Investment Board (PSP Investments)
237
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$45.5M
MIM
238
MetLife Investment Management
New Jersey
$44.5M
Brown Advisory
239
Brown Advisory
Maryland
$44.3M
NB
240
Norinchukin Bank
Japan
$44.2M
FMII
241
Farmers & Merchants Investments Inc
Nebraska
$44M
Bank of Nova Scotia
242
Bank of Nova Scotia
Ontario, Canada
$43.9M
ASRS
243
Arizona State Retirement System
Arizona
$43.7M
KC
244
Kepler Cheuvreux
$43.5M
RG
245
Renaissance Group
Kentucky
$43.4M
ProShare Advisors
246
ProShare Advisors
Maryland
$42.5M
MDSL
247
M.D. Sass LLC
New York
$41.6M
RMC
248
Resources Management Corp
Connecticut
$41.3M
FT
249
Fiduciary Trust
Massachusetts
$40.8M
Comerica Bank
250
Comerica Bank
Texas
$40.6M