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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
Thrivent Financial for Lutherans
176
Thrivent Financial for Lutherans
Minnesota
$87.7M
Teacher Retirement System of Texas
177
Teacher Retirement System of Texas
Texas
$87.6M
Mariner
178
Mariner
Kansas
$85.5M
State of Wisconsin Investment Board
179
State of Wisconsin Investment Board
Wisconsin
$85.5M
US Bancorp
180
US Bancorp
Minnesota
$85.3M
Citadel Advisors
181
Citadel Advisors
Florida
$84.3M
Chevy Chase Trust
182
Chevy Chase Trust
Maryland
$84M
Creative Planning
183
Creative Planning
Kansas
$83.7M
BMSSC
184
B. Metzler seel. Sohn & Co
Germany
$83.5M
SCP
185
Sandhill Capital Partners
New York
$82.8M
CCM
186
Compass Capital Management
Minnesota
$82.7M
Qube Research & Technologies (QRT)
187
Qube Research & Technologies (QRT)
United Kingdom
$82.7M
BGCP
188
Bristol Gate Capital Partners
Ontario, Canada
$82.6M
HCM
189
Howland Capital Management
Massachusetts
$82.5M
QCM
190
Quantinno Capital Management
New York
$81.2M
Federated Hermes
191
Federated Hermes
Pennsylvania
$79.8M
Ohio Public Employees Retirement System (OPERS)
192
Ohio Public Employees Retirement System (OPERS)
Ohio
$77.2M
SO
193
STRS Ohio
Ohio
$77M
Credit Agricole
194
Credit Agricole
France
$75.9M
Asset Management One
195
Asset Management One
Japan
$75.2M
MNA
196
Manning & Napier Advisors
New York
$73.7M
Pictet Asset Management
197
Pictet Asset Management
Switzerland
$72.9M
Rockefeller Capital Management
198
Rockefeller Capital Management
New York
$72.8M
DP
199
Dundas Partners
United Kingdom
$72M
RMCM
200
Reynders McVeigh Capital Management
Massachusetts
$71.4M