APH icon

Amphenol

2,094 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 250 funds opening new positions, 857 increasing their positions, 798 reducing their positions, and 146 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

14% less funds holding in top 10

Funds holding in top 10: 9884 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88.3B)

45% less call options, than puts

Call options by funds: $604M | Put options by funds: $1.1B

Holders
2,094
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
84
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$604M
Puts
$1.1B
Net Calls
Net Calls Change

Top Buyers

1 +$2.1B
2 +$1.64B
3 +$1.43B
4
N
Nuveen
North Carolina
+$749M
5
SG Americas Securities
SG Americas Securities
New York
+$437M

Top Sellers

1 -$10.7B
2 -$1.65B
3 -$1.34B
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$977M
5
BlackRock
BlackRock
New York
-$587M
Name Holding Trade Value Shares
Change
Change in
Stake
SCM
176
Snyder Capital Management
California
$84.3M
FAF
177
Fjarde Ap-fonden
Sweden
$83.9M
State of Wisconsin Investment Board
178
State of Wisconsin Investment Board
Wisconsin
$83.3M
T. Rowe Price Investment Management
179
T. Rowe Price Investment Management
Maryland
$82.8M
Rockefeller Capital Management
180
Rockefeller Capital Management
New York
$81.7M
Creative Planning
181
Creative Planning
Kansas
$81M
CTB
182
Country Trust Bank
Illinois
$79.6M
Pictet Asset Management
183
Pictet Asset Management
Switzerland
$79.5M
PCH
184
Polar Capital Holdings
United Kingdom
$79.1M
Macquarie Group
185
Macquarie Group
Australia
$78M
Tudor Investment Corp
186
Tudor Investment Corp
Connecticut
$77.6M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
187
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$77.6M
Chevy Chase Trust
188
Chevy Chase Trust
Maryland
$77.2M
US Bancorp
189
US Bancorp
Minnesota
$77M
BMSSC
190
B. Metzler seel. Sohn & Co
Germany
$76.2M
Fiera Capital (Canada)
191
Fiera Capital (Canada)
Quebec, Canada
$74.8M
Thrivent Financial for Lutherans
192
Thrivent Financial for Lutherans
Minnesota
$74.7M
Asset Management One
193
Asset Management One
Japan
$73.3M
Renaissance Technologies
194
Renaissance Technologies
New York
$72.5M
VIA
195
Vanguard Investments Australia
Australia
$72.2M
SO
196
STRS Ohio
Ohio
$71.8M
WP
197
Woodline Partners
California
$71.5M
ZIG
198
Zurich Insurance Group
Switzerland
$71.1M
LCIP
199
Life Cycle Investment Partners
$68.6M
MIF
200
Mediolanum International Funds
Ireland
$68.4M