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Amphenol

2,113 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 252 funds opening new positions, 862 increasing their positions, 808 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: 9985 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88B)

45% less call options, than puts

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

Holders
2,113
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
85
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
TS
2151
Triglav Skladi
Slovenia
WA
2152
Win Advisors
Florida
SMA
2153
Sage Mountain Advisors
Georgia
IIA
2154
IPG Investment Advisors
California
RS
2155
R Squared
Hong Kong
BJF
2156
Blue Jean Financial
New York
FCM
2157
Fieldview Capital Management
Michigan
FFS
2158
Fischer Financial Services
Pennsylvania
DACS
2159
Dymon Asia Capital (Singapore)
Singapore
SLFPAM
2160
St. Louis Financial Planners Asset Management
Missouri
PAG
2161
Private Advisory Group
Washington
AIP
2162
Arrowpoint Investment Partners
Singapore
DIM
2163
Delta Investment Management
California
FFM
2164
Forum Financial Management
Illinois
A
2165
AlphaQuest
New York
WAM
2166
Weiss Asset Management
Massachusetts
LOAMU
2167
Lombard Odier Asset Management (USA)
New York
KA
2168
KDT Advisors
New York
PNC
2169
Park National Corp
Ohio
NPF
2170
Norris Perne & French
Michigan
TSW
2171
Three Seasons Wealth
Utah
EFP
2172
Elser Financial Planning
Indiana
MGWM
2173
Marks Group Wealth Management
Minnesota
AWA
2174
Arete Wealth Advisors
Illinois
FAL
2175
Focused Alpha LLC
Colorado