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Amphenol

2,100 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, 860 increasing their positions, 800 reducing their positions, and 148 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 (-$88.1B)

45% less call options, than puts

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

Holders
2,100
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
CIAS
2051
CBIZ Investment Advisory Services
Ohio
$5.57K
IAS
2052
IMA Advisory Services
Colorado
$5.57K
BC
2053
Barrett & Company
Rhode Island
$5.31K
PSB
2054
Piscataqua Savings Bank
New Hampshire
$5.31K
CCMW
2055
Cypress Capital Management (Wyoming)
Wyoming
$5.05K
HWM
2056
HighMark Wealth Management
Minnesota
$4.93K
SWIM
2057
Smallwood Wealth Investment Management
New Jersey
$4.93K
ACA
2058
American Capital Advisory
Idaho
$4.8K
AP
2059
Aspect Partners
Virginia
$4.67K
TCM
2060
Triumph Capital Management
Colorado
$4.55K
SHIM
2061
Stone House Investment Management
Pennsylvania
$4.42K
IWS
2062
Intentional Wealth Strategies
Colorado
$4.17K
PP
2063
Pacifica Partners
Canada
$4.17K
RWS
2064
Retirement Wealth Solutions
Wisconsin
$4.04K
ECA
2065
Elevated Capital Advisors
Utah
$4.04K
QWM
2066
Quaker Wealth Management
New Jersey
$3.92K
SN
2067
Sittner & Nelson
Oregon
$3.79K
PS
2068
PayPay Securities
Japan
$3.72K
WWM
2069
Wolff Wiese Magana
California
$3.67K
APW
2070
Atlantic Private Wealth
North Carolina
$3.51K
1IA
2071
1620 Investment Advisors
Massachusetts
$3.07K
FMTCOCP
2072
Farmers & Merchants Trust Co of Chambersburg PA
Pennsylvania
$3K
SVCP
2073
Silicon Valley Capital Partners
California
$2.91K
LWMI
2074
Legacy Wealth Management (Idaho)
Idaho
$2.78K
WA
2075
WestEnd Advisors
North Carolina
$2.53K