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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
AO
1001
Advisor OS
Illinois
$1.59M
Grantham, Mayo, Van Otterloo & Co (GMO)
1002
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$1.58M
LFG
1003
Larson Financial Group
Missouri
$1.57M
DWP
1004
Daymark Wealth Partners
Ohio
$1.57M
MFG
1005
Monte Financial Group
Connecticut
$1.57M
VWM
1006
Venturi Wealth Management
Texas
$1.56M
LFP
1007
Leeward Financial Partners
Washington
$1.56M
NRS
1008
Neville Rodie & Shaw
New York
$1.56M
CT
1009
Chicago Trust
Illinois
$1.56M
CAMG
1010
CWA Asset Management Group
Florida
$1.55M
SAM
1011
Strategy Asset Managers
California
$1.54M
SWM
1012
Stockman Wealth Management
Montana
$1.53M
Hudson Bay Capital Management
1013
Hudson Bay Capital Management
Connecticut
$1.52M
NG
1014
Norden Group
Utah
$1.52M
TAP
1015
Tounjian Advisory Partners
Florida
$1.52M
TPM
1016
Triasima Portfolio Management
Quebec, Canada
$1.52M
AF
1017
Aviso Financial
Ontario, Canada
$1.51M
FTEA
1018
Forty-three Eighteen Advisors
Arkansas
$1.5M
CSPIA
1019
Cary Street Partners Investment Advisory
Virginia
$1.49M
SPC
1020
Sigma Planning Corp
Michigan
$1.49M
DWM
1021
Dynasty Wealth Management
Florida
$1.49M
CCA
1022
Checchi Capital Advisers
California
$1.48M
NG
1023
Novem Group
New York
$1.48M
CCM
1024
Crew Capital Management
Ohio
$1.47M
FG
1025
Franchise GP
$1.47M