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Amphenol

1,637 hedge funds and large institutions have $114B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 326 funds opening new positions, 552 increasing their positions, 568 reducing their positions, and 87 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more call options, than puts

Call options by funds: $ | Put options by funds: $

16% more funds holding

Funds holding: 1,4141,637 (+223)

2.37% more ownership

Funds ownership: 93.64%96.01% (+2.4%)

3% less repeat investments, than reductions

Existing positions increased: 552 | Existing positions reduced: 568

Holders
1,637
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
77
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$537M
Puts
$373M
Net Calls
Net Calls Change

Top Buyers

1 +$743M
2 +$536M
3 +$492M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$368M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$333M
Name Holding Trade Value Shares
Change
Change in
Stake
SM
601
Sciencast Management
New Jersey
$3.91M
LOAMS
602
Lombard Odier Asset Management (Switzerland)
Switzerland
$3.85M
LCM
603
Legato Capital Management
California
$3.84M
PIM
604
Plato Investment Management
Australia
$3.84M
CD
605
Chapin Davis
Maryland
$3.82M
NMIMC
606
Northwestern Mutual Investment Management Company
Wisconsin
$3.81M
WCM
607
Weaver Capital Management
Georgia
$3.8M
ACM
608
Alamar Capital Management
California
$3.79M
PAM
609
Palisade Asset Management
Minnesota
$3.78M
LCM
610
Landscape Capital Management
New Jersey
$3.78M
PGDP
611
Pragma Gestao de Patrimonio
Brazil
$3.77M
MCM
612
Monument Capital Management
Virginia
$3.76M
CPBTD
613
Central Pacific Bank - Trust Division
Hawaii
$3.76M
MAS
614
Meeder Advisory Services
Ohio
$3.75M
A
615
Allianz
Germany
$3.73M
APWM
616
Argonautica Private Wealth Management
Massachusetts
$3.72M
Bessemer Group
617
Bessemer Group
New Jersey
$3.68M
LTAS
618
Linden Thomas Advisory Services
North Carolina
$3.66M
WSFS
619
Wilmington Savings Fund Society
Delaware
$3.61M
TNA
620
True North Advisors
Texas
$3.61M
OC
621
Oarsman Capital
Wisconsin
$3.53M
KPWS
622
Kestra Private Wealth Services
Texas
$3.52M
Loomis, Sayles & Company
623
Loomis, Sayles & Company
Massachusetts
$3.5M
IMCOOI
624
Investment Management Corp of Ontario (IMCO)
Canada
$3.5M
JWCA
625
J.W. Coons Advisors
Ohio
$3.49M