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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
ISL
576
Ingalls & Snyder LLC
New York
$4.39M
AF
577
Arrow Financial
New York
$4.37M
OIS
578
Okabena Investment Services
Minnesota
$4.36M
PAG
579
Private Advisor Group
New Jersey
$4.36M
WAM
580
Wakefield Asset Management
Colorado
$4.33M
SSW
581
Stone Summit Wealth
Florida
$4.32M
DSC
582
Duncker Streett & Co
Missouri
$4.32M
MGP
583
Metis Global Partners
California
$4.27M
BRCM
584
Bright Rock Capital Management
Massachusetts
$4.25M
AF
585
Allworth Financial
California
$4.22M
SG Americas Securities
586
SG Americas Securities
New York
$4.19M
WAM
587
Weatherly Asset Management
California
$4.16M
AC
588
AlphaCore Capital
California
$4.14M
AssetMark Inc
589
AssetMark Inc
California
$4.12M
EF
590
Empirical Finance
Pennsylvania
$4.09M
CCM
591
CloudAlpha Capital Management
Hong Kong
$4.09M
QCG
592
Quadrant Capital Group
Ohio
$4.08M
TMAM
593
Tokio Marine Asset Management
Japan
$4.08M
WDA
594
Wendell David Associates
New Hampshire
$4.08M
WB
595
WesBanco Bank
West Virginia
$4.07M
SWM
596
Spire Wealth Management
Virginia
$4.05M
S
597
SignatureFD
Georgia
$4M
TI
598
Tidal Investments
Wisconsin
$3.98M
HCA
599
Harbour Capital Advisors
Virginia
$3.96M
TE
600
Tema ETFs
New York
$3.94M