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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
NIG
476
NFJ Investment Group
Texas
$7.63M
RBI
477
Raiffeisen Bank International
Austria
$7.62M
GIA
478
GHP Investment Advisors
Colorado
$7.59M
CSP
479
Cary Street Partners
Virginia
$7.56M
KRS
480
Kentucky Retirement Systems
Kentucky
$7.48M
RIM
481
Reliant Investment Management
Tennessee
$7.43M
EFM
482
E Fund Management
China
$7.42M
GAM
483
Generali Asset Management
Italy
$7.39M
PAS
484
Park Avenue Securities
New York
$7.39M
FDCDDQ
485
Federation des caisses Desjardins du Quebec
Quebec, Canada
$7.22M
HIMCH
486
Hartford Investment Management Co (HIMCO)
Connecticut
$7.22M
AWM
487
Apollon Wealth Management
South Carolina
$7.17M
DWA
488
Dorsey Wright & Associates
California
$7.11M
Cambridge Investment Research Advisors
489
Cambridge Investment Research Advisors
Iowa
$7.11M
MCM
490
Mattern Capital Management
Colorado
$6.92M
OAC
491
OMERS Administration Corp
Ontario, Canada
$6.91M
TPCW
492
TD Private Client Wealth
New York
$6.86M
ILI
493
Invesco LLC (Illinois)
Illinois
$6.86M
NG
494
NWK Group
California
$6.83M
PP
495
Prudential plc
United Kingdom
$6.82M
VA
496
Vident Advisory
Georgia
$6.8M
SCM
497
Sone Capital Management
New York
$6.76M
GH
498
GAM Holding
Switzerland
$6.75M
CP
499
Cumberland Partners
Ontario, Canada
$6.74M
BFM
500
Boothbay Fund Management
New York
$6.73M