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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
AIM
451
Aigen Investment Management
New York
$9.19M
PIA
452
Petredis Investment Advisors
Pennsylvania
$9.15M
KIA
453
Knollwood Investment Advisory
Maryland
$9.05M
RCM
454
Regency Capital Management
Hawaii
$8.92M
EPIM
455
Evelyn Partners Investment Management
$8.84M
HI
456
Horizon Investments
North Carolina
$8.81M
SAM
457
Scopus Asset Management
New York
$8.78M
HNB
458
Huntington National Bank
Ohio
$8.71M
AMI
459
Amica Mutual Insurance
Rhode Island
$8.62M
LJHT
460
Laurie J. Hall Trustee
$8.6M
SCTC
461
Sanibel Captiva Trust Company
Florida
$8.54M
Acadian Asset Management
462
Acadian Asset Management
Massachusetts
$8.51M
QC
463
Quadrature Capital
United Kingdom
$8.36M
MSU
464
Mizuho Securities USA
New York
$8.26M
TYCC
465
Texas Yale Capital Corp
Florida
$8.25M
FB
466
Fulton Bank
Pennsylvania
$8.12M
GF
467
Gabelli Funds
New York
$8.07M
AAMU
468
APG Asset Management US
New York
$8.05M
MA
469
Montag & Associates
Georgia
$8.01M
JC
470
Joho Capital
New York
$7.75M
CFM
471
Catalyst Funds Management
Australia
$7.72M
ASN
472
Advisory Services Network
Georgia
$7.71M
BHWA
473
Beacon Harbor Wealth Advisors
Virginia
$7.67M
FC
474
FORA Capital
Florida
$7.66M
VIM
475
Vinva Investment Management
Australia
$7.66M