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Amphenol

1,632 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, 550 increasing their positions, 568 reducing their positions, and 85 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: 1,4101,632 (+222)

2.38% more ownership

Funds ownership: 93.35%95.73% (+2.4%)

3% less repeat investments, than reductions

Existing positions increased: 550 | Existing positions reduced: 568

Holders
1,632
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
76
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
RCM
451
Regency Capital Management
Hawaii
$8.92M
HI
452
Horizon Investments
North Carolina
$8.81M
SAM
453
Scopus Asset Management
New York
$8.78M
HNB
454
Huntington National Bank
Ohio
$8.71M
AMI
455
Amica Mutual Insurance
Rhode Island
$8.62M
LJHT
456
Laurie J. Hall Trustee
$8.6M
SCTC
457
Sanibel Captiva Trust Company
Florida
$8.54M
Acadian Asset Management
458
Acadian Asset Management
Massachusetts
$8.51M
QC
459
Quadrature Capital
United Kingdom
$8.36M
MSU
460
Mizuho Securities USA
New York
$8.26M
TYCC
461
Texas Yale Capital Corp
Florida
$8.25M
FB
462
Fulton Bank
Pennsylvania
$8.12M
GF
463
Gabelli Funds
New York
$8.07M
AAMU
464
APG Asset Management US
New York
$8.05M
MA
465
Montag & Associates
Georgia
$8.01M
Osaic Holdings
466
Osaic Holdings
Arizona
$7.96M
JC
467
Joho Capital
New York
$7.75M
CFM
468
Catalyst Funds Management
Australia
$7.72M
ASN
469
Advisory Services Network
Georgia
$7.71M
BHWA
470
Beacon Harbor Wealth Advisors
Virginia
$7.67M
FC
471
FORA Capital
Florida
$7.66M
VIM
472
Vinva Investment Management
Australia
$7.66M
NIG
473
NFJ Investment Group
Texas
$7.63M
RBI
474
Raiffeisen Bank International
Austria
$7.62M
GIA
475
GHP Investment Advisors
Colorado
$7.59M