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Amphenol

1,640 hedge funds and large institutions have $115B invested in Amphenol in 2025 Q2 according to their latest regulatory filings, with 327 funds opening new positions, 553 increasing their positions, 569 reducing their positions, and 88 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: 1,4171,640 (+223)

2.38% more ownership

Funds ownership: 93.75%96.13% (+2.4%)

3% less repeat investments, than reductions

Existing positions increased: 553 | Existing positions reduced: 569

Holders
1,640
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
NSIM
1601
North Star Investment Management
Illinois
$4.74K
T
1602
Tidemark
California
$4.74K
BC
1603
Barrett & Company
Rhode Island
$4.15K
AIP
1604
Arrowpoint Investment Partners
Singapore
$3.95K
BHWM
1605
Bay Harbor Wealth Management
Maryland
$3.86K
BT
1606
Banque Transatlantique
France
$3.47K
NL
1607
NVWM LLC
Pennsylvania
$3.46K
PWM
1608
Parkworth Wealth Management
California
$3.46K
HWA
1609
HHM Wealth Advisors
Tennessee
$3.36K
PP
1610
Pacifica Partners
Canada
$3.22K
SIC
1611
SJS Investment Consulting
Ohio
$2.96K
SN
1612
Sittner & Nelson
Oregon
$2.96K
TIM
1613
Total Investment Management
Arizona
$2.96K
SC
1614
Stephens Consulting
Michigan
$2.86K
CSC
1615
Caldwell Sutter Capital
California
$2.77K
QWM
1616
Quaker Wealth Management
New Jersey
$2.77K
ACA
1617
American Capital Advisory
Idaho
$2.77K
APW
1618
Atlantic Private Wealth
North Carolina
$2.74K
TCM
1619
Tradewinds Capital Management
Washington
$2.57K
1IA
1620
1620 Investment Advisors
Massachusetts
$2.4K
CIA
1621
Cape Investment Advisory
Georgia
$2.27K
GC
1622
Garde Capital
Washington
$1.98K
WWM
1623
Wolff Wiese Magana
California
$1.98K
LIM
1624
Longfellow Investment Management
Massachusetts
$1.98K
PS
1625
PayPay Securities
Japan
$1.88K