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Amphenol

2,113 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 252 funds opening new positions, 862 increasing their positions, 808 reducing their positions, and 146 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

14% less funds holding in top 10

Funds holding in top 10: 9985 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88B)

45% less call options, than puts

Call options by funds: $604M | Put options by funds: $1.1B

Holders
2,113
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
85
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$604M
Puts
$1.1B
Net Calls
Net Calls Change

Top Buyers

1 +$2.1B
2 +$1.64B
3 +$1.43B
4
N
Nuveen
North Carolina
+$749M
5
SG Americas Securities
SG Americas Securities
New York
+$437M

Top Sellers

1 -$10.7B
2 -$1.65B
3 -$1.34B
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$977M
5
BlackRock
BlackRock
New York
-$587M
Name Holding Trade Value Shares
Change
Change in
Stake
IP
1701
Isthmus Partners
Wisconsin
$260K
RA
1702
Riverstone Advisors
Texas
$260K
CL
1703
COWA LLC
Oklahoma
$258K
WC
1704
Woodstock Corp
Massachusetts
$258K
SWM
1705
SeaCrest Wealth Management
New York
$258K
ALAM
1706
Asahi Life Asset Management
Japan
$258K
BAMG
1707
Brand Asset Management Group
Missouri
$258K
LWM
1708
LightSquare Wealth Management
Michigan
$257K
EGA
1709
E&G Advisors
Texas
$257K
AWM
1710
Ariadne Wealth Management
California
$257K
KA
1711
Klingman & Associates
New York
$256K
RPWA
1712
Regent Peak Wealth Advisors
Georgia
$255K
AHL
1713
Abel Hall LLC
Louisiana
$255K
PCM
1714
Praxis Capital Management
Illinois
$254K
PL
1715
Plancorp LLC
Missouri
$254K
RGC
1716
Roberts, Glore & Co
Illinois
$253K
WC
1717
Westerkirk Capital
$253K
SAM
1718
Smithbridge Asset Management
Pennsylvania
$253K
LA
1719
Lynch & Associates
Indiana
$253K
PAM
1720
Paradigm Asset Management
New York
$253K
SC
1721
Searle & Co
Connecticut
$253K
BCM
1722
Berbice Capital Management
New York
$253K
LK
1723
Lumbard & Kellner
New Hampshire
$253K
CWP
1724
Curated Wealth Partners
California
$252K
MVF
1725
Markin Volterra Fund
New York
$252K