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Amphenol

2,094 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 250 funds opening new positions, 857 increasing their positions, 798 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: 9884 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88.3B)

45% less call options, than puts

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

Holders
2,094
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
84
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
AA
2001
Addison Advisors
Vermont
$13K
VWM
2002
Vermillion Wealth Management
Minnesota
$13K
AFC
2003
Ares Financial Consulting
California
$12.8K
SIC
2004
Salem Investment Counselors
North Carolina
$12.7K
FCMT
2005
Founders Capital Management (Texas)
Texas
$12.7K
DPW
2006
DiNuzzo Private Wealth
Pennsylvania
$12.6K
IW
2007
Imprint Wealth
South Carolina
$12.3K
PCM
2008
Penserra Capital Management
California
$12K
PCFFS
2009
Pacific Center for Financial Services
California
$11.6K
BWM
2010
Benson Wealth Management
Tennessee
$11.6K
FA
2011
Financial Avengers
California
$11.4K
GWM
2012
Geneos Wealth Management
Colorado
$11.4K
TFGT
2013
TS Financial Group (TSFG)
Illinois
$11K
AS
2014
Altshuler Shaham
Israel
$10.7K
AT
2015
Arlington Trust
Alabama
$10.7K
TCM
2016
Tradewinds Capital Management
Washington
$10.6K
IAAG
2017
Innovative Asset Advisors Group
Connecticut
$10.4K
SRCM
2018
Signature Resources Capital Management
California
$10.4K
CM
2019
Capula Management
Cayman Islands
$10.2K
FPF
2020
First Pacific Financial
Washington
$10.1K
USB
2021
Union Savings Bank
Connecticut
$9.86K
TC
2022
Trust Company
Kansas
$9.86K
PAI
2023
Pittenger & Anderson Inc
Nebraska
$9.48K
ECM
2024
Estabrook Capital Management
New York
$9.48K
T
2025
Tidemark
California
$9.35K