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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
AI
626
AdvisorShares Investments
Maryland
$6.44M
GI
627
GAMCO Investors
Connecticut
$6.39M
Bessemer Group
628
Bessemer Group
New Jersey
$6.37M
MSE
629
MUFG Securities EMEA
United Kingdom
$6.37M
LFAS
630
Level Four Advisory Services
Texas
$6.34M
FAM
631
Fulcrum Asset Management
United Kingdom
$6.33M
ALMGDA
632
AG2R La Mondiale Gestion d'Actifs
France
$6.3M
MCM
633
MAI Capital Management
Ohio
$6.27M
SM
634
Sciencast Management
New Jersey
$6.25M
OFA
635
Oak Family Advisors
Illinois
$6.15M
TMAM
636
Tokio Marine Asset Management
Japan
$6.1M
HIS
637
Harvest Investment Services
Illinois
$6.1M
KPWS
638
Kestra Private Wealth Services
Texas
$6.07M
JKA
639
Jones Kertz & Associates
Minnesota
$6.03M
MCM
640
Mitchell Capital Management
Kansas
$6.01M
SIM
641
Stratos Investment Management
Ohio
$6.01M
NSB
642
Norway Savings Bank
Maine
$5.97M
LOAMS
643
Lombard Odier Asset Management (Switzerland)
Switzerland
$5.97M
QT
644
Quantbot Technologies
New York
$5.88M
SFS
645
Sowell Financial Services
Arkansas
$5.88M
SFA
646
Sequoia Financial Advisors
Ohio
$5.84M
PAG
647
Private Advisor Group
New Jersey
$5.83M
HCA
648
Harbour Capital Advisors
Virginia
$5.77M
EPIMS
649
Evelyn Partners Investment Management Services
$5.76M
WG
650
Watchman Group
Texas
$5.73M