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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
FMII
251
Farmers & Merchants Investments Inc
Nebraska
$46.1M
FLII
252
First Long Island Investors
New York
$45.6M
TAF
253
Tredje AP-fonden
Sweden
$45.6M
GJL
254
Gendell Jeffrey L
$45.5M
NLGIA
255
Nippon Life Global Investors Americas
New York
$44.5M
QCM
256
QRG Capital Management
Illinois
$44.4M
Impax Asset Management Group
257
Impax Asset Management Group
United Kingdom
$43.5M
Janney Montgomery Scott
258
Janney Montgomery Scott
Pennsylvania
$43.4M
BG
259
Bahl & Gaynor
Ohio
$43.3M
MIM
260
MetLife Investment Management
New Jersey
$43.2M
Cetera Investment Advisers
261
Cetera Investment Advisers
Illinois
$42.6M
X
262
Xponance
Pennsylvania
$42.5M
ASRS
263
Arizona State Retirement System
Arizona
$42.4M
CNB
264
Czech National Bank
Czech Republic
$42.3M
JF
265
Jump Financial
Illinois
$41.8M
Public Sector Pension Investment Board (PSP Investments)
266
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$41.6M
SMDAM
267
Sumitomo Mitsui DS Asset Management
Japan
$41.5M
UB
268
UMB Bank
Missouri
$40.4M
CLGM
269
Capitolis Liquid Global Markets
New York
$40M
Acadian Asset Management
270
Acadian Asset Management
Massachusetts
$39.6M
D.E. Shaw & Co
271
D.E. Shaw & Co
New York
$39.3M
HighTower Advisors
272
HighTower Advisors
Illinois
$38.8M
RMC
273
Resources Management Corp
Connecticut
$38.7M
RG
274
Renaissance Group
Kentucky
$38.6M
MSR
275
Main Street Research
Connecticut
$38M