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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
CIS
251
Capital International Sarl
California
$46.4M
FMII
252
Farmers & Merchants Investments Inc
Nebraska
$46.1M
FLII
253
First Long Island Investors
New York
$45.6M
TAF
254
Tredje AP-fonden
Sweden
$45.6M
GJL
255
Gendell Jeffrey L
$45.5M
NLGIA
256
Nippon Life Global Investors Americas
New York
$44.5M
QCM
257
QRG Capital Management
Illinois
$44.4M
Impax Asset Management Group
258
Impax Asset Management Group
United Kingdom
$43.5M
Janney Montgomery Scott
259
Janney Montgomery Scott
Pennsylvania
$43.4M
BG
260
Bahl & Gaynor
Ohio
$43.3M
MIM
261
MetLife Investment Management
New Jersey
$43.2M
Cetera Investment Advisers
262
Cetera Investment Advisers
Illinois
$42.6M
X
263
Xponance
Pennsylvania
$42.5M
ASRS
264
Arizona State Retirement System
Arizona
$42.4M
CNB
265
Czech National Bank
Czech Republic
$42.3M
JF
266
Jump Financial
Illinois
$41.8M
Public Sector Pension Investment Board (PSP Investments)
267
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$41.6M
SMDAM
268
Sumitomo Mitsui DS Asset Management
Japan
$41.5M
UB
269
UMB Bank
Missouri
$40.4M
CLGM
270
Capitolis Liquid Global Markets
New York
$40M
Acadian Asset Management
271
Acadian Asset Management
Massachusetts
$39.6M
D.E. Shaw & Co
272
D.E. Shaw & Co
New York
$39.3M
HighTower Advisors
273
HighTower Advisors
Illinois
$38.8M
RMC
274
Resources Management Corp
Connecticut
$38.7M
RG
275
Renaissance Group
Kentucky
$38.6M