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Amphenol

1,812 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 282 funds opening new positions, 712 increasing their positions, 616 reducing their positions, and 87 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

16% more repeat investments, than reductions

Existing positions increased: 712 | Existing positions reduced: 616

10% more funds holding

Funds holding: 1,6401,812 (+172)

2.98% less ownership

Funds ownership: 96.13%93.15% (-3%)

Holders
1,812
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
92
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$764M
Puts
$539M
Net Calls
Net Calls Change

Top Buyers

1 +$1.82B
2 +$993M
3 +$787M
4
BlackRock
BlackRock
New York
+$778M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$548M

Top Sellers

1 -$1.89B
2 -$1.18B
3 -$1.09B
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$529M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$299M
Name Holding Trade Value Shares
Change
Change in
Stake
GCM
576
Graham Capital Management
Connecticut
$6.52M
WDA
577
Wendell David Associates
New Hampshire
$6.49M
BIA
578
Baer Investment Advisory
California
$6.47M
AT
579
American Trust
Kentucky
$6.46M
SCM
580
Sterling Capital Management
North Carolina
$6.41M
HVIA
581
Hudson Valley Investment Advisors
New York
$6.4M
MFG
582
Merit Financial Group
Georgia
$6.38M
AG
583
AIA Group
Hong Kong
$6.31M
SFS
584
Sowell Financial Services
Arkansas
$6.25M
AssetMark Inc
585
AssetMark Inc
California
$6.24M
PP
586
Prudential plc
United Kingdom
$6.22M
PAG
587
Private Advisor Group
New Jersey
$6.21M
UOC
588
UBS O'Connor
Illinois
$6.19M
OFA
589
Oak Family Advisors
Illinois
$6.19M
LFAS
590
Level Four Advisory Services
Texas
$6.09M
KP
591
Keel Point
Alabama
$6.07M
TSW
592
Thompson Siegel & Walmsley
Virginia
$6.06M
NSB
593
Norway Savings Bank
Maine
$6.06M
GI
594
GAMMA Investing
California
$6M
CUAMC
595
China Universal Asset Management Company
China
$5.95M
LP
596
LMR Partners
United Kingdom
$5.94M
SF
597
Synovus Financial
Georgia
$5.92M
BFPW
598
BOK Financial Private Wealth
Colorado
$5.77M
CI
599
Capital International
California
$5.77M
SLI
600
Sumitomo Life Insurance
Japan
$5.76M