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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
CFP
1151
Catalyst Financial Partners
Massachusetts
$708K
LAM
1152
L2 Asset Management
Massachusetts
$707K
BC
1153
Bowman & Company
Wisconsin
$707K
WPW
1154
Waldron Private Wealth
Pennsylvania
$696K
NPF
1155
Norris Perne & French
Michigan
$696K
GIM
1156
Generali Investments Management
Slovenia
$696K
SFG
1157
SevenBridge Financial Group
Pennsylvania
$694K
PFP
1158
Pinnacle Financial Partners
Tennessee
$690K
WC
1159
Waterloo Capital
Texas
$688K
RT
1160
Rockland Trust
Massachusetts
$688K
SHJ
1161
Sharkey, Howes & Javer
Colorado
$687K
AWP
1162
Ascent Wealth Partners
New York
$685K
RPGK
1163
Retirement Planning Group (Kansas)
Kansas
$682K
OAJ
1164
Ogorek Anthony Joseph
New York
$679K
LI
1165
LifeWealth Investments
Florida
$674K
AFP
1166
Ausdal Financial Partners
Iowa
$672K
PAMP
1167
Polar Asset Management Partners
Ontario, Canada
$670K
PCG
1168
Prosperity Consulting Group
Maryland
$666K
WG
1169
Winton Group
United Kingdom
$664K
KFC
1170
Klingenstein Fields & Co
New York
$659K
TWM
1171
Tradition Wealth Management
Minnesota
$656K
CIA
1172
Caerus Investment Advisors
Texas
$655K
TCA
1173
Tortoise Capital Advisors
Kansas
$653K
BAM
1174
Blueshift Asset Management
New Jersey
$653K
HT
1175
Headlands Technologies
Illinois
$652K