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Amphenol

1,799 hedge funds and large institutions have $140B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 283 funds opening new positions, 708 increasing their positions, 608 reducing their positions, and 85 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: 708 | Existing positions reduced: 608

10% more funds holding

Funds holding: 1,6361,799 (+163)

3.57% less ownership

Funds ownership: 95.99%92.42% (-3.6%)

Holders
1,799
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
91
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
WC
1151
Waterloo Capital
Texas
$688K
RT
1152
Rockland Trust
Massachusetts
$688K
SHJ
1153
Sharkey, Howes & Javer
Colorado
$687K
AWP
1154
Ascent Wealth Partners
New York
$685K
RPGK
1155
Retirement Planning Group (Kansas)
Kansas
$682K
OAJ
1156
Ogorek Anthony Joseph
New York
$679K
LI
1157
LifeWealth Investments
Florida
$674K
AFP
1158
Ausdal Financial Partners
Iowa
$672K
PAMP
1159
Polar Asset Management Partners
Ontario, Canada
$670K
PCG
1160
Prosperity Consulting Group
Maryland
$666K
WG
1161
Winton Group
United Kingdom
$664K
KFC
1162
Klingenstein Fields & Co
New York
$659K
TWM
1163
Tradition Wealth Management
Minnesota
$656K
CIA
1164
Caerus Investment Advisors
Texas
$655K
TCA
1165
Tortoise Capital Advisors
Kansas
$653K
BAM
1166
Blueshift Asset Management
New Jersey
$653K
HT
1167
Headlands Technologies
Illinois
$652K
ST
1168
Smithfield Trust
Pennsylvania
$650K
KFGK
1169
Keystone Financial Group (Kentucky)
Kentucky
$646K
FMLI
1170
Fukoku Mutual Life Insurance
Japan
$646K
SHFA
1171
SC&H Financial Advisors
Maryland
$646K
EWM
1172
Empirical Wealth Management
Washington
$645K
LC
1173
Landaas & Company
Wisconsin
$644K
WAG
1174
Wallace Advisory Group
California
$642K
EL
1175
EWA LLC
Pennsylvania
$642K