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Amphenol

1,819 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, 716 increasing their positions, 619 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: 716 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6411,819 (+178)

2.89% less ownership

Funds ownership: 96.12%93.23% (-2.9%)

Holders
1,819
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 +$1.61B
2 +$880M
3 +$698M
4
BlackRock
BlackRock
New York
+$690M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$486M

Top Sellers

1 -$1.68B
2 -$1.04B
3 -$971M
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$469M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$265M
Name Holding Trade Value Shares
Change
Change in
Stake
HT
1176
Headlands Technologies
Illinois
$652K
ST
1177
Smithfield Trust
Pennsylvania
$650K
KFGK
1178
Keystone Financial Group (Kentucky)
Kentucky
$646K
FMLI
1179
Fukoku Mutual Life Insurance
Japan
$646K
SHFA
1180
SC&H Financial Advisors
Maryland
$646K
EWM
1181
Empirical Wealth Management
Washington
$645K
LC
1182
Landaas & Company
Wisconsin
$644K
WAG
1183
Wallace Advisory Group
California
$642K
EL
1184
EWA LLC
Pennsylvania
$642K
APA
1185
Astoria Portfolio Advisors
New York
$638K
BC
1186
Bridgefront Capital
Texas
$630K
CPA
1187
Capital Performance Advisors
California
$628K
BBHC
1188
Brown Brothers Harriman & Co
New York
$627K
TCM
1189
Tributary Capital Management
Nebraska
$626K
KRW
1190
Kaufman Rossin Wealth
Florida
$625K
NAS
1191
Nicolet Advisory Services
Wisconsin
$624K
PWPS
1192
Pinnacle Wealth Planning Services
Ohio
$623K
QC
1193
Quent Capital
New York
$622K
TW
1194
TritonPoint Wealth
Maryland
$622K
CA
1195
Cornerstone Advisory
Maryland
$621K
LIA
1196
LS Investment Advisors
Michigan
$619K
PWP
1197
Phillips Wealth Planners
Mississippi
$616K
PCM
1198
Parsons Capital Management
Rhode Island
$614K
EFP
1199
Elser Financial Planning
Indiana
$607K
UAG
1200
United Advisor Group
Ohio
$603K