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Amphenol

2,051 hedge funds and large institutions have $233B invested in Amphenol in 2025 Q4 according to their latest regulatory filings, with 339 funds opening new positions, 780 increasing their positions, 747 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

308% more first-time investments, than exits

New positions opened: 339 | Existing positions closed: 83

65% more capital invested

Capital invested by funds: $141B → $233B (+$92.4B)

12% more funds holding

Funds holding: 1,8262,051 (+225)

7.6% more ownership

Funds ownership: 93.35%100.94% (+7.6%)

6% more funds holding in top 10

Funds holding in top 10: 9399 (+6)

4% more repeat investments, than reductions

Existing positions increased: 780 | Existing positions reduced: 747

15% less call options, than puts

Call options by funds: $643M | Put options by funds: $753M

Holders
2,051
Holders Change
+225
Holders Change %
+12.32%
% of All Funds
24.95%
Holding in Top 10
99
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+6.45%
% of All Funds
1.2%
New
339
Increased
780
Reduced
747
Closed
83
Calls
$643M
Puts
$753M
Net Calls
-$110M
Net Calls Change
-$335M
Name Holding Trade Value Shares
Change
Change in
Stake
MCM
626
Mitchell Capital Management
Kansas
$6.24M +$162K +1,209 +3%
AAIS
627
ABN AMRO Investment Solutions
$6.22M +$6.16M +46,062 New
GH
628
GAM Holding
Switzerland
$6.21M -$3.32M -24,830 -35%
Simplex Trading
629
Simplex Trading
Illinois
$6.19M +$3.6M +26,920 +142%
MCWS
630
McKinley Carter Wealth Services
West Virginia
$6.18M +$723K +5,402 +13%
COI
631
Connable Office Inc
Michigan
$6.17M -$10.6K -79 -0.2%
Bessemer Group
632
Bessemer Group
New Jersey
$6.13M +$949K +7,095 +19%
ATC
633
Argent Trust Co
Tennessee
$6.05M -$40K -299 -0.7%
SFA
634
Sequoia Financial Advisors
Ohio
$6.03M +$875K +6,542 +17%
LJCM
635
Lee Johnson Capital Management
Texas
$6M -$53.9K -403 -0.9%
PIM
636
Plato Investment Management
Australia
$5.99M +$1.21M +9,014 +26%
OIS
637
Okabena Investment Services
Minnesota
$5.96M -$17.3K -129 -0.3%
TMAM
638
Tokio Marine Asset Management
Japan
$5.94M +$188K +1,409 +3%
HIS
639
Harvest Investment Services
Illinois
$5.87M +$1.12M +8,378 +24%
PFM
640
Patton Fund Management
Texas
$5.85M +$2.46M +18,427 +74%
QCG
641
Quadrant Capital Group
Ohio
$5.85M +$156K +1,169 +3%
ACM
642
Alcosta Capital Management
California
$5.82M -$319K -2,383 -5%
BRCM
643
Bright Rock Capital Management
Massachusetts
$5.81M
KI
644
Keystone Investors
Singapore
$5.81M +$5.75M +43,000 New
AC
645
AlphaCore Capital
California
$5.72M -$407K -3,046 -7%
HVIA
646
Hudson Valley Investment Advisors
New York
$5.69M -$1.29M -9,649 -19%
S
647
SignatureFD
Georgia
$5.68M +$108K +807 +2%
Connor, Clark & Lunn Investment Management (CC&L)
648
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$5.67M +$1.28M +9,544 +29%
CCFCSB
649
Cape Cod Five Cents Savings Bank
Massachusetts
$5.67M
SAW
650
Signal Advisors Wealth
Michigan
$5.66M +$5.6M +41,877 New