We are live on ! Find out more
APH icon

Amphenol
APH

1,826 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 283 funds opening new positions, 721 increasing their positions, 621 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed

233% more first-time investments, than exits

New positions opened: 283 | Existing positions closed: 85

42% more call options, than puts

Call options by funds: $764M | Put options by funds: $539M

23% more capital invested

Capital invested by funds: $115B → $141B (+$26.4B)

19% more funds holding in top 10

Funds holding in top 10: 78 → 93 (+15)

16% more repeat investments, than reductions

Existing positions increased: 721 | Existing positions reduced: 621

11% more funds holding

Funds holding: 1,646 → 1,826 (+180)

2.83% less ownership

Funds ownership: 96.18% → 93.35% (-2.8%)

Holders
1,826
Holders Change
+180
Holders Change %
+10.94%
% of All Funds
23.97%
Holding in Top 10
93
Holding in Top 10 Change
+15
Holding in Top 10 Change %
+19.23%
% of All Funds
1.22%
New
283
Increased
721
Reduced
621
Closed
85
Calls
$764M
Puts
$539M
Net Calls
+$225M
Net Calls Change
+$60.9M

Top Buyers

1
Capital International Investors
Capital International Investors
California
+$1.61B
2
Capital Research Global Investors
Capital Research Global Investors
California
+$880M
3
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$698M
4
BlackRock
BlackRock
New York
+$690M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$486M

Top Sellers

1
Vanguard Group
Vanguard Group
Pennsylvania
-$1.68B
2
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$1.04B
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$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
SCP
1051
Sivia Capital Partners
California
$1M +$15.5K +141 +2%
CCG
1052
Chatham Capital Group
Georgia
$1M +$12.1K +110 +1%
WA
1053
Waverly Advisors
Alabama
$1M +$258K +2,348 +41%
TIAA Trust, National Association
1054
TIAA Trust, National Association
North Carolina
$1M -$27.4K -250 -3%
SAM
1055
Strategy Asset Managers
California
$996K +$121K +1,106 +16%
HBT
1056
Heartland Bank & Trust
Illinois
$986K +$439 +4 +0.1%
PWM
1057
Pines Wealth Management
North Carolina
$983K -$47.6K -434 -5%
ONGA
1058
O'Neil Global Advisors
California
$981K – – –
JCM
1059
Jacobsen Capital Management
Utah
$980K -$92.9K -847 -10%
FCG
1060
Fielder Capital Group
Tennessee
$980K +$878 +8 +0.1%
JCIA
1061
Jackson Creek Investment Advisors
Colorado
$974K -$374K -3,408 -30%
PA
1062
Pinnacle Associates
New York
$973K -$123K -1,122 -12%
FCP
1063
Fidelis Capital Partners
Florida
$968K +$23.7K +216 +3%
MPWT
1064
MassMutual Private Wealth & Trust
Connecticut
$967K +$1.43K +13 +0.2%
AWM
1065
Accurate Wealth Management
Florida
$966K +$247K +2,251 +40%
QWP
1066
Quotient Wealth Partners
Texas
$963K -$139K -1,267 -14%
SP
1067
Sherman Porfolios
Idaho
$962K -$74.3K -677 -8%
ACP
1068
Arcus Capital Partners
Georgia
$960K +$852K +7,761 New
HPC
1069
HM Payson & Co
Maine
$959K -$55.1K -502 -6%
LWCFA
1070
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$959K -$18.7K -170 -2%
CB
1071
CNB Bank
Pennsylvania
$955K -$27.3K -249 -3%
LFG
1072
Larson Financial Group
Missouri
$954K +$441K +4,015 +109%
CFG
1073
Cooper Financial Group
California
$954K +$50.1K +457 +6%
PCS
1074
Personal CFO Solutions
New Jersey
$954K -$81.4K -742 -9%
HCM
1075
Howard Capital Management
Georgia
$954K +$27K +246 +3%
41 42
43
44 45

APH Hedge Fund Activity: Q3 2025 in Review

1,826 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Amphenol (APH) for Q3 2025, worth a combined $141B — up 23% from $115B a quarter earlier.

Buyers outnumbered sellers: 283 funds opened new APH positions and 85 closed out — a net gain of 198 holders — while 721 added to existing stakes and 621 trimmed.

The largest buyer was Capital International Investors, adding an estimated $1.61B. The largest seller was Vanguard Group, cutting an estimated $1.68B.

  • 1,826 institutional investors held Amphenol (APH) as of Q3 2025, up from 1,646 in Q2 2025.
  • Funds reported $141B of Amphenol stock for Q3 2025, up 23% quarter-over-quarter.
  • 283 funds opened new Amphenol positions in Q3 2025 and 85 closed out, a net change of +198 holders.
  • The largest Amphenol buyer in Q3 2025 was Capital International Investors, an estimated $1.61B added.
  • The largest Amphenol seller in Q3 2025 was Vanguard Group, an estimated $1.68B sold.

Based on aggregated 13F filings for Q3 2025.