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999 hedge funds and large institutions have $34.7B invested in Ametek in 2025 Q1 according to their latest regulatory filings, with 103 funds opening new positions, 400 increasing their positions, 329 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

104% more call options, than puts

Call options by funds: $69.1M | Put options by funds: $33.9M

30% more first-time investments, than exits

New positions opened: 103 | Existing positions closed: 79

22% more repeat investments, than reductions

Existing positions increased: 400 | Existing positions reduced: 329

1% more funds holding

Funds holding: 987999 (+12)

1.01% more ownership

Funds ownership: 86.39%87.4% (+1%)

4% less capital invested

Capital invested by funds: $36B → $34.7B (-$1.34B)

29% less funds holding in top 10

Funds holding in top 10: 2115 (-6)

Holders
999
Holders Change
+12
Holders Change %
+1.22%
% of All Funds
13.4%
Holding in Top 10
15
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-28.57%
% of All Funds
0.2%
New
103
Increased
400
Reduced
329
Closed
79
Calls
$69.1M
Puts
$33.9M
Net Calls
+$35.2M
Net Calls Change
+$2.65M
Name Holding Trade Value Shares
Change
Change in
Stake
Barclays
51
Barclays
United Kingdom
$110M +$35.7M +196,572 +44%
GI
52
GAMCO Investors
Connecticut
$110M -$2.72M -14,940 -2%
Capital International Investors
53
Capital International Investors
California
$110M -$58.4M -321,333 -33%
SAM
54
Silvercrest Asset Management
New York
$107M -$3.98M -21,886 -3%
JFL
55
Jarislowsky, Fraser Ltd
Quebec, Canada
$107M -$1.17M -6,457 -1%
HSBC Holdings
56
HSBC Holdings
United Kingdom
$104M +$14.5M +79,931 +15%
Ensign Peak Advisors
57
Ensign Peak Advisors
Utah
$98.7M -$3.72M -20,483 -3%
Bessemer Group
58
Bessemer Group
New Jersey
$98.5M -$5.25M -28,889 -5%
HL
59
Harding Loevner
New Jersey
$97.7M +$103M +567,396 New
BNP Paribas Financial Markets
60
BNP Paribas Financial Markets
France
$96.4M +$5.58M +30,717 +6%
A
61
AustralianSuper
Australia
$96.1M -$73.5M -404,248 -42%
N
62
Nuveen
North Carolina
$94.1M -$59.5M -327,112 -37%
HPC
63
HM Payson & Co
Maine
$92.5M +$1.28M +7,032 +1%
Sumitomo Mitsui Trust Group
64
Sumitomo Mitsui Trust Group
Japan
$89.5M +$1.23M +6,753 +1%
WAM
65
Weiss Asset Management
Massachusetts
$87.3M +$67M +368,787 +267%
PC
66
Port Capital
Illinois
$81M -$669K -3,679 -0.8%
RhumbLine Advisers
67
RhumbLine Advisers
Massachusetts
$78.7M +$2.4M +13,213 +3%
California Public Employees Retirement System
68
California Public Employees Retirement System
California
$77.7M -$1.3M -7,154 -2%
Royal London Asset Management
69
Royal London Asset Management
United Kingdom
$77.7M +$3.35M +18,404 +4%
Wells Fargo
70
Wells Fargo
California
$75.8M +$9.68M +53,279 +14%
Millennium Management
71
Millennium Management
New York
$72.9M -$11.3M -62,176 -13%
Jacobs Levy Equity Management
72
Jacobs Levy Equity Management
New Jersey
$72.9M +$77M +423,331 New
Mitsubishi UFJ Asset Management
73
Mitsubishi UFJ Asset Management
Japan
$71.1M +$9.41M +51,746 +14%
Caisse de Depot et Placement du Quebec (CDPQ)
74
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$70.3M +$45.5M +250,423 +158%
Westfield Capital Management
75
Westfield Capital Management
Massachusetts
$70M -$815K -4,481 -1%

AME Hedge Fund Activity: Q1 2025 in Review

999 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Ametek (AME) for Q1 2025, worth a combined $34.7B — down 3.7% from $36B a quarter earlier.

Buyers outnumbered sellers: 103 funds opened new AME positions and 79 closed out — a net gain of 24 holders — while 400 added to existing stakes and 329 trimmed.

The largest buyer was Invesco, adding an estimated $354M. The largest seller was Fidelity Investments, cutting an estimated $639M.

  • 999 institutional investors held Ametek (AME) as of Q1 2025, up from 987 in Q4 2024.
  • Funds reported $34.7B of Ametek stock for Q1 2025, down 3.7% quarter-over-quarter.
  • 103 funds opened new Ametek positions in Q1 2025 and 79 closed out, a net change of +24 holders.
  • The largest Ametek buyer in Q1 2025 was Invesco, an estimated $354M added.
  • The largest Ametek seller in Q1 2025 was Fidelity Investments, an estimated $639M sold.

Based on aggregated 13F filings for Q1 2025.