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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
Corient Private Wealth
126
Corient Private Wealth
Florida
$31M +$5.63M +30,950 +21%
NSAM
127
North Star Asset Management
Wisconsin
$30.4M +$149K +817 +0.5%
NAM
128
Nissay Asset Management
Japan
$30M +$5.97M +32,856 +23%
Thrivent Financial for Lutherans
129
Thrivent Financial for Lutherans
Minnesota
$29.9M +$3.34M +18,400 +12%
Russell Investments Group
130
Russell Investments Group
United Kingdom
$29.6M +$6.25M +34,391 +25%
FMI
131
Factory Mutual Insurance
Massachusetts
$29.5M
SG Americas Securities
132
SG Americas Securities
New York
$28.5M +$29.8M +163,701 +9,004%
New York State Teachers Retirement System (NYSTRS)
133
New York State Teachers Retirement System (NYSTRS)
New York
$28.5M -$1.62M -8,903 -5%
Macquarie Group
134
Macquarie Group
Australia
$28.4M +$2.58M +14,220 +9%
Aviva
135
Aviva
United Kingdom
$27.8M +$4.02M +22,132 +16%
DB
136
Danske Bank
Denmark
$27M -$3.45M -18,970 -11%
Allspring Global Investments
137
Allspring Global Investments
North Carolina
$26.8M -$17.5K -96 -0.1%
PAM
138
Panagora Asset Management
Massachusetts
$26.8M +$27M +148,397 +2,095%
ELI
139
Empire Life Investments
Ontario, Canada
$26.7M +$74.7K +411 +0.3%
Prudential Financial
140
Prudential Financial
New Jersey
$26.4M +$4.93M +27,141 +22%
VOYA Investment Management
141
VOYA Investment Management
Georgia
$26.3M -$324K -1,781 -1%
VNIM
142
Vaughan Nelson Investment Management
Texas
$25.6M +$6.51M +35,825 +32%
CI Investments Inc
143
CI Investments Inc
Ontario, Canada
$25.5M +$1.26M +6,920 +5%
TI
144
Trexquant Investment
Connecticut
$25.5M +$25.8M +141,960 +2,381%
CB
145
Cooke & Bieler
Pennsylvania
$25.3M -$12.8M -70,250 -32%
AQR Capital Management
146
AQR Capital Management
Connecticut
$24.9M +$10.2M +56,348 +62%
APG Asset Management
147
APG Asset Management
Netherlands
$24.8M +$792K +4,358 +3%
DP
148
Dundas Partners
United Kingdom
$24.6M
WorldQuant Millennium Advisors
149
WorldQuant Millennium Advisors
New York
$24.6M +$21.6M +119,079 +504%
Pictet Asset Management
150
Pictet Asset Management
Switzerland
$24M +$6.2M +34,107 +32%

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.