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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
GT
76
Glenmede Trust
Pennsylvania
$67M -$216K -1,187 -0.3%
Amundi
77
Amundi
France
$66.7M -$80.9M -444,808 -52%
California State Teachers Retirement System (CalSTRS)
78
California State Teachers Retirement System (CalSTRS)
California
$66.7M -$746K -4,103 -1%
DMIC
79
Dixon Mitchell Investment Counsel
British Columbia, Canada
$66.7M +$670K +3,687 +1%
Raymond James Financial
80
Raymond James Financial
Florida
$63.5M +$2M +11,001 +3%
Natixis Advisors
81
Natixis Advisors
Massachusetts
$63.3M +$22.8M +125,451 +52%
MDSL
82
M.D. Sass LLC
New York
$63.2M +$1.39M +7,666 +2%
MPIA
83
Mountain Pacific Investment Advisers
Idaho
$62.6M -$1.02M -5,596 -2%
Two Sigma Advisers
84
Two Sigma Advisers
New York
$62.6M +$9M +49,500 +16%
Primecap Management
85
Primecap Management
California
$60.3M +$41.8K +230 +0.1%
Mawer Investment Management
86
Mawer Investment Management
Alberta, Canada
$58.4M -$13.4M -73,868 -18%
CGPCS
87
Capital Group Private Client Services
California
$58.3M -$16.6M -91,291 -21%
Two Sigma Investments
88
Two Sigma Investments
New York
$57.5M +$24.1M +132,710 +66%
RMDI
89
R.M. Davis Inc
Maine
$56.2M -$522K -2,870 -0.9%
Jennison Associates
90
Jennison Associates
New York
$54.9M -$5.57M -30,667 -9%
Assenagon Asset Management
91
Assenagon Asset Management
Luxembourg
$54M -$41.4M -227,568 -42%
National Pension Service
92
National Pension Service
South Korea
$52.3M +$5.51M +30,303 +11%
KBC Group
93
KBC Group
Belgium
$48.3M +$3.52M +19,365 +7%
Envestnet Asset Management
94
Envestnet Asset Management
Illinois
$48.1M +$1.21M +6,658 +2%
Citadel Advisors
95
Citadel Advisors
Florida
$48.1M -$41.2M -226,606 -45%
FAM
96
Fenimore Asset Management
New York
$47.7M +$818K +4,502 +2%
Universal-Beteiligungs- und Servicegesellschaft
97
Universal-Beteiligungs- und Servicegesellschaft
Germany
$47.5M +$255K +1,403 +0.5%
AllianceBernstein
98
AllianceBernstein
Tennessee
$47.4M -$2.33M -12,837 -4%
Canada Pension Plan Investment Board
99
Canada Pension Plan Investment Board
Ontario, Canada
$47.4M +$16.7M +91,699 +50%
Janus Henderson Group
100
Janus Henderson Group
United Kingdom
$46.2M +$6.77M +37,226 +16%

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.