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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
UM
376
UniSuper Management
Australia
$3.43M +$109K +600 +3%
OPERF
377
Oregon Public Employees Retirement Fund
Oregon
$3.41M +$1.82K +10 +0.1%
PC
378
Promethos Capital
Massachusetts
$3.4M +$3.59M +19,730 New
Nomura Holdings
379
Nomura Holdings
Japan
$3.37M +$2.15M +11,809 +152%
CIC
380
Carnegie Investment Counsel
Ohio
$3.36M +$1.62M +8,939 +69%
BCI
381
Brinker Capital Investments
Pennsylvania
$3.34M +$127K +699 +4%
OPS
382
Orion Portfolio Solutions
Nebraska
$3.34M +$127K +699 +4%
SBIA
383
Sheaff Brock Investment Advisors
Indiana
$3.32M
LAM
384
LECAP Asset Management
United Kingdom
$3.31M -$79.1K -435 -2%
FAF
385
Fjarde Ap-fonden
Sweden
$3.22M -$1.27M -7,000 -27%
SCM
386
Silvant Capital Management
Georgia
$3.22M
Tudor Investment Corp
387
Tudor Investment Corp
Connecticut
$3.21M -$16.7M -92,079 -83%
MC
388
Moors & Cabot
Massachusetts
$3.2M +$119K +657 +4%
MSU
389
Mizuho Securities USA
New York
$3.19M -$618K -3,402 -16%
TI
390
Tidal Investments
Wisconsin
$3.12M +$1.05M +5,754 +46%
TAF
391
Tredje AP-fonden
Sweden
$3.12M
Carson Wealth (CWM LLC)
392
Carson Wealth (CWM LLC)
Nebraska
$3.12M +$989K +5,443 +43%
CWP
393
Core Wealth Partners
California
$3.1M
BRCM
394
Bright Rock Capital Management
Massachusetts
$3.01M
HP
395
Hikari Power
Japan
$2.99M
NS
396
Night Squared
New York
$2.98M +$3.15M +17,322 New
Rafferty Asset Management
397
Rafferty Asset Management
New York
$2.97M -$787K -4,328 -20%
KAS
398
Kestra Advisory Services
Texas
$2.92M -$199K -1,095 -6%
NRS
399
Neville Rodie & Shaw
New York
$2.92M -$5.45K -30 -0.2%
EGM
400
Engineers Gate Manager
New York
$2.87M -$596K -3,277 -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.