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1,126 hedge funds and large institutions have $42.1B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 184 funds opening new positions, 400 increasing their positions, 372 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

159% more first-time investments, than exits

New positions opened: 184 | Existing positions closed: 71

78% more call options, than puts

Call options by funds: $87.1M | Put options by funds: $49M

71% more funds holding in top 10

Funds holding in top 10: 1424 (+10)

13% more capital invested

Capital invested by funds: $37.4B → $42.1B (+$4.72B)

9% more funds holding

Funds holding: 1,0331,126 (+93)

2.89% more ownership

Funds ownership: 86.33%89.22% (+2.9%)

8% more repeat investments, than reductions

Existing positions increased: 400 | Existing positions reduced: 372

Holders
1,126
Holders Change
+93
Holders Change %
+9%
% of All Funds
13.7%
Holding in Top 10
24
Holding in Top 10 Change
+10
Holding in Top 10 Change %
+71.43%
% of All Funds
0.29%
New
184
Increased
400
Reduced
372
Closed
71
Calls
$87.1M
Puts
$49M
Net Calls
+$38M
Net Calls Change
+$4.4M
Name Holding Trade Value Shares
Change
Change in
Stake
BCM
401
Buckhead Capital Management
Georgia
$3.7M +$1.75K +9 +0%
CWP
402
Core Wealth Partners
California
$3.7M
SCM
403
Seascape Capital Management
New Hampshire
$3.67M +$68.1K +350 +2%
HP
404
Hikari Power
Japan
$3.66M
EGM
405
Engineers Gate Manager
New York
$3.61M -$9.8M -50,392 -74%
BRCM
406
Bright Rock Capital Management
Massachusetts
$3.59M
RAM
407
Robocap Asset Management
United Kingdom
$3.59M -$1.33M -6,818 -28%
BCI
408
Brinker Capital Investments
Pennsylvania
$3.56M -$418K -2,147 -11%
DACS
409
Dymon Asia Capital (Singapore)
Singapore
$3.54M +$3.36M +17,263 New
SPIA
410
Steward Partners Investment Advisory
New York
$3.53M +$98.5K +506 +3%
MCM
411
MAI Capital Management
Ohio
$3.53M -$238K -1,223 -7%
NRS
412
Neville Rodie & Shaw
New York
$3.48M
Baird Financial Group
413
Baird Financial Group
Wisconsin
$3.45M -$44.6K -229 -1%
MSU
414
Mizuho Securities USA
New York
$3.32M -$11.5K -59 -0.4%
AC
415
Allstate Corporation
Illinois
$3.3M +$1.7M +8,762 +120%
PWM
416
Perigon Wealth Management
California
$3.11M +$19.3K +99 +0.7%
AA
417
ALPS Advisors
Colorado
$3.07M +$209K +1,073 +8%
CS
418
Candriam SCA
Luxembourg
$3.07M +$877K +4,505 +43%
Jane Street
419
Jane Street
New York
$3.07M -$13.4M -69,066 -82%
CAU
420
Caxton Associates (UK)
$3.04M +$2.3M +11,796 +390%
SIA
421
Sit Investment Associates
Minnesota
$3.01M
FDS
422
Freedom Day Solutions
Texas
$2.99M +$29.2K +150 +1%
FPW
423
Fairvoy Private Wealth
Alabama
$2.97M +$41.1K +211 +1%
KRS
424
Kentucky Retirement Systems
Kentucky
$2.97M
FPAS
425
Focus Partners Advisor Solutions
Missouri
$2.96M +$68.1K +350 +2%