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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
MWA
426
Medallion Wealth Advisors
Connecticut
$2.85M
NB
427
Norinchukin Bank
Japan
$2.83M +$155K +797 +6%
AWM
428
Apollon Wealth Management
South Carolina
$2.81M -$145K -743 -5%
IB
429
Intrust Bank
Kansas
$2.81M +$93.2K +479 +4%
WSFS
430
Wilmington Savings Fund Society
Delaware
$2.75M
HIMCH
431
Hartford Investment Management Co (HIMCO)
Connecticut
$2.74M -$47.3K -243 -2%
STA
432
Summit Trail Advisors
New York
$2.73M -$389K -1,997 -13%
BFG
433
Bleakley Financial Group
New Jersey
$2.69M -$183K -941 -7%
OWIM
434
Old West Investment Management
California
$2.66M +$2.52M +12,970 New
Rockefeller Capital Management
435
Rockefeller Capital Management
New York
$2.65M +$361K +1,857 +17%
PCM
436
Polymer Capital Management
New York
$2.62M +$826K +4,244 +50%
QCM
437
QRG Capital Management
Illinois
$2.58M +$699K +3,590 +40%
FWCM
438
Ferguson Wellman Capital Management
Oregon
$2.56M -$389 -2 -0%
HPG
439
Harvest Portfolios Group
Ontario, Canada
$2.55M +$120K +616 +5%
CIS
440
Capital International Sarl
California
$2.55M -$679K -3,491 -22%
Northwestern Mutual Wealth Management
441
Northwestern Mutual Wealth Management
Wisconsin
$2.55M -$3.89K -20 -0.2%
Cambridge Investment Research Advisors
442
Cambridge Investment Research Advisors
Iowa
$2.53M +$129K +661 +6%
CF
443
Convergence Financial
Missouri
$2.53M +$140K +717 +6%
CPW
444
Cove Private Wealth
New York
$2.52M +$243K +1,250 +11%
DILIC
445
Dai-ichi Life Insurance Company
Japan
$2.5M
MML Investors Services
446
MML Investors Services
Massachusetts
$2.49M -$25.5K -131 -1%
BC
447
Burney Company
Virginia
$2.48M -$63.6K -327 -3%
AAM
448
Advisors Asset Management
Colorado
$2.46M +$324K +1,667 +16%
DGM
449
Delta Global Management
New York
$2.46M -$257K -1,320 -10%
LNWTC
450
Laird Norton Wetherby Trust Company
Washington
$2.46M +$2.33M +11,966 New