1,117 hedge funds and large institutions have $42.1B invested in Ametek in 2025 Q4 according to their latest regulatory filings, with 180 funds opening new positions, 398 increasing their positions, 371 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

9% more funds holding

Funds holding: 1,0281,117 (+89)

2.87% more ownership

Funds ownership: 86.28%89.15% (+2.9%)

7% more repeat investments, than reductions

Existing positions increased: 398 | Existing positions reduced: 371

Holders
1,117
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$87.1M
Puts
$49M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
GI
526
GAMMA Investing
California
$1.5M
Fifth Third Bancorp
527
Fifth Third Bancorp
Ohio
$1.47M
BBVA
528
Banco Bilbao Vizcaya Argentaria
Spain
$1.45M
Lido Advisors
529
Lido Advisors
California
$1.44M
WF
530
WoodTrust Financial
Wisconsin
$1.42M
RBWA
531
RFG - Bristol Wealth Advisors
Massachusetts
$1.4M
MFG
532
Monte Financial Group
Connecticut
$1.4M
CPCPP
533
Canada Post Corporation Pension Plan
Canada
$1.38M
CA
534
Clearstead Advisors
Ohio
$1.37M
ETC
535
Exchange Traded Concepts
Oklahoma
$1.36M
MYLI
536
Meiji Yasuda Life Insurance
Japan
$1.36M
MMA
537
Miracle Mile Advisors
California
$1.36M
Walleye Trading
538
Walleye Trading
New York
$1.35M
WPW
539
Waldron Private Wealth
Pennsylvania
$1.34M
NAM
540
NorthCrest Asset Manangement
Minnesota
$1.34M
AIM
541
ARK Investment Management
Florida
$1.32M
NCM
542
Noesis Capital Mangement
Florida
$1.31M
VT
543
Vise Technologies
New York
$1.29M
SAM
544
Securian Asset Management
Minnesota
$1.29M
SAM
545
Smartleaf Asset Management
Massachusetts
$1.28M
IFU
546
iSAM Funds (UK)
United Kingdom
$1.28M
MSA
547
MUFG Securities Americas
New York
$1.27M
Squarepoint
548
Squarepoint
New York
$1.26M
AC
549
AlphaCore Capital
California
$1.25M
KRSITF
550
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$1.24M