1,116 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, 370 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: 1,0271,116 (+89)

2.87% more ownership

Funds ownership: 86.26%89.14% (+2.9%)

8% more repeat investments, than reductions

Existing positions increased: 398 | Existing positions reduced: 370

Holders
1,116
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
PFSRSONJ
301
Police & Firemen's Retirement System of New Jersey
New Jersey
$7.28M
PGFC
302
Peapack-Gladstone Financial Corp
New Jersey
$7.28M
Macquarie Group
303
Macquarie Group
Australia
$7.26M
VIM
304
Vinva Investment Management
Australia
$7.26M
JIC
305
Johnson Investment Counsel
Ohio
$7.14M
RCM
306
Regency Capital Management
Hawaii
$7.13M
Schroder Investment Management Group
307
Schroder Investment Management Group
United Kingdom
$6.98M
SWMP
308
Signature Wealth Management Partners
New Jersey
$6.97M
MIM
309
Martin Investment Management
Florida
$6.95M
Susquehanna International Group
310
Susquehanna International Group
Pennsylvania
$6.89M
AG
311
Ascent Group
Virginia
$6.86M
TAF
312
Tredje AP-fonden
Sweden
$6.72M
Truist Financial
313
Truist Financial
North Carolina
$6.69M
SG
314
StoneX Group
New York
$6.69M
Wealthfront Advisers
315
Wealthfront Advisers
California
$6.63M
Brown Advisory
316
Brown Advisory
Maryland
$6.62M
CWM
317
CIBC World Markets
New York
$6.58M
NYLIM
318
New York Life Investment Management
New York
$6.51M
GAAM
319
Guinness Atkinson Asset Management
California
$6.49M
US Bancorp
320
US Bancorp
Minnesota
$6.47M
MYAM
321
Meiji Yasuda Asset Management
Japan
$6.44M
Osaic Holdings
322
Osaic Holdings
Arizona
$6.44M
PIA
323
Petredis Investment Advisors
Pennsylvania
$6.42M
GC
324
Grimes & Company
Massachusetts
$6.34M
RIM
325
Rakuten Investment Management
Japan
$6.33M