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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
KIC
451
Kensington Investment Counsel
California
$2.44M -$204K -1,051 -8%
LSERS
452
Louisiana State Employees Retirement System
Louisiana
$2.42M -$58.4K -300 -2%
GIBU
453
Gulf International Bank (UK)
United Kingdom
$2.38M
MSRPS
454
Maryland State Retirement & Pension System
Maryland
$2.36M
AC
455
Addison Capital
Pennsylvania
$2.35M +$612K +3,145 +38%
CAG
456
Cypress Advisory Group
Arizona
$2.34M
JF
457
Jump Financial
Illinois
$2.34M -$7.56M -38,864 -77%
VAS
458
Vestmark Advisory Solutions
Massachusetts
$2.33M +$489K +2,514 +28%
CIBC World Market
459
CIBC World Market
Ontario, Canada
$2.32M +$31.5K +162 +1%
TI
460
Tidal Investments
Wisconsin
$2.3M +$219K +1,123 +11%
RG
461
Rathbones Group
United Kingdom
$2.29M -$136K -700 -6%
BA
462
Bellwether Advisors
Nebraska
$2.26M +$2.14M +11,011 New
SP
463
Sarasin & Partners
United Kingdom
$2.26M +$2.14M +10,998 New
OTL
464
Oak Thistle LLC
New York
$2.23M +$2.11M +10,857 New
PIM
465
Plato Investment Management
Australia
$2.22M +$9.14K +47 +0.4%
LCM
466
Landscape Capital Management
New Jersey
$2.18M -$1.11M -5,722 -35%
VNA
467
Valley National Advisers
Pennsylvania
$2.18M -$70K -360 -3%
MOS
468
MGO One Seven
Ohio
$2.17M +$778 +4 +0%
NMERB
469
New Mexico Educational Retirement Board
New Mexico
$2.17M +$19.5K +100 +1%
VIA
470
Virtus Investment Advisers
Connecticut
$2.12M +$2.01M +10,305 New
SLI
471
Sumitomo Life Insurance
Japan
$2.1M +$12.8K +66 +0.6%
ALMGDA
472
AG2R La Mondiale Gestion d'Actifs
France
$2.09M +$116K +597 +6%
AAIS
473
ABN AMRO Investment Solutions
$2.06M +$1.95M +10,038 New
SG
474
Sienna Gestion
France
$2.06M +$1.95M +10,000 New
TWP
475
Tyche Wealth Partners
Texas
$2.06M -$2.32M -11,908 -54%