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1,151 hedge funds and large institutions have $43B invested in Ametek in 2026 Q1 according to their latest regulatory filings, with 136 funds opening new positions, 463 increasing their positions, 369 reducing their positions, and 90 closing their positions.

New
Increased
Maintained
Reduced
Closed

114% more call options, than puts

Call options by funds: $99M | Put options by funds: $46.3M

51% more first-time investments, than exits

New positions opened: 136 | Existing positions closed: 90

25% more repeat investments, than reductions

Existing positions increased: 463 | Existing positions reduced: 369

2% more funds holding

Funds holding: 1,1261,151 (+25)

2% more capital invested

Capital invested by funds: $42.1B → $43B (+$859M)

1.54% less ownership

Funds ownership: 89.22%87.68% (-1.5%)

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
1,151
Holders Change
+25
Holders Change %
+2.22%
% of All Funds
14.18%
Holding in Top 10
22
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-8.33%
% of All Funds
0.27%
New
136
Increased
463
Reduced
369
Closed
90
Calls
$99M
Puts
$46.3M
Net Calls
+$52.8M
Net Calls Change
+$14.7M
Name Holding Trade Value Shares
Change
Change in
Stake
HI
376
Horizon Investments
North Carolina
$5.54M -$46.4K -209 -0.8%
BWL
377
Bogart Wealth LLC
Virginia
$5.52M +$59.3K +267 +1%
CCIA
378
Campbell & Co Investment Adviser
Maryland
$5.49M +$5.44M +24,500 +2,191%
Macquarie Group
379
Macquarie Group
Australia
$5.44M -$2.22M -9,987 -28%
PC
380
Promethos Capital
Massachusetts
$5.44M -$367K -1,650 -6%
Focus Partners Wealth
381
Focus Partners Wealth
Massachusetts
$5.42M +$622K +2,800 +12%
EI
382
Ethic Inc
New York
$5.41M +$466K +2,095 +9%
AssetMark Inc
383
AssetMark Inc
California
$5.33M +$373K +1,680 +7%
ACM
384
Ayrshire Capital Management
Connecticut
$5.24M +$5.43M +24,441 New
AUB
385
Atlantic Union Bankshares
Virginia
$5.23M -$252K -1,132 -4%
EMPI
386
Elo Mutual Pension Insurance
Finland
$5.21M +$431K +1,940 +9%
VIM
387
Vinva Investment Management
Australia
$5.2M -$2.24M -10,087 -29%
EF
388
Empowered Funds
Pennsylvania
$5.19M +$5.38M +24,212 New
N
389
Numerai
California
$5.1M +$4.93M +22,170 +1,361%
CISOA
390
Capital Investment Services of America
Wisconsin
$5.07M
GCM
391
Graham Capital Management
Connecticut
$4.99M -$2.79M -12,533 -35%
RC
392
Roundview Capital
New Jersey
$4.92M +$108K +486 +2%
CIC
393
Carnegie Investment Counsel
Ohio
$4.92M -$542K -2,437 -10%
AC
394
Allstate Corporation
Illinois
$4.89M +$1.49M +6,705 +42%
M&T Bank
395
M&T Bank
New York
$4.87M -$808K -3,638 -14%
WA
396
Waverly Advisors
Alabama
$4.76M +$108K +487 +2%
KAS
397
Kestra Advisory Services
Texas
$4.58M +$54.7K +246 +1%
Susquehanna International Group
398
Susquehanna International Group
Pennsylvania
$4.48M -$2.81M -12,651 -38%
FAM
399
Fulcrum Asset Management
United Kingdom
$4.48M +$174K +782 +4%
Fuller & Thaler Asset Management
400
Fuller & Thaler Asset Management
California
$4.39M +$13.8K +62 +0.3%