We are live on ! Find out more

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
AB
301
Amalgamated Bank
New York
$9.01M -$108K -487 -1%
BTW
302
Boston Trust Walden
Massachusetts
$9M -$536K -2,410 -5%
UHC
303
Union Heritage Capital
Michigan
$8.86M
LFM
304
LGT Fund Management
Liechtenstein
$8.65M +$4.26M +19,191 +91%
HIC
305
Harvey Investment Company
Kentucky
$8.57M
UIM
306
USS Investment Management
United Kingdom
$8.55M
SAM
307
Sawgrass Asset Management
Florida
$8.45M -$278K -1,252 -3%
IMPI
308
Ilmarinen Mutual Pension Insurance
Finland
$8.36M
DCM
309
Decatur Capital Management
Georgia
$8.32M -$139K -626 -2%
OSAM
310
O'Shaughnessy Asset Management
Connecticut
$8.3M +$2.07M +9,331 +32%
SI
311
Stephens Inc
Arkansas
$8.28M -$106K -476 -1%
URS
312
Utah Retirement Systems
Utah
$8.03M -$121K -543 -1%
Public Sector Pension Investment Board (PSP Investments)
313
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$7.96M +$1.62M +7,297 +24%
ProShare Advisors
314
ProShare Advisors
Maryland
$7.89M -$1.88M -8,467 -19%
NAMP
315
NorthStar Asset Management (Pennsylvania)
Pennsylvania
$7.88M -$153K -687 -2%
TI
316
Tidal Investments
Wisconsin
$7.88M +$5.68M +25,566 +228%
OIMU
317
Osmosis Investment Management UK
United Kingdom
$7.87M +$7.65M +34,426 +1,511%
Wealthfront Advisers
318
Wealthfront Advisers
California
$7.85M +$961K +4,326 +13%
AG
319
AIA Group
Hong Kong
$7.71M +$1.37M +6,176 +21%
RPI
320
Railway Pension Investments
United Kingdom
$7.69M
PFSRSONJ
321
Police & Firemen's Retirement System of New Jersey
New Jersey
$7.62M +$21.3K +96 +0.3%
MIP
322
Marietta Investment Partners
Wisconsin
$7.61M -$229K -1,030 -3%
Mercer Global Advisors
323
Mercer Global Advisors
Colorado
$7.58M +$2.24M +10,081 +40%
PGFC
324
Peapack-Gladstone Financial Corp
New Jersey
$7.54M -$54.4K -245 -0.7%
JIC
325
Johnson Investment Counsel
Ohio
$7.44M -$15.6K -70 -0.2%