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1,003 hedge funds and large institutions have $36.8B invested in Ametek in 2025 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 394 increasing their positions, 362 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

102% more call options, than puts

Call options by funds: $29.3M | Put options by funds: $14.5M

23% more first-time investments, than exits

New positions opened: 97 | Existing positions closed: 79

6% more capital invested

Capital invested by funds: $34.7B → $36.8B (+$2.08B)

9% more repeat investments, than reductions

Existing positions increased: 394 | Existing positions reduced: 362

0.74% more ownership

Funds ownership: 87.4%88.14% (+0.74%)

0% more funds holding

Funds holding: 9991,003 (+4)

0% more funds holding in top 10

Funds holding in top 10: 1515 (0)

Holders
1,003
Holders Change
+4
Holders Change %
+0.4%
% of All Funds
13.21%
Holding in Top 10
15
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.2%
New
97
Increased
394
Reduced
362
Closed
79
Calls
$29.3M
Puts
$14.5M
Net Calls
+$14.8M
Net Calls Change
-$20.4M
Name Holding Trade Value Shares
Change
Change in
Stake
QCM
226
Quantinno Capital Management
New York
$12.4M +$1.25M +7,274 +12%
Comerica Bank
227
Comerica Bank
Texas
$12.2M -$306K -1,779 -3%
ASRS
228
Arizona State Retirement System
Arizona
$12.2M +$95K +552 +0.8%
EWA
229
EP Wealth Advisors
California
$12.1M +$9.95M +57,818 +644%
BTW
230
Boston Trust Walden
Massachusetts
$12M -$145K -840 -1%
CRM
231
Cramer Rosenthal McGlynn
Connecticut
$12M +$300K +1,744 +3%
CF
232
Covea Finance
France
$11.6M
BHCM
233
Brevan Howard Capital Management
Jersey
$11.5M +$8.3M +48,233 +310%
MOACM
234
Mutual of America Capital Management
New York
$11.5M +$443K +2,574 +4%
Handelsbanken Fonder
235
Handelsbanken Fonder
Sweden
$11.4M -$486K -2,827 -4%
SOMRS
236
State of Michigan Retirement System
Michigan
$11.4M
JA
237
JLB & Associates
Michigan
$11.1M -$674K -3,918 -6%
PMAM
238
Picton Mahoney Asset Management
Ontario, Canada
$11M +$30.6K +178 +0.3%
CIBC Asset Management
239
CIBC Asset Management
Ontario, Canada
$10.8M +$748K +4,348 +8%
COPPSERS
240
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$10.2M +$641K +3,727 +7%
CNB
241
Czech National Bank
Czech Republic
$10.2M +$569K +3,308 +6%
VMPIC
242
Varma Mutual Pension Insurance Co
Finland
$10.1M +$361K +2,100 +4%
TRSOTSOK
243
Teachers Retirement System of the State of Kentucky
Kentucky
$10.1M -$43.4K -252 -0.5%
IC
244
IEQ Capital
California
$9.93M +$5.98M +34,760 +173%
TMAM
245
Tokio Marine Asset Management
Japan
$9.73M +$995K +5,783 +12%
HighTower Advisors
246
HighTower Advisors
Illinois
$9.65M +$89.8K +522 +1%
MGIA
247
Moneta Group Investment Advisors
Missouri
$9.51M +$46.3K +269 +0.5%
Axa
248
Axa
France
$9.4M +$2.72M +15,790 +44%
Jacobs Levy Equity Management
249
Jacobs Levy Equity Management
New Jersey
$9.28M -$64M -372,041 -88%
Wealth Enhancement Advisory Services
250
Wealth Enhancement Advisory Services
Minnesota
$9.24M -$11.2M -65,055 -56%

AME Hedge Fund Activity: Q2 2025 in Review

1,003 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Ametek (AME) for Q2 2025, worth a combined $36.8B — up 6% from $34.7B a quarter earlier.

Buyers outnumbered sellers: 97 funds opened new AME positions and 79 closed out — a net gain of 18 holders — while 394 added to existing stakes and 362 trimmed.

The largest buyer was BlackRock, adding an estimated $209M. The largest seller was Capital World Investors, cutting an estimated $201M.

  • 1,003 institutional investors held Ametek (AME) as of Q2 2025, up from 999 in Q1 2025.
  • Funds reported $36.8B of Ametek stock for Q2 2025, up 6% quarter-over-quarter.
  • 97 funds opened new Ametek positions in Q2 2025 and 79 closed out, a net change of +18 holders.
  • The largest Ametek buyer in Q2 2025 was BlackRock, an estimated $209M added.
  • The largest Ametek seller in Q2 2025 was Capital World Investors, an estimated $201M sold.

Based on aggregated 13F filings for Q2 2025.