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1,158 hedge funds and large institutions have $43B invested in Ametek in 2026 Q1 according to their latest regulatory filings, with 138 funds opening new positions, 465 increasing their positions, 372 reducing their positions, and 91 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

52% more first-time investments, than exits

New positions opened: 138 | Existing positions closed: 91

25% more repeat investments, than reductions

Existing positions increased: 465 | Existing positions reduced: 372

3% more funds holding

Funds holding: 1,1271,158 (+31)

2% more capital invested

Capital invested by funds: $42.1B → $43B (+$885M)

1.43% less ownership

Funds ownership: 89.12%87.69% (-1.4%)

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
1,158
Holders Change
+31
Holders Change %
+2.75%
% of All Funds
14.14%
Holding in Top 10
22
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-8.33%
% of All Funds
0.27%
New
138
Increased
465
Reduced
372
Closed
91
Calls
$99M
Puts
$46.3M
Net Calls
+$52.8M
Net Calls Change
+$14.7M

AME Hedge Fund Activity: Q1 2026 in Review

1,158 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in Ametek (AME) for Q1 2026, worth a combined $43B — up 2.1% from $42.1B a quarter earlier.

Buyers outnumbered sellers: 138 funds opened new AME positions and 91 closed out — a net gain of 47 holders — while 465 added to existing stakes and 372 trimmed.

The largest buyer was DZ Bank, adding an estimated $247M. The largest seller was Invesco, cutting an estimated $256M.

  • 1,158 institutional investors held Ametek (AME) as of Q1 2026, up from 1,127 in Q4 2025.
  • Funds reported $43B of Ametek stock for Q1 2026, up 2.1% quarter-over-quarter.
  • 138 funds opened new Ametek positions in Q1 2026 and 91 closed out, a net change of +47 holders.
  • The largest Ametek buyer in Q1 2026 was DZ Bank, an estimated $247M added.
  • The largest Ametek seller in Q1 2026 was Invesco, an estimated $256M sold.

Based on aggregated 13F filings for Q1 2026.