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OAKM

Oakmark U.S. Large Cap ETF

90 hedge funds and large institutions have $680M invested in Oakmark U.S. Large Cap ETF in 2025 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 45 increasing their positions, 8 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

833% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 3

463% more repeat investments, than reductions

Existing positions increased: 45 | Existing positions reduced: 8

38% more funds holding

Funds holding: 6590 (+25)

29% more capital invested

Capital invested by funds: $525M → $680M (+$154M)

17% more funds holding in top 10

Funds holding in top 10: 67 (+1)

4.58% less ownership

Funds ownership: 77.05%72.47% (-4.6%)

Holders
90
Holders Change
+25
Holders Change %
+38.46%
% of All Funds
1.09%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.09%
New
28
Increased
45
Reduced
8
Closed
3
Calls
Puts
Net Calls
Net Calls Change

OAKM Hedge Fund Activity: Q4 2025 in Review

90 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Oakmark U.S. Large Cap ETF (OAKM) for Q4 2025, worth a combined $680M — up 29% from $525M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new OAKM positions and 3 closed out — a net gain of 25 holders — while 45 added to existing stakes and 8 trimmed.

The largest buyer was Cerity Partners, adding an estimated $18.9M. The largest seller was Choate Investment Advisors, cutting an estimated $17.5M.

  • 90 institutional investors held Oakmark U.S. Large Cap ETF (OAKM) as of Q4 2025, up from 65 in Q3 2025.
  • Funds reported $680M of Oakmark U.S. Large Cap ETF stock for Q4 2025, up 29% quarter-over-quarter.
  • 28 funds opened new Oakmark U.S. Large Cap ETF positions in Q4 2025 and 3 closed out, a net change of +25 holders.
  • The largest Oakmark U.S. Large Cap ETF buyer in Q4 2025 was Cerity Partners, an estimated $18.9M added.
  • The largest Oakmark U.S. Large Cap ETF seller in Q4 2025 was Choate Investment Advisors, an estimated $17.5M sold.

Based on aggregated 13F filings for Q4 2025.