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878 hedge funds and large institutions have $14B invested in Masco in 2025 Q3 according to their latest regulatory filings, with 111 funds opening new positions, 309 increasing their positions, 298 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

311% more call options, than puts

Call options by funds: $43.7M | Put options by funds: $10.6M

56% more first-time investments, than exits

New positions opened: 111 | Existing positions closed: 71

3% more funds holding

Funds holding: 852 → 878 (+26)

4% more repeat investments, than reductions

Existing positions increased: 309 | Existing positions reduced: 298

3% more capital inflows, than outflows

Capital inflows: $1.51B | Capital outflows: $1.48B

0.69% more ownership

Funds ownership: 94.68% → 95.37% (+0.69%)

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
878
Holders Change
+26
Holders Change %
+3.05%
% of All Funds
11.48%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
111
Increased
309
Reduced
298
Closed
71
Calls
$43.7M
Puts
$10.6M
Net Calls
+$33M
Net Calls Change
+$15.5M

MAS Hedge Fund Activity: Q3 2025 in Review

878 of the 7,650 institutional investors tracked by Wall St. Rank reported a position in Masco (MAS) for Q3 2025, worth a combined $14B — up 9.2% from $12.9B a quarter earlier.

Buyers outnumbered sellers: 111 funds opened new MAS positions and 71 closed out — a net gain of 40 holders — while 309 added to existing stakes and 298 trimmed.

The largest buyer was Wellington Management Group, opening a new position worth an estimated $193M. The largest seller was Millennium Management, cutting an estimated $144M.

  • 878 institutional investors held Masco (MAS) as of Q3 2025, up from 852 in Q2 2025.
  • Funds reported $14B of Masco stock for Q3 2025, up 9.2% quarter-over-quarter.
  • 111 funds opened new Masco positions in Q3 2025 and 71 closed out, a net change of +40 holders.
  • The largest Masco buyer in Q3 2025 was Wellington Management Group, an estimated $193M added.
  • The largest Masco seller in Q3 2025 was Millennium Management, an estimated $144M sold.

Based on aggregated 13F filings for Q3 2025.