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434 hedge funds and large institutions have $6.29B invested in Mattel in 2025 Q2 according to their latest regulatory filings, with 67 funds opening new positions, 120 increasing their positions, 163 reducing their positions, and 74 closing their positions.

New
Increased
Maintained
Reduced
Closed

11% more call options, than puts

Call options by funds: $31.7M | Put options by funds: $28.6M

0% more capital invested

Capital invested by funds: $6.29B → $6.29B (+$934K)

9% less first-time investments, than exits

New positions opened: 67 | Existing positions closed: 74

1.59% less ownership

Funds ownership: 100.34%98.75% (-1.6%)

3% less funds holding

Funds holding: 448434 (-14)

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

26% less repeat investments, than reductions

Existing positions increased: 120 | Existing positions reduced: 163

Holders
434
Holders Change
-14
Holders Change %
-3.13%
% of All Funds
5.71%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.07%
New
67
Increased
120
Reduced
163
Closed
74
Calls
$31.7M
Puts
$28.6M
Net Calls
+$3.01M
Net Calls Change
-$2.74M
Name Holding Trade Value Shares
Change
Change in
Stake
HMP
26
HS Management Partners
New York
$46.5M +$1.8M +101,225 +4%
Bank of New York Mellon
27
Bank of New York Mellon
New York
$45.8M -$3.44M -193,285 -8%
Arrowstreet Capital
28
Arrowstreet Capital
Massachusetts
$42.8M -$5.98M -335,788 -13%
Millennium Management
29
Millennium Management
New York
$42M +$23.5M +1,323,072 +164%
UBS Group
30
UBS Group
Switzerland
$38M -$4.83M -271,393 -12%
Alyeska Investment Group
31
Alyeska Investment Group
Illinois
$37.6M +$33.9M +1,905,904 New
Pacer Advisors
32
Pacer Advisors
Pennsylvania
$34.4M -$8.8M -494,419 -22%
D.E. Shaw & Co
33
D.E. Shaw & Co
New York
$30M -$9.32M -523,884 -26%
PCM
34
Patient Capital Management
Maryland
$28.9M -$15.1M -847,256 -37%
FGP
35
Freestone Grove Partners
California
$28.5M -$25.3M -1,423,035 -50%
Victory Capital Management
36
Victory Capital Management
Texas
$27M -$81.2M -4,563,224 -77%
American Century Companies
37
American Century Companies
Missouri
$25M +$4.25M +238,736 +23%
Marshall Wace
38
Marshall Wace
United Kingdom
$24.7M +$22.3M +1,252,479 New
RFM
39
Ranmore Fund Management
United Kingdom
$23M +$4.9M +275,514 +31%
JP Morgan Chase
40
JP Morgan Chase
New York
$22.7M +$921K +51,764 +5%
Balyasny Asset Management
41
Balyasny Asset Management
Illinois
$22.3M +$19.7M +1,105,716 +4,675%
UBS AM
42
UBS AM
Illinois
$21.9M +$5.93M +332,912 +43%
Squarepoint
43
Squarepoint
New York
$20.6M +$6.11M +343,224 +49%
RhumbLine Advisers
44
RhumbLine Advisers
Massachusetts
$17.5M -$585K -32,848 -4%
UOC
45
UBS O'Connor
Illinois
$16.6M -$2.24M -125,800 -13%
Citadel Advisors
46
Citadel Advisors
Florida
$16.2M +$14.4M +809,567 +7,050%
Principal Financial Group
47
Principal Financial Group
Iowa
$14.4M -$768K -43,129 -6%
Legal & General Group
48
Legal & General Group
United Kingdom
$13.8M +$3.69M +207,259 +42%
GGS
49
Galvin Gaustad & Stein
Arizona
$13.2M +$1.26M +70,542 +12%
Swiss National Bank
50
Swiss National Bank
Switzerland
$12.2M -$637K -35,800 -5%

MAT Hedge Fund Activity: Q2 2025 in Review

434 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Mattel (MAT) for Q2 2025, worth a combined $6.29B — up 0.01% from $6.29B a quarter earlier.

Sellers outnumbered buyers: 74 funds closed out of MAT and 67 opened new positions — a net loss of 7 holders — while 163 trimmed existing stakes and 120 added.

The largest buyer was EdgePoint Investment Group, adding an estimated $83M. The largest seller was Victory Capital Management, cutting an estimated $81.2M.

  • 434 institutional investors held Mattel (MAT) as of Q2 2025, down from 448 in Q1 2025.
  • Funds reported $6.29B of Mattel stock for Q2 2025, up 0.01% quarter-over-quarter.
  • 67 funds opened new Mattel positions in Q2 2025 and 74 closed out, a net change of -7 holders.
  • The largest Mattel buyer in Q2 2025 was EdgePoint Investment Group, an estimated $83M added.
  • The largest Mattel seller in Q2 2025 was Victory Capital Management, an estimated $81.2M sold.

Based on aggregated 13F filings for Q2 2025.