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439 hedge funds and large institutions have $5.18B invested in Mattel in 2025 Q3 according to their latest regulatory filings, with 65 funds opening new positions, 120 increasing their positions, 159 reducing their positions, and 56 closing their positions.

New
Increased
Maintained
Reduced
Closed

16% more first-time investments, than exits

New positions opened: 65 | Existing positions closed: 56

1% more funds holding

Funds holding: 434439 (+5)

3.42% less ownership

Funds ownership: 98.75%95.33% (-3.4%)

18% less capital invested

Capital invested by funds: $6.29B → $5.18B (-$1.12B)

20% less funds holding in top 10

Funds holding in top 10: 54 (-1)

25% less repeat investments, than reductions

Existing positions increased: 120 | Existing positions reduced: 159

64% less call options, than puts

Call options by funds: $17.3M | Put options by funds: $47.3M

Holders
439
Holders Change
+5
Holders Change %
+1.15%
% of All Funds
5.76%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
65
Increased
120
Reduced
159
Closed
56
Calls
$17.3M
Puts
$47.3M
Net Calls
-$30.1M
Net Calls Change
-$33.1M
Name Holding Trade Value Shares
Change
Change in
Stake
Bank of New York Mellon
26
Bank of New York Mellon
New York
$35.8M -$3.47M -190,503 -8%
RFM
27
Ranmore Fund Management
United Kingdom
$35.3M +$17M +934,486 +80%
PCM
28
Patient Capital Management
Maryland
$35.3M +$11.6M +634,864 +43%
Victory Capital Management
29
Victory Capital Management
Texas
$34.4M +$12.3M +673,642 +49%
Bank of America
30
Bank of America
North Carolina
$28.5M -$15M -823,830 -33%
Millennium Management
31
Millennium Management
New York
$26.7M -$9.91M -543,638 -26%
BNP Paribas Financial Markets
32
BNP Paribas Financial Markets
France
$26.6M +$28.2M +1,547,888 +4,634%
FGP
33
Freestone Grove Partners
California
$23.9M -$439K -24,082 -2%
JP Morgan Chase
34
JP Morgan Chase
New York
$23.5M +$4.45M +244,030 +21%
Pacer Advisors
35
Pacer Advisors
Pennsylvania
$23.4M -$6.39M -350,365 -20%
HMP
36
HS Management Partners
New York
$21.3M -$20M -1,095,350 -46%
GGS
37
Galvin Gaustad & Stein
Arizona
$21M +$10.6M +579,746 +87%
American Century Companies
38
American Century Companies
Missouri
$19.3M -$2.15M -118,022 -9%
Verition Fund Management
39
Verition Fund Management
Connecticut
$19.3M +$12.2M +671,344 +142%
Arrowstreet Capital
40
Arrowstreet Capital
Massachusetts
$18.9M -$19.1M -1,046,389 -48%
Luther King Capital Management (LKCM)
41
Luther King Capital Management (LKCM)
Texas
$15.9M +$10.3M +563,950 +148%
UOC
42
UBS O'Connor
Illinois
$15.9M +$1.82M +100,000 +12%
Alyeska Investment Group
43
Alyeska Investment Group
Illinois
$15.5M -$17.9M -984,667 -52%
RhumbLine Advisers
44
RhumbLine Advisers
Massachusetts
$14.6M -$352K -19,330 -2%
Qube Research & Technologies (QRT)
45
Qube Research & Technologies (QRT)
United Kingdom
$13.9M +$10.7M +588,985 +250%
UBS AM
46
UBS AM
Illinois
$13.4M -$5.71M -313,058 -28%
Jane Street
47
Jane Street
New York
$13M +$9.15M +502,003 +187%
Principal Financial Group
48
Principal Financial Group
Iowa
$12M -$294K -16,116 -2%
Legal & General Group
49
Legal & General Group
United Kingdom
$10.8M -$1.13M -61,760 -9%
Barclays
50
Barclays
United Kingdom
$10.6M +$7.24M +397,445 +173%

MAT Hedge Fund Activity: Q3 2025 in Review

439 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Mattel (MAT) for Q3 2025, worth a combined $5.18B — down 18% from $6.29B a quarter earlier.

Buyers outnumbered sellers: 65 funds opened new MAT positions and 56 closed out — a net gain of 9 holders — while 120 added to existing stakes and 159 trimmed.

The largest buyer was EdgePoint Investment Group, adding an estimated $70M. The largest seller was Frontier Capital Management, cutting an estimated $72.8M.

  • 439 institutional investors held Mattel (MAT) as of Q3 2025, up from 434 in Q2 2025.
  • Funds reported $5.18B of Mattel stock for Q3 2025, down 18% quarter-over-quarter.
  • 65 funds opened new Mattel positions in Q3 2025 and 56 closed out, a net change of +9 holders.
  • The largest Mattel buyer in Q3 2025 was EdgePoint Investment Group, an estimated $70M added.
  • The largest Mattel seller in Q3 2025 was Frontier Capital Management, an estimated $72.8M sold.

Based on aggregated 13F filings for Q3 2025.