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Mattel
MAT

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: 434 → 439 (+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: 5 → 4 (-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

Top Buyers

1
EIG
EdgePoint Investment Group
Ontario, Canada
+$70M
2
SCM
Simcoe Capital Management
New York
+$42.3M
3
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$28.2M
4
Squarepoint
Squarepoint
New York
+$20.3M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$18.6M

Top Sellers

1
FCM
Frontier Capital Management
Massachusetts
-$72.8M
2
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$72.4M
3
MGCM
Mane Global Capital Management
New York
-$56.6M
4
HAI
Hennessy Advisors Inc
California
-$48.6M
5
AQR Capital Management
AQR Capital Management
Connecticut
-$38.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
Swiss National Bank
51
Swiss National Bank
Switzerland
$10.5M +$168K +9,200 +1%
California Public Employees Retirement System
52
California Public Employees Retirement System
California
$10.3M +$130K +7,115 +1%
N
53
Nuveen
North Carolina
$9.5M -$14K -766 -0.1%
HW
54
Hancock Whitney
Mississippi
$9.46M +$173K +9,509 +2%
Ameriprise
55
Ameriprise
Minnesota
$9.25M +$1.97M +107,951 +24%
LS
56
Livforsakringsbolaget Skandia
Sweden
$9.16M +$3.04M +166,700 +1,182%
Citadel Advisors
57
Citadel Advisors
Florida
$9.13M -$5.07M -278,379 -34%
TSW
58
Thompson Siegel & Walmsley
Virginia
$9.01M +$2.4M +131,696 +33%
Manulife (Manufacturers Life Insurance)
59
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$8.57M +$663K +36,366 +8%
Envestnet Asset Management
60
Envestnet Asset Management
Illinois
$7.5M +$1.37M +75,124 +20%
Walleye Capital
61
Walleye Capital
New York
$7.42M +$7.2M +394,760 +856%
JGC
62
J. Goldman & Co
New York
$7.22M +$7.82M +428,978 New
First Trust Advisors
63
First Trust Advisors
Illinois
$6.96M +$122K +6,711 +2%
CM
64
CastleKnight Management
New York
$6.94M +$6.41M +351,800 +579%
AllianceBernstein
65
AllianceBernstein
Tennessee
$6.87M -$311K -17,090 -4%
VanEck Associates
66
VanEck Associates
New York
$6.63M +$205K +11,257 +3%
Retirement Systems of Alabama
67
Retirement Systems of Alabama
Alabama
$6.56M -$92.9K -5,099 -1%
Bank of Montreal
68
Bank of Montreal
Ontario, Canada
$6.51M -$1.27M -69,620 -15%
CI
69
CX Institutional
Indiana
$6.26M +$6.78M +371,982 New
State Board of Administration of Florida Retirement System
70
State Board of Administration of Florida Retirement System
Florida
$6.21M -$492K -26,984 -7%
Universal-Beteiligungs- und Servicegesellschaft
71
Universal-Beteiligungs- und Servicegesellschaft
Germany
$6.2M +$1.31M +71,971 +24%
IIM
72
INTECH Investment Management
Florida
$5.96M -$956K -52,455 -13%
Hotchkis & Wiley Capital Management
73
Hotchkis & Wiley Capital Management
California
$5.95M +$6.44M +353,580 New
Mitsubishi UFJ Trust & Banking
74
Mitsubishi UFJ Trust & Banking
Japan
$5.43M -$64.8K -3,555 -1%
GLA
75
Great Lakes Advisors
Illinois
$5.36M +$1.57M +86,207 +37%
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3
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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.