GI
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GAMMA Investing’s Mattel MAT Stock Holding History

GAMMA Investing’s Portfolio MAT Stock Details MAT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$54.6K Buy
4,311
+1,297
+43% +$18.4K ﹤0.01% 2308
2026
Q2 		$41.8K Sell
3,014
-3,845
-56% -$56.2K ﹤0.01% 2422
2026
Q1 		$99.7K Sell
6,859
-2,485
-27% -$45.3K ﹤0.01% 1682
2025
Q4 		$185K Buy
9,344
+693
+8% +$13.4K 0.01% 1100
2025
Q3 		$146K Sell
8,651
-1,555
-15% -$28.3K 0.01% 1202
2025
Q2 		$201K Buy
10,206
+5,148
+102% +$91.6K 0.01% 916
2025
Q1 		$98.3K Buy
5,058
+1,517
+43% +$30.1K 0.01% 1272
2024
Q4 		$62.8K Buy
3,541
+744
+27% +$14.1K 0.01% 1480
2024
Q3 		$53.3K Buy
2,797
+775
+38% +$14.3K 0.01% 1450
2024
Q2 		$32.9K Buy
2,022
+1,052
+108% +$19.1K ﹤0.01% 1499
2024
Q1 		$19.2K Buy
970
+320
+49% +$6.06K ﹤0.01% 1676
2023
Q4 		$11.6K Buy
+650
New +$12.6K ﹤0.01% 1824

Other funds holding MAT

BAM
Byrne Asset Management Kingston, New Jersey $179M AUM 29.67% 1-Year Est. Return
IRC
Investors Research Corp Atlanta, Georgia $569M AUM 15.41% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $14.2B AUM 18.33% 1-Year Est. Return
VCM
Versant Capital Management Phoenix, Arizona $1.17B AUM 28.44% 1-Year Est. Return
CI
CX Institutional Auburn, Indiana $3.69B AUM 15.82% 1-Year Est. Return
CA
CoreCap Advisors Southfield, Michigan $3.48B AUM 21.43% 1-Year Est. Return
EWP
Elevation Wealth Partners Santa Rosa, California $356M AUM 17.04% 1-Year Est. Return
EB
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
TF
Tompkins Financial Ithaca, New York $1.42B AUM 19.14% 1-Year Est. Return
MPWT
MassMutual Private Wealth & Trust Windsor, Connecticut $3.79B AUM 19.33% 1-Year Est. Return

GAMMA Investing's MAT Position: Q3 2026 in Review

GAMMA Investing increased its Mattel (MAT) stake by 43% in Q3 2026, buying an estimated $18.4K and bringing the position to 4,311 shares worth $54.6K. The position accounts for ﹤0.01% of the portfolio, ranked #2308.

GAMMA Investing first reported a position in MAT in Q4 2023 and has held it in 12 quarters since. The position peaked at $201K in Q2 2025. 12 funds tracked by Wall St. Rank hold MAT as of Q3 2026.

  • GAMMA Investing held 4,311 shares of Mattel worth $54.6K as of Q3 2026.
  • GAMMA Investing bought 1,297 Mattel shares in Q3 2026, an estimated $18.4K.
  • Mattel made up ﹤0.01% of GAMMA Investing's portfolio in Q3 2026, its #2308 holding.
  • GAMMA Investing first reported a position in Mattel in Q4 2023 and has held it in 12 quarters since.
  • GAMMA Investing's Mattel position peaked at $201K in Q2 2025.
  • 12 funds tracked by Wall St. Rank held Mattel as of Q3 2026.

Based on GAMMA Investing's 13F filing for Q3 2026, filed 8 Oct 2026.