MAT — MATTEL INC

Ownership history in Simcoe Capital Management, LLC  ·  2 quarters on record

This page tracks every 13F SEC filing in which Simcoe Capital Management, LLC reported a position in MATTEL INC (MAT). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
9.37% (2025 Q4)
Avg. % of fund
7.52%
First filed
2025 Q3
Last filed
2025 Q4
Quarters held
2
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 2,641,210 +321,315 +13.9% 9.37% $52.4M $19.84
2025 Q3 INITIATED 2,319,895 — — 5.66% $39.0M $16.83
% of Fund (quarterly)    MAT price (monthly, adj. close)

Other funds also holding MAT

As of 2025 Q4 — sorted by position size

SERENITY CAPITAL MANAGEMENT PTE. LTD. 3Y 12.56% EdgePoint Investment Group Inc. 3Y 7Y 7.71% SOUTHEASTERN ASSET MANAGEMENT INC/TN/ 3Y 7Y 7.57% HS Management Partners, LLC 3Y 7Y 2.89% ARIEL INVESTMENTS, LLC 3Y 7Y 2.69% OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 3Y 7Y 2.25% Patient Capital Management, LLC 3Y 2.14% Galvin, Gaustad & Stein, LLC 3Y 1.95% FRONTIER CAPITAL MANAGEMENT CO LLC 3Y 7Y 0.89% Livforsakringsbolaget Skandia, Omsesidigt 3Y 7Y 0.87%
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