MAT — MATTEL INC

Ownership history in Bayesian Capital Management, LP  ·  20 quarters on record

This page tracks every 13F SEC filing in which Bayesian Capital Management, LP 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
0.53% (2019 Q2)
Avg. % of fund
0.2%
First filed
2015 Q4
Last filed
2025 Q3
Quarters held
20
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 36,124 -14,776 -29.0% 0.12% $608K $16.83
2025 Q1 ADDED 50,900 +19,500 +62.1% 0.16% $989K $19.43
2024 Q3 ADDED 31,400 +18,637 +146.0% 0.07% $598K $19.05
2024 Q2 REDUCED 12,763 -13,237 -50.9% 0.02% $208K $16.26
16 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% 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% Simcoe Capital Management, LLC 3Y 7Y 9.37% 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%
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