Simcoe Capital Management, LLC

SEC CIK: 0001633362
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

MAT holding history

Mattel Inc in every 13F filed by Simcoe Capital Management, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MAT overview All 13F holders of MAT Full Q2 2026 holdings

Shares (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2025

Holdings of MAT by Simcoe Capital Management, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−2,641,210−100.0%	Sold out	Holders
Q4 2025	2,641,210	$52.4M	9.4%	+321,315+13.9%	Added	Holders
Q3 2025	2,319,895	$39.0M	5.7%	+2,319,895	New	Holders