What is a 13F report?

A 13F is a quarterly filing institutional investors submit to the US Securities and Exchange Commission (SEC) disclosing their equity holdings. It is mandatory for managers with at least $100M in AUM and must be filed within 45 days of the quarter end.

MDRR MDRR — Wall Street guru 13F portfolio analysis

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Insider Trades (3)

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Insider	Title	Type	Shares	Value	Date
Winn Charles Brent Jr.	CHIEF FINANCIAL OFFICER	BUY	40	$0.0M	5/20/2026
Winn Charles Brent Jr.	CHIEF FINANCIAL OFFICER	BUY	34	$0.0M	5/21/2026
KAVANAUGH FRANK	CHAIRMAN, CEO & PRESIDENT	SELL	200,000	--	4/16/2026