Marian Walters - Insider Trading & Ownership

Location: C/O B. Riley Financial, Inc., 21255 Burbank Blvd., Suite 400, Woodland Hills, CA
Summary: The estimated net worth of Marian Walters is at least $1.45M dollars as of September 3, 2025. Marian Walters is the Director of Eos Energy Enterprises, Inc. and owns shares of Eos Energy Enterprises, Inc. (EOSE) stock worth about $1.24M. Marian Walters is the Director of B. Riley Financial, Inc. and owns shares of B. Riley Financial, Inc. (RILY) stock worth about $207K.
Signature: /s/ Michael Silberman as attorney-in-fact for Marian Walters
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Ownership of Marian Walters

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
EOSE, EOSEW	Eos Energy Enterprises, Inc.	Director	$1.24M	-$395K	-24.1%	Sep 3, 2025
RILY, RILYG	B. Riley Financial, Inc.	Director	$207K			May 23, 2023

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.