Barbara Kosacz - Insider Trading & Ownership

Location
3175 Hanover Street, Palo Alto, CA
Summary
The estimated net worth of Barbara Kosacz is at least $1.3M dollars as of June 3, 2025. Barbara Kosacz is the COO & General Counsel of Kronos Bio, Inc. and owns shares of Kronos Bio, Inc. (KRON) stock worth about $1.1M. Barbara Kosacz is the Director of XOMA Royalty Corp and owns shares of XOMA Royalty Corp (XOMA) stock worth about $147K. Barbara Kosacz is the Director of PHOENIX BIOTECH ACQUISITION CORP. and owns shares of CERO THERAPEUTICS HOLDINGS, INC. (CERO) stock worth about $58.3K.
Signature
/s/ Mark Worthington, Attorney in fact for Barbara Kosacz
All Insider Reports
All Insider Reports

Ownership of Barbara Kosacz

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
KRON Kronos Bio, Inc. COO & General Counsel $1.1M Jan 4, 2024
XOMA, XOMAO XOMA Royalty Corp Director $147K May 21, 2025
CERO, CEROW CERO THERAPEUTICS HOLDINGS, INC. Director $58.3K Feb 14, 2024
ATHA Athira Pharma, Inc. Director May 30, 2025

Insider Transactions Reported by Barbara Kosacz:

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.