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Insider Trading & Ownership of Alexey Andreevich Vinogradov

Location
Framingham, MA
Signature
/s/ James Parslow, as attorney-in fact for Alexey Vinogradov
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Ownership of Alexey Andreevich Vinogradov

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
XBIO Xenetic Biosciences, Inc. Director 31 Dec 2025

Insider Transactions Reported by Alexey Andreevich Vinogradov:

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.