Xenetic Biosciences Inc. Watch

from 10-Q 2 pages Amendment to Employment Agreement

from 10-Q 8 pages Confidential Separation Agreement & General Release

from 10-Q 8 pages Confidential Separation Agreement & General Release

from 10-Q 17 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Research Funding and Option Agreement

from 10-Q 2 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Xenetic Biosciences, Inc. Sow: Qte-9206256_xnt_23dec2021.v5_pd to 500l Gmp Product Name: Human Dnase I Date: June 28, 2022 [***] Xenetic Biosciences, Inc. Catalent Pharma Solutions, LLC /S/ Jeffrey Eisenberg /S/ Scott Schultz Signature Date June 30, 2022 Signature Date June 30, 2022 Scott Schultz Printed Name Printed Name Jeffrey Eisenberg General Manager Title Title Chief Executive Officer Po Number

from 10-Q 17 pages Xenetic Biosciences, Inc. Form of Subscription Agreement April 26, 2022

from 10-Q 28 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed

from 10-Q 28 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed

from 10-K 4 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Work Order No 2

from 10-K 8 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Amendment Number One to the Master Services Agreement

from 10-K 5 pages Exclusive License Agreement № 201221/1

from 10-K 5 pages Novation of Agreement on Co-Development and the Terms of Exclusive License

from 8-K 6 pages The Holder of Common Stock Purchase Warrants of Xenetic Biosciences, Inc. Re: Amendment of Purchase Agreement and Warrant Exchange Dear Holder

from 8-K 8 pages Strictly Confidential

from 8-K 20 pages Registration Rights Agreement

from 8-K 28 pages Securities Purchase Agreement

from 8-K 7 pages Strictly Confidential

from 8-K 25 pages Securities Purchase Agreement

from 10-Q 8 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Work Order

from 10-Q 32 pages Certain Information Identified in This Document, Marked by Brackets and Asterisks (“[***]”), Has Been Excluded Pursuant to Item 601(b)(10) of Regulation S-K Under the Securities Act of 1933, as Amended, Because It Is (I) Not Material and (II) Would Likely Cause Competitive Harm to the Registrant if Publicly Disclosed. Master Services Agreement