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CRESCENT BIOPHARMA, INC.

For the period ended Dec 31, 2025. Filed Feb 26, 2026.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 26, 2026

CBIO$13.92+2.0%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Item 15. Exhibits and Financial Statement Schedules

(1)Financial Statements

Our consolidated financial statements are set forth in Part II, Item 8. of this Annual Report on Form 10-K and are incorporated herein by reference.

(2)Financial Statement Schedules

Schedules have been omitted since they are either not required or not applicable or the information is otherwise included herein.

(3)Exhibits

The exhibits filed or furnished as part of this Annual Report are set forth below.

ExhibitNumberDescriptionFormExhibitFiling Date
2.1†Agreement and Plan of Merger and Reorganization, dated as of October 28, 2024, by and among GlycoMimetics, Inc., Gemini Merger Sub Corp., Gemini Merger Sub II, LLC, and Crescent Biopharma, Inc.8-K2.1October 29, 2024
2.2†Amendment No. 1 to Agreement and Plan of Merger and Reorganization, dated as of February 14, 20258-K10.1February 14, 2025
2.3†Amendment No. 2 to Agreement and Plan of Merger and Reorganization, dated as of April 28, 2025, by and among GlycoMimetics, Inc., Gemini Merger Sub Corp., Gemini Merger Sub II, LLC, and Crescent Biopharma, Inc.8-K10.1April 29, 2025
2.4Plan of Conversion8-K2.4June 18, 2025
3.1Memorandum and Articles of Association8-K3.4June 18, 2025
3.2Certificate of Designation of Preferences, Rights and Limitations of Series A Non-Voting Convertible Preferred Shares8-K3.6June 18, 2025
4.1Form of Pre-funded Warrant8-K4.3April 4, 2025
4.2Form of 2025 Pre-funded Warrant8-K4.1December 4, 2025
4.3*Description of Securities
4.4*Form of Warrant Agreement
10.1†Form of Amended and Restated Securities Purchase Agreement, dated February 14, 2025 by and between GlycoMimetics, Inc. and each purchaser thereto8-K10.2February 14, 2025
10.2†/††CR-001 License Agreement, dated April 28, 2025, by and between Paragon Therapeutics, Inc. and Crescent Biopharma, Inc.S-4/A10.52April 29, 2025
10.2.1†/††Amendment No. 1 to the License Agreement, dated December 2, 2025, by and between Crescent Biopharma Operating Company, LLC and Paragon Therapeutics, Inc.8-K10.1December 4, 2025
10.3†/††CR-002 License Agreement, dated November 5, 2025, by and between Paragon Therapeutics, Inc. and Crescent Biopharma, Inc.S-110.13January 7, 2026
10.4†/††Antibody Discovery and Option Agreement, dated as of September 19, 2024, by and among Paragon Therapeutics, Inc., Parascent Holding LLC and Crescent Biopharma, Inc.S-410.41February 18, 2025
10.5†/††Amended and Restated ADC Discovery and Option Agreement, dated April 28, 2025, by and among Paragon Therapeutics, Inc., Parascent Holding LLC and Crescent Biopharma, Inc.S-4/A10.53April 29, 2025
10.6Sublease, dated as of May 28, 2025, by and between Crescent Biopharma, Inc. and Nano Dimension USA Inc.8-K10.20June 18, 2025
ExhibitNumberDescriptionFormExhibitFiling Date
10.7*#Crescent Biopharma, Inc. 2025 Stock Incentive Plan8-K10.7June 18, 2025
10.7.1*#Form of Option Award Agreement under the 2025 Stock Incentive Plan – For Executives (General)
10.7.2*#Form of Option Award Agreement under the 2025 Stock Incentive Plan – For the CEO/COO Only
10.7.3*#Form of Option Award Agreement under the 2025 Stock Incentive Plan – For Employees
10.7.4*#Form of Restricted Stock Unit Award Agreement under the 2025 Stock Incentive Plan – For Executives (General)
10.7.5*#Form of Restricted Stock Unit Award Agreement under the 2025 Stock Incentive Plan – For CEO/COO Only
10.7.6*#Form of Restricted Stock Unit Award Agreement under the 2025 Stock Incentive Plan – For Employees
10.8#Crescent Biopharma, Inc. 2025 Employee Stock Purchase Plan8-K10.8June 18, 2025
10.9#Crescent Biopharma, Inc. 2025 Employment Inducement Incentive Award Plan10-Q10.1November 6, 2025
10.9.1*#Form of Option Agreement under Employment Inducement Incentive Award Plan
10.10#Crescent Biopharma, Inc. 2024 Equity Incentive Plan, as amended by the First Amendment dated May 7, 2024, the Second Amendment dated December 27, 2024, the Third Amendment dated January 13, 2024, the Fourth Amendment dated March 15, 2025, the Fifth Amendment dated April 1, 2025, and the Sixth Amendment dated April 14, 2025S-4/A10.36April 28, 2025
10.10.1#Form of Stock Option Agreement under Crescent Biopharma, Inc. 2024 Equity Incentive PlanS-4/A10.39May 12, 2025
10.11†Form of Securities Purchase Agreement, dated December 4, 2025, by and between Crescent Biopharma, Inc. and each purchaser thereto8-K10.2December 4, 2025
10.12Form of Registration Rights Agreement, dated December 4, 2025, by and between Crescent Biopharma, Inc. and the other parties thereto8-K10.3December 4, 2025
10.13†††Cell Line License Agreement, dated October 31, 2024, by and between Crescent Biopharma, Inc. and WuXi Biologics Ireland LimitedS-410.49April 4, 2025
10.14†/††License Agreement, dated December 2, 2025, by and between Crescent Biopharma, Inc, and Sichuan Kelun-Biotech Biopharmaceutical Co. Ltd.S-110.14January 7, 2026
10.15†/††License and Collaboration Agreement, dated December 2, 2025, by and among Sichuan Kelun-Biotech Biopharmaceutical Co. Ltd., Crescent Biopharma, Inc. (Delaware), and Crescent Biopharma, Inc. (Cayman)S-110.15January 7, 2026
10.16#Crescent Biopharma, Inc. Executive Severance Plan and Form of Participation Agreement8-K10.1July 31, 2025
10.17#Offer Letter, dated December 20, 2024, by and between Crescent Biopharma, Inc. and Barbara BisphamS-410.40February 18, 2025
10.17.1††#Amendment to Employment Letter Agreement, dated November 4, 2025, by and between Crescent Biopharma, Inc. and Barbara BisphamS-110.16January 7, 2026
10.18#Offer Letter, dated March 15, 2025, by and between Crescent Biopharma, Inc. and Joshua BrummS-410.42April 4, 2025
10.18.1††#Amendment to Employment Letter Agreement, dated November 3, 2025, by and between Crescent Biopharma, Inc. and Joshua BrummS-110.17January 7, 2026
10.19#Offer Letter, dated March 19, 2025, by and between Crescent Biopharma, Inc. and Ellie ImS-410.44April 4, 2025
ExhibitNumberDescriptionFormExhibitFiling Date
10.19.1††#Amendment to Employment Letter Agreement, dated November 3, 2025, by and between Crescent Biopharma, Inc. and Ellie ImS-110.19January 7, 2026
10.20#Offer Letter, dated November 15, 2024, by and between Crescent Biopharma, Inc. and Ryan LynchS-410.39February 18, 2025
10.20.1††#Amendment to Employment Letter Agreement, dated November 3, 2025, by and between Crescent Biopharma, Inc. and Ryan LynchS-110.20January 7, 2026
10.21#Offer Letter, March 24, 2025, by and between Crescent Biopharma, Inc. and Richard ScalzoS-410.45April 4, 2025
10.21.1††#Amendment to Employment Letter Agreement, dated November 3, 2025, by and between Crescent Biopharma, Inc. and Richard ScalzoS-110.21January 7, 2026
10.22#Offer Letter, dated March 15, 2025, by and between Crescent Biopharma, Inc. and Jonathan McNeill.S-410.43April 4, 2025
10.23*#Offer Letter, dated June 27, 2025, by and between Crescent Biopharma, Inc. and Jan Pinkas.
10.24#Form of Indemnification Agreement for directors and officers8-K10.5June 18, 2025
10.25*#Non-Employee Director Compensation Policy
19*Insider Trading Policy
21.1Subsidiaries of the RegistrantS-121.1January 7, 2026
23.1*Consent of Independent Registered Public Accounting Firm
31.1*Certification of the Principal Executive Officer pursuant to Rule 13a-14(a) or 15d-14(a) promulgated under the Securities Exchange Act of 1934
31.2*Certification of the Principal Financial Officer pursuant to Rule 13a-14(a) or 15d-14(a) promulgated under the Securities Exchange Act of 1934
32.1**Certification of the Principal Executive Officer pursuant to 18 U.S.C. Section 1350 and Rule 13a-14(B) promulgated under the Securities Exchange Act of 1934
32.2**Certification of the Principal Financial Officer pursuant to 18 U.S.C. Section 1350 and Rule 13a-14(B) promulgated under the Securities Exchange Act of 1934
97.1*Clawback Policy
101.INSInline XBRL Instance Document.
101.SCHInline XBRL Taxonomy Extension Schema with Embedded Linkbases Document.
101.CALInline XBRL Taxonomy Extension Calculation Linkbase Document.
101.DEFInline XBRL Taxonomy Extension Definition Linkbase Document.
101.LABInline XBRL Taxonomy Extension Label Linkbase Document.
101.PREInline XBRL Taxonomy Extension Presentation Linkbase Document.
104Cover Page Interactive Data File (embedded within the Inline XBRL document and contained in exhibit 101).
*Filed herewith.
**Furnished herewith.
#Indicates management contract or compensatory plan or arrangement.
†Exhibits and/or schedules have been omitted pursuant to Item 601(a)(5) of Regulation S-K. The registrant hereby undertakes to furnish supplementally copies of any of the omitted exhibits and schedules upon request by the SEC; provided, however, that the registrant may request confidential treatment pursuant to Rule 24b-2 under the Exchange Act for any exhibits or schedules so furnished.
††Certain portions of this exhibit (indicated by “[***]”) have been omitted because they are both (i) not material and (ii) customarily and actually treated as private or confidential.
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