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Boundless Bio, Inc.

For the period ended Dec 31, 2025. Filed Mar 9, 2026.

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About this filing

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 Mar 9, 2026

BOLD$2.45-0.4%Stored close · as of Nov 10, 2026

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

See the whole filing, with its images and exhibits
Contents

Power of attorney (included on signature page)

POWER OF ATTORNEY AND SIGNATURES

Each person whose individual signature appears below hereby authorizes and appoints Zachary D. Hornby and David Hinkle, and each of them, with full power of substitution and resubstitution and full power to act without the other, as his or her true and lawful attorney-in-fact and agent to act in his or her name, place and stead and to execute in the name and on behalf of each person, individually and in each capacity stated below, and to file any and all amendments to this annual report on Form 10-K and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing, ratifying and confirming all that said attorneys-in-fact and agents or any of them or their or his substitute or substitutes may lawfully do or cause to be done by virtue thereof.

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

NameTitleDate
/s/ Zachary D. HornbyPresident and Chief Executive OfficerMarch 9, 2026
Zachary D. Hornby(Principal Executive Officer)
/s/ David HinkleSenior Vice President, Finance, Controller and TreasurerMarch 9, 2026
David Hinkle(Principal Financial and Accounting Officer)
/s/ Jonathan E. LimChairmanMarch 9, 2026
Jonathan E. Lim, M.D.
/s/ Kristina BurowDirectorMarch 9, 2026
Kristina Burow
/s/ James ChristensenDirectorMarch 9, 2026
James Christensen, Ph.D.
/s/ Jennifer LewDirectorMarch 9, 2026
Jennifer Lew
/s/ Nancy WhitingDirectorMarch 9, 2026
Nancy Whiting, Pharm.D

INDEX TO FINANCIAL STATEMENTS

Report of Independent Registered Public Accounting FirmF-2
Balance Sheets as of December 31, 2025 and 2024F-3
Statements of Operations and Comprehensive Loss for the Years ended December 31, 2025 and 2024F-4
Statements of Convertible Preferred Stock and Stockholders’ Equity for the Years ended December 31, 2025 and 2024F-5
Statements of Cash Flows for the Years ended December 31, 2025 and 2024F-6
Notes to Financial StatementsF-7
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.