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Adaptive Biotechnologies Corp

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

ADPT$30.26+8.1%Stored close · as of Nov 9, 2026

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

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Contents

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this Annual Report on Form 10-K to be signed on its behalf by the undersigned, thereunto duly authorized, in the city of Seattle, State of Washington, on February 26, 2026.

Adaptive Biotechnologies Corporation
By:/s/ Chad Robins
Chad RobinsChief Executive Officer

POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Chad Robins, his attorney-in-fact, with the power of substitution, for him in any and all capacities, to sign any amendments to this Annual Report on Form 10-K, and to file the same, with exhibits thereto and other documents in connection therewith, with the SEC, hereby ratifying and confirming all that said attorney-in-fact, or his substitute or substitutes, may do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Exchange Act of 1934, this Annual Report on Form 10-K has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

SignatureTitleDate
/s/ Chad RobinsChad RobinsChief Executive Officer and Director(Principal Executive Officer)February 26, 2026
/s/ Kyle PiskelKyle PiskelChief Financial Officer(Principal Financial Officer and Principal Accounting Officer)February 26, 2026
/s/ Michelle GriffinMichelle GriffinDirectorFebruary 26, 2026
/s/ Robert HershbergRobert Hershberg, PhD, MDDirectorFebruary 26, 2026
/s/ Peter NeupertPeter NeupertDirectorFebruary 26, 2026
/s/ Katey OwenKatey Owen, PhDDirectorFebruary 26, 2026
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