Adaptive Biotechnologies Corp — Director's Dealing 2019

Jun 27, 2019

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: Adaptive Biotechnologies Corp (ADPT)
CIK: 0001478320
Period of Report: 2019-06-26

Reporting Person: GOEL DAVID E. (Director, 10% Owner, See Remarks)
Reporting Person: Matrix Capital Management Company, LP (Director, 10% Owner, See Remarks)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series A Convertible Preferred Stock	$1.00		Common Stock (200000)		Indirect
Series E-1 Convertible Preferred Stock	$6.0389		Common Stock (5893716)		Indirect
Series F Convertible Preferred Stock	$8.9653		Common Stock (11154116)		Indirect
Series F-1 Convertible Preferred Stock	$10.6686		Common Stock (84359)		Indirect

Footnotes

F1: The convertible preferred stock is convertible at any time, at the holder's election, and has no expiration date. The shares of convertible preferred
stock will automatically convert into shares of the Issuer's common stock upon the closing of the Issuer's initial public offering.

F2: The securities reported herein are held by Matrix Capital Management Master Fund, LP (the "Matrix Fund"). Matrix Capital Management Company, LP (the "Investment Manager"), a Delaware limited partnership, is the investment advisor to the Matrix Fund. Mr. David E. Goel ("Mr. Goel", and together with the Investment Manager, the "Reporting Persons"), serves as the Managing General Partner of the Investment Manager.

F3: The filing of this statement shall not be deemed an admission that either of the Reporting Persons is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein.