Taylor Stacy L Form 4 Adaptive Biotechnologies / Stacy L Taylor ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Taylor Stacy L

(Last)

(First)

(Middle)

C/O ADAPTIVE BIOTECHNOLOGIES

1551 EASTLAKE AVE E STE 200

(Street)

SEATTLE

98102

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Adaptive Biotechnologies Corp [ ADPT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
SVP and General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2021

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/30/2021		M⁽¹⁾		1,042	A	$7.8	16,078	D
Common Stock	06/30/2021		M⁽¹⁾		1,771	A	$6.55	17,849	D
Common Stock	06/30/2021		M⁽¹⁾		1,354	A	$31.71	19,203	D
Common Stock	06/30/2021		S⁽¹⁾		3,772	D	$41.35⁽²⁾	15,431	D
Common Stock	06/30/2021		S⁽¹⁾		395	D	$42.13	15,036	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (Right to Buy)	$7.8	06/30/2021		M⁽¹⁾			1,042	⁽³⁾	04/23/2029	Common Stock	1,042	$0.00	22,917	D
Stock Option (Right to Buy)	$6.55	06/30/2021		M⁽¹⁾			1,771	⁽⁴⁾	04/24/2028	Common Stock	1,771	$0.00	15,938	D
Stock Option (Right to Buy)	$31.71	06/30/2021		M⁽¹⁾			1,354	⁽⁵⁾	02/13/2030	Common Stock	1,354	$0.00	43,334	D

Explanation of Responses:

1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 23, 2020.

2. The price reported for this transaction is a weighted-average price. The shares were sold in multiple transactions ranging from $41.00 to 41.58, inclusive. The reporting person undertakes to provide to Adaptive Biotechnologies Corporation, any security holder of Adaptive Biotechnologies Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in any footnotes to this Form 4.

3. The options vested with respect to 1/4 of such shares on April 23, 2020, with 1/48 of such shares vesting thereafter at the end of each full month of continuous service until fully vested.

4. The options vested with respect to 1/4 of such shares on March 12, 2019, with 1/48 of such shares vesting thereafter at the end of each full month of continuous service until fully vested.

5. The options vested with respect to 1/4 of such shares on February 13, 2021, with 1/48 of such shares vesting thereafter at the end of each full month of continuous service until fully vested.

Remarks:

	/s/ Stacy L. Taylor by Eric Billings as attorney-in-fact	07/01/2021
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Taylor Stacy L Form 4Adaptive Biotechnologies / Stacy L Taylor ownership change