Nkarta, Inc. — Director's Dealing 2021

Sep 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Nkarta, Inc. (NKTX)
CIK: 0001787400
Period of Report: 2021-09-01

Reporting Person: Brandenberger Ralph (See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-01	Common Stock	M	340	$0.41	Acquired	340	Direct
2021-09-01	Common Stock	M	405	$4.77	Acquired	745	Direct
2021-09-01	Common Stock	M	1358	$3.89	Acquired	2103	Direct
2021-09-01	Common Stock	M	2037	$3.89	Acquired	4140	Direct
2021-09-01	Common Stock	S	4140	$32.08	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-09-01	Stock Option (right to buy)	$0.41	M	340	Disposed	2028-07-18	Common Stock (340)	Direct
2021-09-01	Stock Option (right to buy)	$4.77	M	405	Disposed	2029-05-10	Common Stock (405)	Direct
2021-09-01	Stock Option (right to buy)	$3.89	M	1358	Disposed	2029-09-05	Common Stock (1358)	Direct
2021-09-01	Stock Option (right to buy)	$3.89	M	2037	Disposed	2029-09-05	Common Stock (2037)	Direct

Footnotes

F1: The transactions reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person at least 90 days prior to the trading date.

F2: The options exercised were fully vested. Unvested options will vest and become exercisable ratably in monthly installments until fully vested on April 2, 2022.

F3: The options exercised were fully vested. Unvested options will vest and become exercisable ratably in monthly installments until fully vested on December 6, 2022.

F4: The options exercised were fully vested. Unvested options will vest and become exercisable ratably in monthly installments until fully vested on July 1, 2024.

F5: The options exercised were fully vested. Unvested options will vest and become exercisable ratably in monthly installments until fully vested on September 5, 2023.