ImmunityBio, Inc. — Director's Dealing 2015

Aug 5, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NantKwest, Inc. (NK)
CIK: 0001326110
Period of Report: 2015-07-27

Reporting Person: SOON-SHIONG PATRICK (Director, Chairman and CEO, 10% Owner)
Reporting Person: Cambridge Equities, LP (10% Owner)
Reporting Person: MP 13 Ventures, LLC (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-07-27	Common Stock	A	600000	$0.00	Acquired	600000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-07-27	Stock Option (right to buy)	$25.00	A	900000	Acquired	2025-07-27	Common Stock (900000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	40566557	Indirect

Footnotes

F1: Each restricted stock unit ("RSU") represents a contingent right to receive one share of NantKwest, Inc. common stock. Subject to the reporting person's continuing to be a Service Provider (as defined in the 2015 Equity Incentive Plan) through each applicable vesting date, the RSUs will vest as follows: 50% of the RSUs vested on the July 27, 2015, and 50% of the RSUs will vest on July 27, 2016.

F2: Shares held by Cambridge Equities, LP ("Cambridge Equities"). MP 13 Ventures, LLC ("MP 13 Ventures") is the general partner of Cambridge Equities and may be deemed to have beneficial ownership of the shares held by Cambridge Equities. The reporting person is the sole member of MP 13 Ventures and has voting and dispositive power over the shares held by Cambridge Equities.

F3: Subject to the reporting person's continuing to be a Service Provider (as defined in the 2015 Equity Incentive Plan) through each applicable vesting date, the option will vest as follows: 50% of the shares subject to the option vested and became exercisable on the July 27, 2015, and 50% of the shares subject to the option shall vest and become exercisable on July 27, 2016.