MITCHELL GOLD - 04 Jan 2022 Form 4 Insider Report for ALPINE IMMUNE SCIENCES, INC.

Role: Executive Chairman and CEO, Director, 10%+ Owner
Signature: /s/ James Paul Rickey, attorney-in-fact
Issuer symbol: N/A
Transactions as of: 04 Jan 2022
Net transactions value: $0
Form type: 4
Filing time: 06 Jan 2022, 17:03:14 UTC
Previous filing: 21 Sep 2021
Next filing: 05 Jan 2023
SEC: View on sec.gov

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ALPN	Stock Option (Right to buy)	Award	$0	+215,000		$0.000000	215,000	04 Jan 2022	Common Stock	215,000	$13.30	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The exercise price is equal to the closing price per share of Common Stock as reported on the Nasdaq Global Market on the date of grant.
F2	One-fourth (1/4th) of the Shares subject to the Option will vest on the one (1)-year anniversary of January 4, 2022 (the "Vesting Commencement Date"), and one thirty-sixth (1/36th) of the remaining Shares subject to the Option shall vest each month thereafter, such that 100% of the Shares subject to the Option will be vested and exercisable as of the four (4)-year anniversary of the Vesting Commencement Date, subject to Optionee continuing to be a Service Provider through each such date.

Content

The exercise price is equal to the closing price per share of Common Stock as reported on the Nasdaq Global Market on the date of grant.

One-fourth (1/4th) of the Shares subject to the Option will vest on the one (1)-year anniversary of January 4, 2022 (the "Vesting Commencement Date"), and one thirty-sixth (1/36th) of the remaining Shares subject to the Option shall vest each month thereafter, such that 100% of the Shares subject to the Option will be vested and exercisable as of the four (4)-year anniversary of the Vesting Commencement Date, subject to Optionee continuing to be a Service Provider through each such date.