APPIAN CORP — Director's Dealing 2023

May 9, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: APPIAN CORP (APPN)
CIK: 0001441683
Period of Report: 2023-05-05

Reporting Person: Matheos Mark (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-05	Class A Common Stock	M	3565	—	Acquired	7344	Direct
2023-05-05	Class A Common Stock	F	1068	$33.96	Disposed	6276	Direct
2023-05-08	Class A Common Stock	M	9718	—	Acquired	19773	Direct
2023-05-08	Class A Common Stock	F	2926	$35.50	Disposed	16847	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-05	Restricted Stock Unit	$	M	941	Disposed		Class A Common Stock (941.0)	Direct
2023-05-05	Restricted Stock Unit	$	M	20	Disposed		Class A Common Stock (20.0)	Direct
2023-05-05	Restricted Stock Unit	$	M	2604	Disposed		Class A Common Stock (2604.0)	Direct
2023-05-08	Restricted Stock Unit	$	A	9718	Acquired		Class A Common Stock (9718.0)	Direct
2023-05-08	Restricted Stock Unit	$	M	9718	Disposed		Class A Common Stock (9718.0)	Direct
2023-05-08	Restricted Stock Unit	$	A	14368	Acquired		Class A Common Stock (14368.0)	Direct

Footnotes

F1: Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis.

F2: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F3: The RSUs were granted on May 4, 2021, and vest in three equal annual installments on each of May 5, 2023, May 5, 2024, and May 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F4: The RSUs were granted on April 27, 2018, and vested on May 5, 2023.

F5: The RSUs were granted on May 3, 2022, and vest in four equal annual installments on each of May 5, 2023, May 5, 2024, and May 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F6: The RSUs were granted on May 8, 2023, and vested immediately upon grant.

F7: The RSUs were granted on May 8, 2023, and vest in four equal installments on each anniversary of May 5, 2023, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.