Mark Dorsey - 05 Mar 2026 Form 4 Insider Report for APPIAN CORP (APPN)

Role: Chief Revenue Officer
Signature: /s/ Angela Patterson, Attorney-in-Fact
Issuer symbol: APPN
Transactions as of: 05 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 09 Mar 2026, 16:38:57 UTC
Previous filing: 06 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Dorsey Mark	Chief Revenue Officer	7950 JONES BRANCH DRIVE, MCLEAN	/s/ Angela Patterson, Attorney-in-Fact	09 Mar 2026	0002042934

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	APPN	Class A Common Stock	Options Exercise		+3,750	+61%	$0.000000^*	9,921	05 Mar 2026	Direct	F1
transaction	APPN	Class A Common Stock	Tax liability		-1,155	-12%	$26.99^*	8,766	05 Mar 2026	Direct

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	APPN	Restricted Stock Unit	Options Exercise		-3,750	-25%	$0.000000^*	11,250	05 Mar 2026	Class A Common Stock	3,750		Direct	F2, F3

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

Explanation of Responses:

Id	Content
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 February 11, 2025, and vest in four (4) equal annual installments commencing on March 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through each vesting date.