[Form 4] APPIAN CORP Insider Trading Activity

Rhea-AI Filing Summary

Appian (APPN) insider activity: the Chief Revenue Officer reported equity transactions. On November 4, 2025, the officer received 38,064 Restricted Stock Units (RSUs), each representing a right to one share of Class A common stock.

On November 5, 2025, 8,729 RSUs converted into Class A shares at $0. To satisfy tax obligations, 2,558 shares were withheld at a price of $29.33, leaving 6,171 shares directly owned afterward. The November 4, 2025 RSU grant vests in four equal annual installments starting November 5, 2026. A prior RSU grant dated November 5, 2024 vests in four equal annual installments starting November 5, 2025.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dorsey Mark

(Last) (First) (Middle)

7950 JONES BRANCH DRIVE

(Street)

MCLEAN VA 22102

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
APPIAN CORP [ APPN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Revenue Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	11/05/2025		M		8,729	A	$0(1)	8,729	D
Class A Common Stock	11/05/2025		F		2,558	D	$29.33	6,171	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(2)	11/04/2025		A		38,064		(3)	(3)	Class A Common Stock	38,064	$0	38,064	D
Restricted Stock Unit	(2)	11/05/2025		M			8,729	(4)	(3)	Class A Common Stock	8,729	$0	26,187	D

Explanation of Responses:

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

2. 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).

3. The RSUs were granted on November 4, 2025, and vest in four (4) equal annual installments commencing on November 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through each vesting date.

4. The RSUs were granted on November 5, 2024, and vest in four (4) equal annual installments commencing on November 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through each vesting date.

Remarks:

	/s/ Angela Patterson, Attorney-in-Fact	11/06/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did APPN’s Chief Revenue Officer report?

A grant of 38,064 RSUs on November 4, 2025, plus the conversion of 8,729 RSUs into Class A shares on November 5, 2025.

How many APPN shares were withheld for taxes and at what price?

2,558 shares were withheld at a price of $29.33 to cover tax obligations.

How many APPN shares does the officer own directly after the transactions?

The officer directly owned 6,171 shares following the reported transactions.

What is the vesting schedule for the November 4, 2025 RSU grant?

It vests in four equal annual installments starting on November 5, 2026.

What is the vesting schedule for the November 5, 2024 RSU grant?

It vests in four equal annual installments starting on November 5, 2025.

What is the conversion ratio for APPN RSUs mentioned here?

Each RSU converts into one share of Class A Common Stock (or its cash equivalent at the issuer’s discretion).