[Form 4] APPIAN CORP Insider Trading Activity

Rhea-AI Filing Summary

Appian Corp director William D. McCarthy was granted 1,022 shares of Class A common stock on 10/01/2025 under the company's 2017 Equity Incentive Plan as amended by the Board on 12/18/2020. After the grant he beneficially owns 12,065 shares. The grant was issued under the issuer's Non-Employee Director Compensation Policy and reported on a Form 4 filed by one reporting person.

Positive

• 1,022 shares granted to a director under the 2017 Equity Incentive Plan
• Post-grant beneficial ownership of 12,065 shares disclosed

Negative

• None.

Insights

Insider Transactions Analyst

Director grant of 1,022 shares increases director stake to 12,065.

The Form 4 discloses a non-derivative grant of 1,022 Class A shares to director William D. McCarthy on 10/01/2025, recorded as acquisition code A(1). The filing cites the 2017 Equity Incentive Plan and the board-approved Non-Employee Director Compensation Policy (amended 12/18/2020), indicating this is routine director compensation rather than a market purchase.

The transaction is reported as direct ownership and the Form 4 was signed on 10/03/2025 by an attorney-in-fact. This is a disclosure of compensation-related issuance, not a sale or option exercise.

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

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

1. Name and Address of Reporting Person^*

McCarthy William D.

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

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	10/01/2025		A(1)		1,022	A	$0	12,065	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

Explanation of Responses:

1. These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

Remarks:

	/s/ Angela Patterson, Attorney-in-Fact	10/03/2025
	** 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 did Appian (APPN) disclose in this Form 4?

The Form 4 reports that director William D. McCarthy was granted 1,022 Class A shares on 10/01/2025, bringing his beneficial holdings to 12,065 shares.

Under which plan were the Appian shares granted?

The shares were granted under Appian's 2017 Equity Incentive Plan pursuant to the issuer's Non-Employee Director Compensation Policy as amended on 12/18/2020.

Was this Form 4 filed by multiple reporting persons?

No; the filing indicates a single reporting person with the box checked for Form filed by One Reporting Person.

How was the Form 4 signed and when?

The form bears a signature block by Angela Patterson, Attorney-in-Fact dated 10/03/2025.

Does the Form 4 show any derivative transactions (options or warrants)?

No derivative securities are reported in Table II; only a non-derivative grant of Class A common stock is disclosed.