Appian CEO converts RSUs, withholds shares for taxes

Appian Corporation CEO Matthew W. Calkins reported equity compensation transactions involving Restricted Stock Units (RSUs) and Class A Common Stock.

Rhea-AI Filing Summary

Appian Corporation CEO Matthew W. Calkins reported equity compensation transactions involving Restricted Stock Units (RSUs) and Class A Common Stock. On March 3, 2026, he exercised or converted 64,375 RSUs into 64,375 shares of Class A Common Stock at $0.00 per share, reflecting a derivative exercise/conversion.

In a related tax-withholding disposition, 23,558 shares of Class A Common Stock were delivered at a price of $27.34 per share to satisfy tax obligations associated with the RSU event. After these transactions, Calkins held 1,819,144 shares of Class A Common Stock directly. Each RSU converts into one share of Class A Common Stock, and the RSUs were granted on February 26, 2026 and vested immediately.

Insider Trade Summary

64,375 shares exercised/converted

Exercise 3 txns

Insider Calkins Matthew W

Role CEO and President

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	64,375	$0.00	$0.00
Exercise	Class A Common Stock	64,375	$0.00	$0.00
Exercise Price or Tax Liability	Class A Common Stock	23,558	$27.34	$644K

Holdings After Transaction: Restricted Stock Unit — 0 contracts (Direct); Class A Common Stock — 1,819,144 shares (Direct)

Footnotes (3)

1. F1. Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis.
2. 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).
3. F3. The RSUs were granted on February 26, 2026, and vested immediately.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did APPN CEO Matthew Calkins report on this Form 4?

Matthew Calkins reported exercising 64,375 Restricted Stock Units into 64,375 shares of Appian Class A Common Stock, plus a related tax-withholding disposition of 23,558 shares, all dated March 3, 2026, as part of his equity compensation activity.

How many Appian (APPN) shares does CEO Matthew Calkins own after these transactions?

After the RSU conversion and tax-withholding share disposition, Matthew Calkins directly owns 1,819,144 shares of Appian Class A Common Stock, as reported in the Form 4, reflecting his updated post-transaction direct ownership position.

What was the nature of the 64,375-share transaction reported by APPN’s CEO?

The 64,375-share transaction was an exercise or conversion of Restricted Stock Units into an equal number of Appian Class A Common Stock shares at a stated price of $0.00 per share, reflecting settlement of derivative equity awards, not an open-market purchase.

Why were 23,558 Appian (APPN) shares disposed of in the Form 4 filing?

The 23,558 Appian shares were disposed of to pay tax liabilities tied to the RSU event. The Form 4 labels this as a tax-withholding disposition at $27.34 per share, rather than a discretionary open-market sale by the CEO.

How do the reported RSUs for APPN’s CEO convert into Appian stock?

Each Restricted Stock Unit converts into one share of Appian Class A Common Stock. The Form 4 footnotes state that each RSU represents a contingent right to receive one share or its cash equivalent, and the reported RSUs vested immediately on February 26, 2026.

When were the RSUs in Matthew Calkins’ APPN Form 4 granted and vested?

The RSUs were granted on February 26, 2026, and vested immediately on that date, according to the Form 4 footnotes. The subsequent March 3, 2026 transactions reflect the exercise or conversion of those vested RSUs into Class A Common Stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/03/2026 - 04:02 PM Learn about SEC filing dates

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
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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^*

Calkins Matthew W

(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	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and President

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

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	03/03/2026		M		64,375	A	(1)	1,842,702	D
Class A Common Stock	03/03/2026		F		23,558	D	$27.34	1,819,144	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)	03/03/2026		M			64,375	(3)	(3)	Class A Common Stock	64,375	$0	0	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 February 26, 2026, and vested immediately.

Remarks:

	/s/ Angela Patterson, Attorney-in-Fact	03/03/2026
	** 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.
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