Appian (NASDAQ: APPN) CRO Mark Dorsey buys 5,227 shares in open market

Rhea-AI Filing Summary

APPIAN CORP Chief Revenue Officer Mark Dorsey reported open-market purchases of Class A Common Stock. On May 13, 2026, he bought a total of 5,227 shares across two transactions at prices around $19 per share, increasing his direct ownership stake.

Insider Trade Summary

Net Buyer: 5,227 shares ($99,993)

Net Buy 2 txns

Insider Dorsey Mark

Role Chief Revenue Officer

Bought 5,227 shs ($100K)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	5,220	$19.13	$100K
Purchase	Class A Common Stock	7	$19.15	$134.05

Holdings After Transaction: Class A Common Stock — 13,986 shares (Direct, null)

Footnotes (1)

Key Figures

Total shares purchased: 5,227 shares Shares in first trade: 7 shares Price first trade: $19.15 per share +3 more

6 metrics

Total shares purchased 5,227 shares Net buy transactions on May 13, 2026

Shares in first trade 7 shares Open-market purchase at $19.15 per share

Price first trade $19.15 per share Class A Common Stock open-market buy

Shares in second trade 5,220 shares Open-market purchase at $19.13 per share

Price second trade $19.13 per share Class A Common Stock open-market buy

Net buy-sell direction Net buy of 5,227 shares Two purchase transactions, no reported sales

Key Terms

Class A Common Stock, open-market purchase, Form 4, transaction code "P", +1 more

5 terms

Class A Common Stock financial

"security_title: "Class A Common Stock" for both transactions"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

open-market purchase financial

"transaction_action: "open-market purchase" for each trade"

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

transaction code "P" regulatory

"transaction_code: "P" with description of purchase"

direct ownership financial

"ownership_type: "direct" and ownership_code: "D""

Form 4 Insider Transactions: What Each Field Means →

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 VIRGINIA 22102

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/13/2026

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

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

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

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	05/13/2026		P		5,220	A	$19.13	13,986	D
Class A Common Stock	05/13/2026		P		7	A	$19.15	13,993	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:

Remarks:

	/s/ Angela Patterson, Attorney-in-Fact	05/13/2026
	** 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.
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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did APPIAN CORP (APPN) report for Mark Dorsey?

APPIAN CORP reported that Chief Revenue Officer Mark Dorsey bought Class A Common Stock. On May 13, 2026, he completed two open-market purchases totaling 5,227 shares, signaling an increase in his direct equity position in the company.

How many APPIAN CORP (APPN) shares did Mark Dorsey purchase?

Mark Dorsey purchased a total of 5,227 shares of APPIAN CORP Class A Common Stock. The Form 4 shows two separate open-market transactions on May 13, 2026, which together add up to this total number of shares acquired.

At what prices did Mark Dorsey buy APPIAN CORP (APPN) shares?

Mark Dorsey bought APPIAN CORP shares at per-share prices of $19.15 and $19.13. These prices come from two open-market purchases of Class A Common Stock executed on May 13, 2026, as disclosed in the Form 4 insider filing.

Was the APPIAN CORP (APPN) insider transaction an open-market purchase?

Yes. The Form 4 identifies both transactions as open-market purchases coded “P.” This code and the description “Purchase in open market or private transaction” confirm that Mark Dorsey bought the Class A Common Stock rather than receiving it as compensation.

How many insider buy transactions did APPIAN CORP (APPN) disclose for Mark Dorsey?

The filing shows two buy transactions for Mark Dorsey. Both occurred on May 13, 2026, involved APPIAN CORP Class A Common Stock, and are coded as open-market purchases, together totaling 5,227 shares acquired directly.