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

Reporting relationship: Chief Revenue Officer
Issuer ticker: APPN
Reported as of: 05 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 09 Mar 2026, 16:38:57 UTC
Prior SEC filing: 06 Nov 2025
Next SEC filing: 13 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Angela Patterson, Attorney-in-Fact

Key filing fact

Mark Dorsey filed Form 4 for APPIAN CORP (APPN) on 09 Mar 2026.

Key facts

This page summarizes Mark Dorsey's Form 4 filing for APPIAN CORP (APPN).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 09 Mar 2026, 16:38.

Change

Previous filing in this sequence was filed on 06 Nov 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002042934 Primary reporting owner

Dorsey Mark

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

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

APPN transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +3,750
Change %: +61%
Price: $0.000000^*
Shares after: 9,921
Date: 05 Mar 2026
Ownership: Direct
Footnotes: F1

APPN transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -1,155
Change %: -12%
Price: $26.99^*
Shares after: 8,766
Date: 05 Mar 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

APPN transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -3,750
Change %: -25%
Price: $0.000000^*
Shares after: 11,250
Date: 05 Mar 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,750
Exercise price
Footnotes: F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

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

Footnote 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).

Footnote 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.