APPIAN CORP — Director's Dealing 2019

May 20, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: APPIAN CORP (APPN)
CIK: 0001441683
Period of Report: 2019-05-16

Reporting Person: Biddle Albert G.W. III (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-05-16	Class A Common Stock	S	9128	$36	Disposed	297686	Indirect
2019-05-16	Class A Common Stock	S	3294	$36	Disposed	36185	Indirect
2019-05-16	Class A Common Stock	S	3293	$36	Disposed	36186	Indirect
2019-05-16	Class A Common Stock	S	3291	$35.87	Disposed	36188	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	6088	Direct

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.50 to 36.32, inclusive. The Reporting Person undertakes to provide to Appian Corporation, any security holder of Appian Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1).

F2: The reported securities are owned directly by Jack Biddle, Inc. ("JBI"). The Reporting Person is the president of JBI.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.50 to $36.37, inclusive. The Reporting Person undertakes to provide to Appian Corporation, any security holder of Appian Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (3).

F4: The reported securities are owned directly by Southgate Partner I ("SPI"), a family trust established for the benefit of the Reporting Person's child. The Reporting Person is the trustee of SPI.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.50 to $36.37, inclusive. The Reporting Person undertakes to provide to Appian Corporation, any security holder of Appian Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (5).

F6: The reported securities are owned directly by Southgate Partner II ("SPII"), a family trust established for the benefit of the Reporting Person's child. The Reporting Person is the trustee of SPII.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.50 to $36.37, inclusive. The Reporting Person undertakes to provide to Appian Corporation, any security holder of Appian Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (7).

F8: The reported securities are owned directly by Southgate Partner III ("SPIII"), a family trust established for the benefit of the Reporting Person's child. The Reporting Person is the trustee of SPIII.