APPIAN CORP — Director's Dealing 2021

Jul 2, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: APPIAN CORP (APPN)
CIK: 0001441683
Period of Report: 2021-07-01

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-07-01	Class A Common Stock	A	226	—	Acquired	9096	Direct
2021-07-01	Class A Common Stock	S	1055	$133.91	Disposed	95445	Indirect
2021-07-01	Class A Common Stock	S	1449	$134.88	Disposed	93996	Indirect
2021-07-01	Class A Common Stock	S	819	$135.69	Disposed	93177	Indirect
2021-07-01	Class A Common Stock	S	177	$138.26	Disposed	93000	Indirect
2021-07-01	Class A Common Stock	S	167	$133.80	Disposed	18512	Indirect
2021-07-01	Class A Common Stock	S	327	$134.65	Disposed	18185	Indirect
2021-07-01	Class A Common Stock	S	253	$135.64	Disposed	17932	Indirect
2021-07-01	Class A Common Stock	S	43	$137.46	Disposed	17889	Indirect
2021-07-01	Class A Common Stock	S	10	$138.53	Disposed	17879	Indirect
2021-07-01	Class A Common Stock	S	160	$133.84	Disposed	18519	Indirect
2021-07-01	Class A Common Stock	S	333	$134.71	Disposed	18186	Indirect
2021-07-01	Class A Common Stock	S	231	$135.52	Disposed	17955	Indirect
2021-07-01	Class A Common Stock	S	69	$137.27	Disposed	17886	Indirect
2021-07-01	Class A Common Stock	S	7	$138.43	Disposed	17879	Indirect
2021-07-01	Class A Common Stock	S	208	$133.90	Disposed	18471	Indirect
2021-07-01	Class A Common Stock	S	313	$134.77	Disposed	18158	Indirect
2021-07-01	Class A Common Stock	S	205	$135.65	Disposed	17953	Indirect
2021-07-01	Class A Common Stock	S	67	$137.32	Disposed	17886	Indirect
2021-07-01	Class A Common Stock	S	7	$138.43	Disposed	17879	Indirect

Footnotes

F1: 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.

F2: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 4, 2019, as amended on December 4, 2020.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $136.50 to $137.47, 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 footnotes (3) through (31).

F4: The reported securities are owned directly by Jack Biddle, Inc. ("JBI"). The Reporting Person is the president of JBI.

F5: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.35 to $134.29, inclusive.

F6: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.41 to $135.33, inclusive.

F7: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.45 to $136.00, inclusive.

F8: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.94 to $138.43, inclusive.

F9: The reported securities are owned directly by a family trust established for the benefit of the Reporting Person's child ("Trust I"). The Reporting Person is the trustee of Trust I.

F10: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.09 to $134.03, inclusive.

F11: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.19 to $135.08, inclusive.

F12: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.25 to $136.18, inclusive.

F13: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.43 to $137.48, inclusive.

F14: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.43 to $138.75, inclusive.

F15: The reported securities are owned directly by a family trust established for the benefit of the Reporting Person's child ("Trust II"). The Reporting Person is the trustee of Trust II.

F16: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.25 to $134.22, inclusive.

F17: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.25 to $135.22, inclusive.

F18: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.25 to $136.02, inclusive.

F19: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.25 to $134.19, inclusive.

F20: The reported securities are owned directly by a family trust established for the benefit of the Reporting Person's child ("Trust III"). The Reporting Person is the trustee of Trust III.

F21: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.25 to $135.24, inclusive.

F22: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.25 to $136.17, inclusive.

F23: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.07 to $137.44, inclusive.