Company: APPN
Filing Date: 2025-04-23
Form Type: DEF 14A
Source: 0001441683-25-000031
Chunk: 46

Company: APPIAN CORP
Filing Date: 2025-04-23
Form: DEF 14A
Chunk 46
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ing date.

(13) The RSUs were granted on May 4, 2021 and vest on May 5, 2025, subject to the NEO’s continued service through the vesting date.

(14) The RSUs were granted on May 5, 2020 and vest on May 5, 2025, subject to the NEO’s continued service through the vesting date.

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#### OPTION EXERCISES AND STOCK VESTED IN 2024
The following table presents, for each of the Named Executive Officers, on an aggregate basis, the number of shares of our common stock acquired upon the exercise of stock options and the vesting and settlement of RSUs during the fiscal year ended December 31, 2024, as well as the aggregate value realized on the exercise of stock options and the vesting and settlement of RSUs.

|                       |     | Option Awards                         |           |     |                            |            |     | Stock Awards (RSUs)                  |        |     |                              |         |
| Name                  |     | Number of Shares Acquired on Exercise 
 (#)                                   |           |     | Value Realized on Exercise 
 ($)                        |            |     | Number of Shares Acquired on Vesting 
 (#)                                  |        |     | Value Realized on Vesting(1) 
 ($)                          |         |
| Matthew Calkins       |     |                                       | 1,444,183 |     |                            | 33,866,092 |     |                                      |      — |     |                              |       — |
| Mark Lynch            |     |                                       |         — |     |                            |          — |     |                                      |  5,914 |     |                              | 221,331 |
| Mark Matheos          |     |                                       |         — |     |                            |          — |     |                                      | 14,747 |     |                              | 479,175 |
| Christopher Winters   |     |                                       |         — |     |                            |          — |     |                                      |  8,052 |     |                              | 311,371 |
| Pavel Zamudio-Ramirez |     |                                       |         — |     |                            |          — |     |                                      |  5,921 |     |                              | 196,271 |

(1) The aggregate value realized upon the vesting of an RSU represents the aggregate market price of the shares of