Appian CORP Schedule 13D activist filings

Fivespan Partners, LP and Dylan Haggart have increased their beneficial ownership in Appian Corp to 7.9% through recent open market purchases totaling approximately $100.5 million.

Fivespan Partners, LP and Dylan Haggart have disclosed a 6.2% beneficial ownership stake in Appian Corp, citing undervaluation and plans for strategic discussions.

Abdiel Capital and its affiliates reported a reduction in their beneficial ownership of Appian Corporation Class A Common Stock to 4.9%, falling below the 5% threshold.

Abdiel Capital and its affiliates have filed an Amendment No. 53 to their Schedule 13D, reporting a beneficial ownership of 6.6% in Appian Corporation's Class A Common Stock.

Abdiel Capital and its affiliates have updated their beneficial ownership in Appian Corporation, reporting a collective 9.9% stake in Class A Common Stock.

Abdiel Capital and its affiliates, led by Colin T. Moran, reported a continued beneficial ownership of 13.2% of Appian Corporation's Class A Common Stock.

Abdiel Capital and its affiliates have filed an Amendment No. 50 to their Schedule 13D, reporting a continued beneficial ownership of 14.9% of Appian Corporation's Class A Common Stock.

Abdiel Capital and its affiliated entities continue to hold a substantial 16.3% beneficial ownership stake in Appian Corporation's Class A Common Stock, as disclosed in their latest Schedule 13D amendment.

Abdiel Capital and its affiliated entities have filed Amendment No. 48 to their Schedule 13D, disclosing continued beneficial ownership of 18.0% of Appian Corporation's Class A Common Stock as of June 6, 2025.

Abdiel Capital and its affiliates have filed an Amendment No. 47 to their Schedule 13D, confirming their beneficial ownership of 19.5% of Appian Corporation's Class A Common Stock.

Abdiel Capital and its affiliated entities, led by Colin T. Moran, have filed an Amendment No. 46 to their Schedule 13D, reaffirming their collective beneficial ownership of 21.3% of Appian Corporation's Class A Common Stock.

Abdiel Capital and its affiliated entities have filed Amendment No. 45 to their Schedule 13D, confirming a beneficial ownership of 22.7% of Appian Corporation's Class A Common Stock.