Exhibit 99.1 P R E S S R E L E A S E Splunk Announces Fiscal Fourth Quarter and Full Year 2024 Financial Results Increased Annual Recurring Revenue 15% to $4.2 Billion Achieved Q4 GAAP Net Income of $427 Million Generated over $1 Billion in Annual Operating Cash Flow and Adjusted Free Cash Flow SAN FRANCISCO – February 27, 2024 – Splunk Inc. (NASDAQ: SPLK), the cybersecurity and observability leader, today announced results for its fiscal fourth quarter and full year ended January 31, 2024, as compared to t ...