Group 1 - Palo Alto Networks reported a 16% increase in revenue for the fiscal fourth quarter, reaching approximately $2.54 billion, compared to about $2.2 billion in the previous year [1][5] - Net income decreased to about $254 million, or 36 cents per share, down from approximately $358 million, or 51 cents per share, in the same period last year [1] - The company provided optimistic guidance for the fiscal first quarter, projecting earnings per share between 88 cents and 90 cents, exceeding the StreetAccount estimate of 85 cents [2] Group 2 - For the full fiscal year, Palo Alto expects revenue to range from $10.48 billion to $10.53 billion, with adjusted earnings between $3.75 and $3.85 per share, both surpassing Wall Street projections [2] - Remaining purchase obligations, which indicate backlog, are anticipated to be between $15.4 billion and $15.5 billion, exceeding the estimate of $15.07 billion [3] - The company announced plans to acquire CyberArk for $25 billion, marking its largest deal since inception and reflecting an aggressive acquisition strategy under CEO Nikesh Arora [3] Group 3 - Following the announcement of the acquisition, shares experienced a sharp sell-off, resulting in a 3% decline year-to-date as of the latest close [4] - Lee Klarich will succeed Nir Zuk as CTO and will also join the board, as Zuk retires from his role [4]