Why Is Palo Alto (PANW) Up 10.2% Since Last Earnings Report?

Palo Alto Networks (PANW) shares have risen 10.2% in the past month, outperforming the S&P 500, with upward trending earnings estimates contributing to a Zacks Rank #3 (Hold) and expectations of in-line returns in the near term. Comparatively, Qualys (QLYS), another stock in the Zacks Security industry, gained 1% over the past month, reporting a 9.7% year-over-year revenue increase to $159.9 million and EPS of $1.67, earning a Zacks Rank #1 (Strong Buy).

Analysis

Palo Alto Networks (PANW) has demonstrated notable short-term strength, with its shares appreciating 10.2% over the past month, thereby outperforming the S&P 500. This positive momentum is supported by an upward trend in earnings estimate revisions, which often signals improving analyst sentiment regarding the company's prospects. However, this recent performance is juxtaposed with challenging fundamental metrics, as indicated by its average Growth Score of C, and notably weak Momentum and Value Scores, both graded F, culminating in an overall VGM Score of F. Consequently, PANW holds a Zacks Rank #3 (Hold), suggesting expectations for an in-line return relative to the market in the coming months. In comparison, industry peer Qualys (QLYS) experienced a more modest 1% share price increase over the same period. Qualys reported robust year-over-year revenue growth of 9.7% to $159.9 million for the quarter ended March 2025, with earnings per share (EPS) increasing to $1.67 from $1.45. Despite these strong historical results, Qualys is projected to see a 3.3% year-over-year decline in EPS to $1.47 for the current quarter, although its consensus estimate has remained stable. Qualys currently holds a more favorable Zacks Rank #1 (Strong Buy) and a VGM Score of C, indicating a potentially stronger fundamental profile compared to Palo Alto Networks, despite the near-term earnings deceleration forecast.

Key Decisions for Investors

• Investors should weigh Palo Alto Networks' recent 10.2% share price outperformance and positive earnings estimate revisions against its weak overall VGM Score of F and Zacks Rank #3 (Hold), which may temper expectations for continued significant near-term gains.
• For Qualys, while the Zacks Rank #1 (Strong Buy) and recent 9.7% revenue growth are positive, the projected 3.3% year-over-year EPS decline in the current quarter warrants careful monitoring to assess if its valuation adequately reflects this anticipated slowdown.
• Given the mixed signals, with PANW's strong recent price action contrasting with weaker fundamental scores and QLYS's stronger rating being offset by a near-term earnings dip, investors should exercise caution and consider a balanced approach to new investments in these specific security stocks, potentially awaiting further catalysts or clarity on their respective earnings trajectories.