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Zscaler investor day: AI security spending to test growth targets

Zscaler investor day: AI security spending to test growth targets
Tech · 2026
Photo · Eleanor Whitfield for Daily Digest Invest
By Eleanor Whitfield Markets Editor-in-Chief Sep 28, 2026 4 min read

Cloud security company Zscaler is set to host its investor day on October 6, and Wall Street is bracing for a detailed look at the company's long-term growth and profitability strategy. The event comes as Zscaler ramps up spending on new "Security for AI" products, a move that could pressure near-term margins even as it aims to sustain strong revenue growth.

What to expect from Zscaler's investor day

Wedbush, a financial services firm, anticipates that Zscaler will lay out a multi-year framework centered on mid-to-high-teens growth in annual recurring revenue (ARR). ARR is a key metric for subscription-based software companies, representing the annualized value of recurring contracts. The company is also expected to outline a path for operating margins—a measure of profitability—to continue improving over time.

However, Wedbush cautions that management may adopt a conservative tone, similar to Zscaler's 2021 investor day. The reason: new AI-focused security offerings typically require significant upfront investment in product development and go-to-market teams. These costs can weigh on short-term profitability even as they position the company for future growth.

Zscaler's focus on "Security for AI" reflects a broader industry trend. As businesses increasingly adopt artificial intelligence tools, they need specialized security solutions to protect AI systems and the data they process. This is a growing market, but it also demands heavy R&D spending and sales efforts, which can squeeze margins in the near term.

Why this matters for investors

For everyday investors, Zscaler's investor day is more than a corporate formality. The guidance and targets management provides will likely influence the stock's direction in the coming months. If Zscaler sets conservative goals, as Wedbush expects, it could signal that the company is prioritizing long-term stability over short-term growth—a move that might disappoint some investors hoping for aggressive expansion.

On the other hand, a clear roadmap for improving operating margins could reassure investors that Zscaler's investments in AI security will eventually pay off. The company has been a major player in the cloud security space, competing with the likes of Palo Alto Networks and CrowdStrike, and its ability to balance growth with profitability is closely watched.

The broader context is also important. The tech sector has seen a surge in AI-related spending, with companies like Seligman Ventures doubling its fund to $1 billion to back AI data center infrastructure. This wave of investment underscores the demand for AI capabilities, but it also raises questions about when these investments will translate into profits.

Zscaler's situation is not unique. Many software companies are grappling with the tension between investing in AI and maintaining healthy margins. The outcome of Zscaler's investor day could offer clues about how the industry as a whole is navigating this balance.

What to watch next

Investors will be listening for specific numbers: the exact ARR growth target, the timeline for margin expansion, and any commentary on customer demand for AI security products. They will also be watching for any signs that Zscaler is facing competitive pressure or that its sales cycle is lengthening.

Wedbush's cautious outlook suggests that Zscaler may not deliver blockbuster guidance, but that doesn't necessarily mean bad news. Conservative targets can be a strategic move to under-promise and over-deliver, a tactic many companies use to manage expectations.

For those with Zscaler in their portfolio, the investor day is a chance to gauge the company's long-term health. For those considering an investment, it's an opportunity to see whether Zscaler's growth story aligns with their own risk tolerance and investment horizon.

As always, it's wise to remember that investor days are designed to present the company in the best possible light. The real test will come in the following quarters, when Zscaler reports actual results against these targets.

In the meantime, the broader market will be watching too. With AI-related stocks driving much of the recent market gains, any signals from Zscaler about the sustainability of AI-driven demand could have ripple effects across the tech sector. As DayOne's US IPO tests investor appetite for AI data centers, the market's reaction to Zscaler's plans will be another data point in the ongoing AI investment story.

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