The European defense sector has been experiencing a significant market downturn in recent months, leading to the highly anticipated tank manufacturer KNDS announcing a postponement of its initial public offering, with plans to restart the process once market conditions improve.

In a statement released on Wednesday evening, KNDS attributed the listing delay to "current market volatility in the European defense industry." The company's shareholders decided that the IPO process would only resume when the market environment becomes more favorable.

According to informed sources who spoke to CNBC, a key reason for the postponement was the defense equipment manufacturer's inability to convince investors to support a valuation exceeding 12 billion euros (approximately $13.7 billion). Media reports had previously suggested the company could be valued as high as 25 billion euros, but market expectations have since been significantly revised downward.

KNDS confirmed last week its intention for a dual listing in Paris and Frankfurt. This offering was poised to be one of Europe's largest IPOs this year, though the company did not disclose pricing details or a specific timeline. Market expectations for a summer listing, involving the sale of a 20% stake, were widespread after the German and French governments agreed on a joint control structure for the producer of Leopard 2 tanks and Caesar howitzers earlier this month.

KNDS declined to provide further comment on the specific reasons for the IPO delay.

The postponement comes as many investors are beginning to question whether the surge in European defense spending can live up to market expectations. While numerous governments have pledged hundreds of billions of euros for rearmament and military modernization, defense stocks have retreated sharply from their highs as investors grow skeptical that the promised massive spending will quickly translate into corporate revenue growth.

This sentiment is reflected in the performance of other defense stocks. Czech defense company Czechoslovak Group (CSG) saw its shares surge 33% on its market debut in January, but those gains have since been completely erased, with the company's market value now down roughly 60% from its post-IPO peak.

German ammunition giant Rheinmetall has seen its stock plunge 32% year-to-date, while smaller defense firms Hensoldt and Renk have also posted annual losses. Larger European defense contractors like BAE Systems, Leonardo, and Thales have seen more moderate declines but have still underperformed the broader European Stoxx 600 index following substantial gains since 2021.