Shares of Momentus Inc. (NASDAQ:MNTS) rose more than 100% on Tuesday, May 26, making it one of the top percentage gainers on the Nasdaq. The micro-cap space transportation company has now surged over 234% in May alone.

So what is driving the MNTS stock move? Here are five key catalysts.

1. SpaceX IPO Filing Ignites the Space Sector

Space Exploration Technologies Corp. (SpaceX) submitted an IPO filing last week. As a result, buying swept across space-related equities. Momentus has direct operational ties to SpaceX. Specifically, it launches its spacecraft aboard SpaceX’s Falcon 9 Transporter missions. Traders are now betting on a sector-wide rerating as the world’s most valuable private company prepares to go public.

2. Insider Buy From Board Director and Former Astronaut

A Form 4 filing late Tuesday revealed a notable insider purchase. Chris Hadfield — former ISS commander, the first Canadian to walk in space, and a Momentus board director — bought 2,000 shares at $7.19 per share through his firm, Chris Hadfield Inc. His total holdings now stand at 3,500 shares. The purchase drew significant retail attention, particularly because it occurred during the same week as the SpaceX IPO filing.

3. Strong Guidance

Momentus reported Q1 2026 service revenue of $3.2 million, up from $0.3 million in Q1 2025 — roughly a 10x increase. Approximately 50% of the growth was driven by the Vigoride 7 mission aboard SpaceX’s Transporter-16, which carried payloads for 10 commercial customers. The remainder came from expanded work with NASA and ongoing contract activity under DARPA’s NOM4D and BRIDGES programs. According to the company’s May 2026 shareholder letter, management is guiding for approximately $10 million in full-year 2026 revenue, compared to $1.1 million in 2025.

4. Government Contract Pipeline Expanding

In addition to commercial customers, Momentus has active or pending relationships with National Aeronautics and Space Administration (NASA), Defense Advanced Research Projects Agency (DARPA), the U.S. Air Force Research Laboratory (AFRL), and the U.S. Space Force Space Development Agency (SDA). The company also has potential access to Missile Defense Agency (MDA) contracts through the SHIELD Golden Dome framework — a growing area of U.S. defense spending.

5. Strengthened Balance Sheet Reduces Dilution Risk

Cash on hand increased to $26.2 million as of April 23, up from $12.8 million at year-end 2025. The improvement was supported in part by a $5 million private placement completed during the quarter, which provided additional capital to fund operations. As a result, management says the company has at least a 12-month operational runway — reducing near-term dilution risk, a key concern for micro-cap investors.

Technical Picture and Key Risks

MNTS is currently trading sharply above its 20-day and 50-day moving averages. Key resistance sits near $14.34, while the 200-day SMA around $12.49 acts as near-term support. However, RSI has entered overbought territory, signaling elevated volatility risk in both directions.

Despite the catalysts, Momentus remains deeply unprofitable. The company posted a net loss of approximately $9.5 million against $3.2 million in Q1 revenue. Moreover, the stock’s low float amplifies both upside moves and potential reversals.

This article is for informational purposes only. It does not constitute financial advice. Always conduct your own due diligence before making investment decisions.

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