Lockheed Martin Shares Surge as Quadrature Capital Boosts Stake

Institutional investor increased holdings in aerospace giant by over 235% in Q3

Mar. 13, 2026 at 10:52am

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Quadrature Capital Ltd, an institutional investor, significantly increased its stake in Lockheed Martin Corporation (NYSE: LMT) during the third quarter, according to a recent SEC filing. The firm boosted its holdings in the aerospace and defense company by 235.2%, now owning 52,907 shares worth over $26 million.

Why it matters

Lockheed Martin is one of the world's largest defense contractors, with a diverse portfolio spanning military aircraft, missile systems, space technologies, and more. Institutional investors closely watch the company's performance, and a major increase in holdings by a firm like Quadrature Capital could signal confidence in Lockheed's future prospects.

The details

According to the SEC filing, Quadrature Capital added 37,123 shares of Lockheed Martin to its portfolio during Q3 2025, bringing its total holdings to 52,907 shares. This represents a 235.2% increase in the firm's stake in the aerospace giant. Lockheed Martin's stock has seen strong performance lately, with shares rising over 25% in the past year as the company continues to secure major defense contracts.

  • Quadrature Capital filed its Q3 2025 holdings with the SEC on March 13, 2026.
  • Lockheed Martin's stock price closed at $653.01 on Friday, March 13, 2026.

The players

Quadrature Capital Ltd

A global investment management firm that focuses on quantitative trading strategies.

Lockheed Martin Corporation

A major American aerospace, arms, defense, information security, and technology corporation that produces advanced technology systems and products for both government and commercial customers worldwide.

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What they’re saying

“We must continue to closely monitor Lockheed Martin's performance and strategic direction as a key player in the global defense industry.”

— Analyst

The takeaway

Lockheed Martin's ability to attract significant investment from major institutional players like Quadrature Capital underscores the company's strength and stability in the highly competitive aerospace and defense sector.