SG Americas Securities Boosts Marqeta Stake by Over 600%

The institutional investor now owns 1.1 million shares of the fintech company.

Apr. 2, 2026 at 9:03am

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SG Americas Securities LLC significantly increased its stake in Marqeta, Inc. (NASDAQ:MQ) during the fourth quarter, according to a recent SEC filing. The institutional investor acquired an additional 940,022 shares, boosting its total Marqeta holdings by 603.5% to 1,095,787 shares, or 0.25% of the company's outstanding stock.

Why it matters

Marqeta is a leading financial technology company that provides modern card issuing and payment processing platforms. The significant increase in SG Americas Securities' position suggests the firm sees strong potential in Marqeta's business and future growth prospects.

The details

According to the 13F filing, SG Americas Securities purchased the additional Marqeta shares during the fourth quarter of 2025, bringing its total stake in the company to $5.2 million. The move represents a major vote of confidence from the institutional investor in Marqeta's long-term outlook.

  • SG Americas Securities acquired the additional Marqeta shares during the fourth quarter of 2025.
  • The 13F filing disclosing the increased stake was submitted on April 2, 2026.

The players

SG Americas Securities LLC

An institutional investor that significantly increased its stake in Marqeta, Inc. during the fourth quarter of 2025.

Marqeta, Inc.

A financial technology company that provides modern card issuing and payment processing platforms.

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What’s next

Investors will be closely watching Marqeta's upcoming earnings report and any further updates on institutional ownership changes.

The takeaway

The substantial increase in SG Americas Securities' Marqeta stake suggests the firm sees significant upside in the fintech company's business model and future performance, underscoring the growing investor interest in the digital payments space.