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Fame Burst

Segra Capital Management 13F annual report

Author

Ava Arnold

Updated on March 21, 2026

Segra Capital Management is an investment fund managing more than $172 billion ran by Mike Fabiano. There are currently 5 companies in Mr. Fabiano’s portfolio. The largest investments include NexGen Ltd and Cameco, together worth $97.7 billion.

$172 billion Assets Under Management (AUM)

As of 7th August 2023, Segra Capital Management’s top holding is 11,429,008 shares of NexGen Ltd currently worth over $53.8 billion and making up 31.4% of the portfolio value.Relative to the number of outstanding shares of NexGen Ltd, Segra Capital Management owns more than approximately 0.1% of the company.In addition, the fund holds 1,400,000 shares of Cameco worth $43.9 billion, whose value grew 19.3% in the past six months. The third-largest holding is Denison Mines Corp worth $37 billion and the next is Uranium Corp worth $28.9 billion, with 8,512,035 shares owned.

Currently, Segra Capital Management's portfolio is worth at least $172 billion. The total portfolio value may be much higher due to cash assets that are not publicly disclosed such as fixed income, real estate, or cash equivalents.

Careers at Segra Capital Management

The Segra Capital Management office and employees reside in West Palm Beach, Florida. According to the last 13-F report filed with the SEC, Mike Fabiano serves as the COO/CFO/CCO at Segra Capital Management.