Nano Nuclear Energy Inc. (NNE) Institutional Ownership

Ownership Summary

Nano Nuclear Energy Inc. (NASDAQ:NNE) is held by 199 institutional investors per 13F filings through December 2025.

• Collectively, these holders controlled 52.0% of Nano Nuclear Energy's outstanding shares in December 2025, up from 45.7% in September 2025.
• Their total shares held in NNE increased 65.68% from the prior quarter, while the number of investors in Nano Nuclear Energy increased 76.11% year over year.
• Of these 199 funds, 139 grew their exposure to Nano Nuclear Energy, 33 cut back, and 27 maintained positions.
• Institutional investors collectively held 25.9Mn shares in Nano Nuclear Energy as of December 2025, up by 10.27Mn shares quarter on quarter, and up 17.88Mn shares year over year.
• VAN ECK ASSOCIATES CORP is the top holder of Nano Nuclear Energy as of December 31, 2025, with 3.01Mn shares representing 6.04% of outstanding stock.
• The most significant purchases of NNE for the quarter ending December 2025 came from VANGUARD CAPITAL MANAGEMENT LLC (1.65Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (1.07Mn), TWO SIGMA INVESTMENTS, LP (288.81K), VANGUARD PORTFOLIO MANAGEMENT LLC (283.4K), VANGUARD FIDUCIARY TRUST CO (258.73K).
• The biggest sellers of Nano Nuclear Energy for the quarter ending December 2025 included CITADEL ADVISORS LLC (1.19Mn), Bank Of America Corp /De/ (826.6K), Weiss Asset Management LP (539.26K), UBS Group AG (488.02K), VAN ECK ASSOCIATES CORP (231.52K).
• Business Quant data shows the 10 biggest positions in Nano Nuclear Energy as of December 2025 are held by VAN ECK ASSOCIATES CORP (3.01Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (3.01Mn), BlackRock, Inc. (2.92Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.65Mn), Weiss Asset Management LP (1.05Mn), Regal Partners Ltd (978.2K), GEODE CAPITAL MANAGEMENT, LLC (932.58K), State Street Corp (876.67K), Point72 Asset Management, L.P. (711.0K), UBS Group AG (670.03K).