Nano Nuclear Energy Inc. (NNE) Institutional Ownership

Ownership Summary

Nano Nuclear Energy Inc. (NASDAQ:NNE) has 199 institutional investors that have filed 13F reports for the period ending December 2025.

• Their combined ownership stood at 52.0% of outstanding shares in December 2025, up from 45.7% in September 2025.
• They increased total shares held in Nano Nuclear Energy by 65.68% from the prior quarter, while the number of investors in NNE increased 76.11% year over year.
• Activity in NNE broke down as 139 buyers, 33 sellers, and 27 unchanged among 199 total holders.
• The aggregate institutional position in Nano Nuclear Energy amounted to 25.9Mn shares as of December 2025, up by 10.27Mn shares quarter on quarter, and up 17.88Mn shares year over year.
• As of December 31, 2025, the biggest holder of Nano Nuclear Energy is VAN ECK ASSOCIATES CORP at 3.24Mn shares, representing 6.51% of shares outstanding.
• Leading buyers of Nano Nuclear Energy shares for the quarter ending December 2025 were Weiss Asset Management LP (1.59Mn), Ghisallo Capital Management LLC (1.59Mn), Regal Partners Ltd (980.2K), CITADEL ADVISORS LLC (841.06K), Point72 Asset Management, L.P. (711.0K).
• The biggest sellers of Nano Nuclear Energy for the quarter ending December 2025 included D. E. Shaw & Co., Inc. (251.7K), BNP PARIBAS FINANCIAL MARKETS (107.83K), Virtu Financial LLC (83.86K), Jpmorgan Chase & Co (67.52K), Rockefeller Capital Management L.P. (30.81K).
• Nano Nuclear Energy's 10 largest shareholders as of December 2025 include VAN ECK ASSOCIATES CORP (3.24Mn), BlackRock, Inc. (2.94Mn), VANGUARD GROUP INC (2.26Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (1.94Mn), Weiss Asset Management LP (1.59Mn), Ghisallo Capital Management LLC (1.59Mn), CITADEL ADVISORS LLC (1.2Mn), UBS Group AG (1.16Mn), Regal Partners Ltd (980.2K), GEODE CAPITAL MANAGEMENT, LLC (907.53K) per Business Quant data.