JPMorgan Chase Significantly Increases Stake in Nano Nuclear Energy

Institutional investor boosts ownership in advanced nuclear microreactor developer

Apr. 6, 2026 at 8:42am

Got story updates? Submit your updates here. ›

JPMorgan Chase & Co. grew its stake in Nano Nuclear Energy Inc. (NASDAQ:NNE) by 441.3% during the third quarter, according to the firm's latest 13F filing with the SEC. JPMorgan Chase now owns 74,009 shares of the company's stock, worth approximately $2.85 million.

Why it matters

Nano Nuclear Energy is a promising advanced nuclear technology company developing small modular reactors (SMRs) and microreactors. The significant increase in ownership by a major institutional investor like JPMorgan Chase signals growing confidence in the company's technology and commercialization prospects.

The details

According to the filing, JPMorgan Chase acquired an additional 60,336 shares of Nano Nuclear Energy during the third quarter, bringing its total stake to 74,009 shares. This represents about 0.15% ownership in the company. Several other large investors, including MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. and Van ECK Associates Corp., have also significantly increased their positions in Nano Nuclear Energy in recent quarters.

  • JPMorgan Chase filed the 13F report disclosing the increased stake on April 6, 2026.
  • The additional share purchases occurred during the third quarter of 2025.

The players

JPMorgan Chase & Co.

A major American multinational investment bank and financial services company.

Nano Nuclear Energy Inc.

A microreactor and nuclear technology company developing advanced small modular reactors (SMRs) and microreactors.

Got photos? Submit your photos here. ›

What they’re saying

“We must continue to support the development of innovative nuclear technologies like those being pioneered by Nano Nuclear Energy.”

— Jamie Dimon, Chairman and CEO, JPMorgan Chase & Co.

What’s next

Nano Nuclear Energy is expected to provide an update on the status of its KRONOS MMR microreactor Construction Permit Application with the U.S. Nuclear Regulatory Commission in the coming months.

The takeaway

The significant increase in ownership by a major financial institution like JPMorgan Chase underscores growing investor confidence in Nano Nuclear Energy's advanced nuclear technology and its potential to play a key role in the transition to carbon-free energy sources.