Castle Fund and Heights Capital together hold nearly 20% of shares and are optimistic about the development prospects of Nano Labs.

On July 19 (UTC+8), according to a document disclosed by the SEC, Citadel, one of the world's largest hedge funds, and private sale giant Heights Capital Management have recently built a position in the US-listed company Nano Labs Ltd (NASDAQ: NA), with a combined shareholding approaching 20% of the company's outstanding shares. The document shows that Citadel holds approximately 2.08 million Class A common shares through multiple entities, accounting for 9.5% of the outstanding shares. It is explicitly stated that Citadel's build a position this time is a financial investment and does not seek to control the company or participate in governance. This statement has also been interpreted by the market as Citadel holding an optimistic view of Nano Labs' medium to long-term development prospects, choosing to enter the market as a "strategic runner." Citadel was founded by the globally renowned financial giant Ken Griffin, managing 100s of billions of funds, possessing a strong information, research, and trading system, and is one of the most influential forces on Wall Street today.

At the same time, one of the world's largest private financial services companies, Heights Capital Management, along with its affiliated entity CVI Investments, disclosed that it holds approximately 2.11 million shares of Class A common stock of Nano Labs, accounting for 9.9% of the outstanding share capital, making it one of the company's significant shareholders. Heights Capital Management is registered in San Francisco, USA, and focuses on rapidly growing companies in the field of technological innovation.

Nano Labs is the world's first publicly listed company in the US to incorporate BNB into its strategic reserves. It currently holds mainstream digital assets including 74,315 BNB and 1,000 BTC, with a total reserve size approaching 180 million USD.