What Happened?

On September 24, 2025, DreamCastle Construction, the largest shareholder of Nanosillicon Advanced Materials, sold a 3.8% stake (1,037,429 shares) to Silicon Co. in an off-market transaction. This reduced DreamCastle’s stake from 17.59% to 13.79%.

Why the Sale?

The official reason given is the ‘termination of a shareholding agreement.’ However, considering Nanosillicon’s challenging financial situation, including declining sales and widening operating losses, there could be more to the story. A major shareholder selling their stake can signal uncertainty about the company’s future and raise concerns among investors.

What’s Next?

  • Short-term Impact: The sale could create market anxiety, putting downward pressure on the stock price. Conversely, if the sale was purely for profit-taking, the impact might be limited, potentially even increasing trading volume and liquidity.
  • Long-term Impact: Silicon Co.’s investment objectives and level of involvement in management will significantly influence Nanosillicon’s fundamentals and management stability.

What Should Investors Do?

  • Short-term Investors: Given the current uncertainty, holding or selling is recommended.
  • Long-term Investors: Careful observation of Silicon Co.’s investment strategy and Nanosillicon’s fundamental improvements is advised before making any investment decisions.