U.S. pre-market news at a glance: Tesla-SpaceX merger may face antitrust review, OpenAI close to completing new financing.

BlockBeats news, October 23: Key pre-market news for US stocks on Friday is as follows:

1. The merger of SpaceX and Tesla may face antitrust review; SpaceX is in negotiations to access 80,000 cellular sites to build a new network;

2. OpenAI is close to completing a new round of financing, seeking to raise up to $30 billion at a pre-money valuation of $1.25 trillion;

3. Calpers, the largest public pension fund in the US, is adjusting its asset allocation, reducing direct holdings in the "Magnificent Seven" tech giants while increasing private equity exposure; 4.

SK Hynix cancels the pre-IPO financing and IPO plans for its subsidiary Solidigm;

5. US spot Bitcoin ETFs saw a net outflow of $635 million yesterday, and Ethereum ETFs saw a net outflow of $110 million.