Medical Tech Firm Heartflow Raises IPO Target to $300 Million

Heartflow Inc. increased the potential size of its initial public offering to as much as $300 million.

The company, which is an artificial intelligence software platform focused on heart disease, plans to market 16.67 million shares for $17 to $18 per share, according to a filing Wednesday with the US Securities and Exchange Commission. Heartflow previously sought to sell 12.5 million shares at $15 to $17 each.

At the top of the new range, Heartflow would have a market value of $1.46 billion based on the number of shares listed in the filing. The offering is expected to price on ...