11:37 AM EDT, 08/23/2024 (MT Newswires) -- Pulmonx ( LUNG ) shares advanced 12% in recent Friday trading after Chief Executive Steven Williamson disclosed his purchases of common stock.

Williamson bought a total of 14,245 shares at a weighted average price of $6.84 apiece on Tuesday, according to a filing with the Securities and Exchange Commission on Thursday.

The shares were bought in multiple transactions at per-share prices ranging from $6.74 to $6.87, increasing Williamson's ownership to 219,531 shares, according to the filing.

Price: 7.71, Change: +0.84, Percent Change: +12.15