Thoma Bravo agrees to buy UK-based cyber security company Darktrace for $7.75 per share, a 20% premium on its April 25 closing price, valuing the company at $5B (Will Louch/Financial Times)

Techmeme - Thoma Bravo agrees to buy UK-based cyber security company Darktrace for $7.75 per share, a 20% premium on its April 25 closing price, valuing the company at $5B (Will Louch/Financial Times)