The deep freeze in the tech IPO market may finally be melting — thanks to Michael Dell.SecureWorks, Dell’s cybersecurity business, filed plans this week to raise as much as $157.5 million in an IPO. The deal could value the Atlanta-based company that has 4,200 clients at nearly $1.5 billion.It would represent the first tech IPO of 2016. Exactly zero tech companies went public in the first quarter of this year, ...
