One white-hot segment at the intersection of the tech and cryptocurrency sectors did very well for investors as the trading week kicked off.

Crypto miners, which as a group have pushed harder into the lucrative field of data center operations, saw their stocks rise sharply on Monday.

This rally, which helped lift Mara Holdings (MARA +9.17%) by more than 9%, was driven by two fresh multi-billion-dollar deals announced by segment players that day.

Mining a different strategy The first of those two announcements was trumpeted by Iren, once upon a time a company known almost exclusively as a Bitcoin miner.

Iren revealed, no doubt with immense satisfaction, that it had signed a set of multi-year contracts with top artificial intelligence (AI) developers, under which it'll provide compute capacity to those clients.

With that strong tailwind at its back, Iren raised its....