Iren (IREN) stock was 8% lower in Monday premarket activity after the company said it plans to offer $2 billion total principal amount of convertible senior notes due 2033 in a private offering.
Keel Infrastructure (KEEL) shares were down 7.8% after the company reported a wider Q1 loss and lower revenue.
Mosaic (MOS) stock was down 5.4% after the company posted lower Q1 adjusted earnings that also trailed analysts' forecasts.
Canadian Solar (CSIQ) shares were 4.3% lower, paring Friday's rally.