SoftBank doubles investment in Swedish solar cell maker Exeger to $20m

SoftBank doubles investment in Swedish solar cell maker Exeger to $20m

Exeger founder and CEO Giovanni Fili with solar cell for wireless headphone headband.

Japan’s SoftBank Group Corp has invested an additional $10 million in Stockholm-based solar cell manufacturer Exeger Operations AB, bringing the Japanese investor’s total investment in the Swedish firm to $20 million.