'We should have stopped earlier': Northvolt co-founder Peter Carlsson on his three big lessons from the collapse

In his first public appearance since Northvolt filed for bankruptcy in March, co-founder and former CEO Peter Carlsson broke his silence at Norrsken Impact Week in Barcelona on Wednesday.

He took aim at the decisions that led to the Swedish battery maker’s collapse, sharing his biggest lessons on what went wrong.

"It was a timing mistake and it cost us dearly," he said.