A space technology company’s directors and executives should be held accountable for how they handled events preceding a more than 86% decrease in stock value in less than three months, a shareholder argues.

In a securities case filed Sept. 18 in the U.S. District Court for the District of Delaware, shareholder Matthew Golub alleges Maxar Technologies Inc. and 13 individual defendants’ failure to promptly inform the public of hugely inflated accounts and a major deal falling through in 2018 qualifies as a securities law violation.