When oil prices plunged below zero, these CEOs bought up stocks in their own companies

CALGARY – As investors search for the “Holy Grail” of management teams buying their own stock by the barrel, many have questions for oil chief executives that didn’t go on a buying spree when crude prices crashed in 2020. Last year, stock valuations in the Canadian oil and gas industry fell to either multi-decade lows, or all-time lows as the first wave of the COVID-19 pandemic and an oil-price war between Russia and...