Negative prices happen constantly? Especially if you’re trading intraday and similar faster markets. It’s partially a useful thing - large generators paying to

Negative prices happen constantly? Especially if you’re trading intraday and similar faster markets. It’s partially a useful thing - large generators paying to avoid stopping - but largely it’s because peoples rooftop solar doesn’t curtail and so produce huge surpluses that someone needs to take. We saw this over and over in several of the markets we trade in last spring.