And when the market rebounded, he was out of the technology stocks.
"We will continue to take actions" to lower costs if the market does not rebound, he said.
But despite the loss - "half of my investments" - he was certain the market would rebound.
Although the market rebounded on Friday, the answer is still yes, it can get worse.
But the market rebounded a little later in the day.
In the first situation, the market rebounds quickly this year from its decline.
Stocks fell once the market opened, but rebounded to close slightly down for the day.
The market rebounded slightly in the last 30 minutes of trading to end at 15,066.34, off 451.93 points, or nearly 3 percent.
"I still have confidence that the market will rebound," he said.
But both markets eventually rebounded to finish higher on the day.