noun
bearish factor; negative market factor
Financial term for news or data that pushes stock prices down. Often contrasted with 好材料 (bullish factor).
See also: 好材料
決算発表が悪材料となり、株価が急落した。
The earnings report became a bearish factor, and the stock price plunged.
noun
negative factor; unfavorable element
General use for any disadvantageous condition or piece of information, not limited to finance.
彼の過去の失敗が選挙戦の悪材料になった。
His past failures became a negative factor in the election campaign.