expression, godan verb (-ru)
fall in public esteem; fall in value (stocks)
Used both literally for stock prices dropping and figuratively for a person's reputation or popularity declining.
あの政治家はスキャンダルで株が下がった。
That politician's reputation fell because of the scandal.
今日は東京市場で多くの銘柄
Today, many stocks fell on the Tokyo market.