株価は

the stock price

→ 株価
phrase Rare #44,590
the stock price は marks 株価 as the topic of the sentence.
JA: 株価は昨日より上がった。
EN: The stock price went up compared with yesterday.

株価はこれまでの最低に下がった。

The stock price fell to its lowest level ever.

今日の株価は?

What are the stock prices today?

— すずめの戸締まり (2022)

株価は一ヶ月のうちに半分に下がった。

The stock price fell by half within a month.