English abbreviation for stock

The English for stock is: share or stock certificate.

Explain in detail:

Share (noun plural of share); Participation, acquisition, etc. A (share or contribute); Market share;

In the stock market, the company's stock immediately fell by 300 lira.

The company's share price in the stock market immediately fell by 300 lira.

securities

Stocks and securities;

[Example] The article first analyzes the influence of securities investment funds on the domestic capital market.

Firstly, this paper analyzes the influence of securities investment funds on domestic capital market.