Skip to content
News & Insights

A Basic Guide to Shorting Stocks

Short selling, or “shorting,” is a trading strategy that allows investors to profit from a decline in a stock’s price.

Short selling, or “shorting,” is a trading strategy that allows investors to profit from a decline in a stock’s price. While it can be a powerful tool, it also carries significant risks and requires careful timing and research.

What is Shorting?

When you short a stock, you’re essentially betting that its price will go down. Here’s how it works:

1. Borrow shares: You advise your broker that you want to short sell shares of a stock, they will borrow shares on your behalf. You can also do this on your own if you’re a self-directed investor, or you can do it through a robo-advisor.

2. Sell the shares short: You immediately sell short the borrowed shares at the current market price.

3. Buy back later: If the stock price drops, you buy the same number of shares at the lower price.

4. Return the shares: After the transaction is completed, your borrowed shares are returned to their owner on your behalf, and you pocket the difference between the sale price and the buy-back price.

Risks of Shorting

Shorting is inherently riskier than buying stocks for a few key reasons:

  • Unlimited loss potential: A stock’s price can only fall to zero resulting in a 100% gain for your short sale, but a stock price can rise indefinitely which can result in an infinite loss as long as you have margin.
  • Margin requirements: Shorting requires a margin account, and brokers may issue a margin call if the short sale goes against you.
  • Short squeezes: Short covering happens when traders buy back borrowed shares to close out short positions, potentially at a profit or loss. Short covering can lead to a short squeeze if many traders rush to close their positions, driving the stock price higher.

Shorting Requires Work

Shorting isn’t a “set it and forget it” strategy. It demands:

  • Active monitoring: Prices can move quickly due to news or earnings reports.
  • Thorough research: You need a strong understanding ofn why the stock is overvalued or poised to decline.
  • Patience and timing: Markets may take time to reflect the anticipated price decline of a stock.

Common Mistakes to Avoid When Shorting

1. Shorting without a clear understanding: Always have a well-researched reason before shorting.

2. Ignoring risk management: Use stop-losses and define acceptable losses.

3. Underestimating timing: Shorting too early can tie up capital or lead to losses.

4. Shorting popular or heavily-shorted stocks: These are prone to short squeezes.

5. Neglecting borrowing costs: Interest and dividend obligations can reduce profits.

6. Overleveraging: Using too much margin can amplify losses.

7. Failing to monitor news and catalysts: Stay informed to avoid surprises.

8. Review your risk tolerance and investment objectives.

Report a Concern 

If you have any concerns about a person or company offering an investment opportunity, please contact BCSC Contact Centre at  604-899-6854 or 1-800-373-6393, or through email at [email protected]. You can also file a complaint or submit a tip using the BCSC’s online complaint formInvestRight.org is the BC Securities Commission’s investor education website.Subscribe to receive email updates from BCSC InvestRight.

More Resources

Return on Investment Calculator

Return on Investment Calculator

The Return on Investment (ROI) Calculator will help you compare different investments and rates of return, and estimate how much time you need to meet your goals.

Read More
Investment Growth Calculator

Investment Growth Calculator

Good investing habits matter. Even modest annual contributions and lower rates of return can increase your savings. Use this calculator to see how investments grow over time.

Read More

Crypto Quiz

Test Your Crypto Asset Knowledge.

QUESTION 1/10
Cryptocurrencies and blockchain are the same thing.