1. Home
  2. Glossary
  3. Buy to Close (BTC)

Trading

Buy to Close (BTC)

Buy back a short option to close

Updated Glossary

ApexVol Terminal

Options analytics, live.

Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.

Start 7-day free trial Open the Terminal

Free on AAPL, no account. Trial: no charge if you cancel before it ends.

On this page
  1. Complete definition
  2. Keep reading

What is Buy to Close (BTC)?

Buy to Close (BTC) Closing an existing short option position by buying it back. Used to exit sold options before expiration, take profits, or cut losses.

Complete definition

Closing an existing short option position by buying it back. Used to exit sold options before expiration, take profits, or cut losses.

ApexVol Terminal

Options analytics, live.

Chains, IV rank, expected move and dealer positioning for 5,500+ US stocks and ETFs.

  • Live chains and Greeks
  • IV rank and percentile
  • Expected move and GEX
  • Screener and strategy P&L
Start 7-day free trial Open the Terminal

Free on AAPL, no account. Trial: no charge if you cancel before it ends.

Try this with real market data. 5,500+ stocks, live options chains, IV analytics and P&L. 7-day free trial.

Know the term.
Now see it priced.

Every definition here is something the Terminal shows you live on a real chain — the Greeks, the surface, the flow. Run it on AAPL without an account.

Real market data, not a sandbox. See it live on AAPL.