You can find an Overview of IBKR's Dividend Reinvestment Program (DRIP) in the IBKR Knowledge Base.
Where can I find information on IBKR's Dividend Reinvestment Program (DRIP)?
Powered by IBot
How can I identify dividends reinvestments on my activity statement?
Can I buy bonds or mutual funds in my IRA account?
How much is the fee for using the Dividend Reinvestment Program (DRIP)?
Can I enroll in a company's Dividend Reinvestment Program (DRIP)?