To buy stock, you must use a brokerage that supports Over-the-Counter (OTC) trading, as it is not listed on major exchanges like the NYSE or NASDAQ. How to Buy ERBB Stock Open a Brokerage Account
Because ERBB is a "penny stock" (trading at ~$0.0002–$0.0003), it often has low liquidity and wide . how to buy erbb stock
Popular options include Fidelity, Charles Schwab, or Interactive Brokers . To buy stock, you must use a brokerage