What time does NASDAQ offer after-hours trading?

Nasdaq provides market information on after hours trading daily from 4:15 p.m. ET to 3:30 p.m. ET on the following day. Alphabet Inc. Class C Capital Stock (GOOG) After-Hours Stock Quotes - Nasdaq offers after-hours quotes and extended trading activity data for US and global markets.

How do I buy alphabet stock?

In the case of Alphabet, you have two choices, since the company has multiple public stock classes – GOOG and GOOGL – the latter of which has voting rights. (This structure in itself is a hidden risk for many tech companies, especially new IPOs.) Most brokers have a “trade ticket” at the bottom of each page, so you can enter your order.

How did alphabet's stock perform before its earnings?

Alphabet's shares rose by nearly 2% in the regular trading session before it posted earnings, closing at $104.93. Before its share-price slump in the after-hours session, Alphabet's stock had fallen by nearly 28% thus far this year, slightly better than the 29% drop in the Nasdaq composite index over the same period.