This is what you need to know before markets open:

1. HSBC Group plc (HSBC) posted stronger-than-expected first half earnings Monday and launched an additional $2 billion share buyback program as Europe's biggest bank continues to see firmer growth in Asian markets.

2. Charter Communications Inc. (CHTR - Get Report) isn't interested in Sprint Corp.'s (S - Get Report) proposal, the company said in a statement to the Wall Street Journal Sunday.

3. Snapchat parent company's 150-day lockup period expires and up to 400 million shares are eligible flood the market, which is expected to put the stock under pressure

4. Tesla (TSLA - Get Report) held a "handover party" for its first 30 Model 3 autos on Friday

5. U.S. stock futures were rising Monday, July 31, and European shares traded higher following a record closing high for the Dow Jones Industrial Average to end last week and ahead of a busy week for earnings reports, including a report from tech giant Apple Inc. (APPL)

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