Stocks slide, Powell speech in focus, Tesla slumps, Netflix soars, AT&T beats - Five Things To Know

^{Five things you need to know before the market opens on Thursday October 19:}

1. -- Stock Market Today: Treasury bond rout extends Wall Street slump; Powell speech in focus

Stocks are struggling to fight through the most aggressive Treasury market sell-off in more than a year Thursday as 10-year note yields test the 5% mark for the first time since 2007.

2. -- Powell speech, set amid surging Treasury yields, may clarify 'higher for longer' rate message

Federal Reserve Chairman Jerome Powell will make his final public remarks before next month's rate decision amid the biggest Treasury market sell-off in more than a year.

3. -- Tesla slumps as Musk warns on growth, Cybertruck potential after Q3 earnings miss

An unusually cautious Musk warned of "stormy" economic conditions and challenges to the ramp of Cybertruck production following a muted third quarter earnings report.

4. -- Netflix surges as price hikes, subscriber growth add to stream earnings optimism

Markets see Netflix's decision to unveil new price hikes, even amid the ongoing actors' strike, as a sigh on confidence in its password sharing crackdown.

5. -- AT&T jumps after Q3 earnings beat, cash-flow boost from iPhone promotion efforts

AT&T lifted its full-year cash flow forecast, a key profit indicator, following solid gains for its wireless network backed by high-end iPhone promotions.