Jan 11 (Reuters) - Wall Street's main indexes opened lower on Monday, slipping from record levels as investors locked in gains after a stellar vaccine and stimulus-fueled rally, while Twitter shares slumped following the permanent suspension of President Donald Trump's account.

The Dow Jones Industrial Average fell 82.6 points, or 0.27%, at the open to 31015.37. The S&P 500 fell 21.5 points, or 0.56%, at the open to 3803.14, while the Nasdaq Composite dropped 153.2 points, or 1.16%, to 13048.776 at the opening bell. (Reporting by Devik Jain in Bengaluru; Editing by Arun Koyyur)