Tutor Perini is trading 4.43% up at $83.36 in pre-market, with no clear company-specific announcement explaining the move. - Shares closed at $79.82 on October 30. - Third-quarter results are scheduled for November 4 after market close. - The Nasdaq Composite is up 0.94% and the S&P 500 is up 0.52%. A November 2 market article described Tutor Perini as cyclical exposure beyond mega-cap tech, but did not establish that as the cause.