UnitedHealth and Alphabet climb; Tesla and Comerica skid

Stocks that moved substantially or traded heavily Tuesday:

UnitedHealth Group Inc., up $8.23 to $238.55

The health insurer raised its annual profit forecast after a strong first quarter.

Tesla Inc., down $3.52 to $287.69

According to reports, the electric car maker again stopped production of its lower cost Model 3 sedan.

Netflix Inc., up $28.28 to $336.06

The streaming video service said it gained more than 7 million subscribers in the first quarter.

Northern Trust Corp., up $1.56 to $106.45

The wealth management firm surpassed Wall Street's expectations in the first quarter.

Celanese Corp., up $3.96 to $110.38

The chemical company raised its annual forecasts after it beat analyst estimates in the first quarter.

Comerica Inc., down $3.37 to $92.74

The bank had a strong first quarter profit but other results were disappointing to Wall Street.

Johnson & Johnson, down $1.22 to $130.54

The health care products company reported higher spending and one-time costs.

Alphabet Inc., up $33.26 to $1,079.36

Technology companies made some of the biggest gains on the market Tuesday.