Here are Monday's biggest calls on Wall Street: Bernstein upgrades Freeport-McMoRan to outperform from market perform Bernstein said it sees several positive catalysts ahead for the metals and mining company in 2024. "We like Freeport-McMoran but saw it fairly valued in 2023." Bernstein downgrades Southwest to underperform from market perform Bernstein said in its downgrade of the airline that it's model is under pressure. "We are downgrading LUV to Underperform. The discount airline model is disadvantaged in the new world of airline marketing, and the company faces both secular and idiosyncratic cost pressures that will keep…
