Air Products: Vertical Research Partners downgrades to hold from buy. PT up 7% to $328.

Albemarle: Vertical Research Partners upgrades to buy from hold. PT up 28% to $275.

Armstrong World: Loop Capital Markets downgrades to hold from buy. PT up  6.5% to $75.

Close Brothers: Investec downgrades to sell from hold. PT down 9.3% to 1,020 pence.

HSBC: Jefferies upgrades from hold to buy targeting GBp 770.

Illumina: Scotiabank initiated coverage with a recommendation of sector perform. PT up 6.6% to $216.

Olin: Barclays upgrades to overweight from equal-weight. PT up 22% to $65.

Wolverine World Wide: Piper Sandler downgrades to neutral from overweight. PT up 12% to $13.

Zimmer Biomet: Raymond James upgrades to outperform from market perform. PT up 12% to $144.