Friday broker round-up

ARM Holdings: Bernstein downgrades to underperform.

GlaxoSmithKline: Liberum ups view to hold from sell. HSBC initiates coverage at buy with 1,700p target.

AztraZeneca: HSBC initiates coverage at hold with 4,640p target.

Qinetiq: UBS downgrades to sell from neutral.

Meggitt: UBS raises view to neutral from sell.

Petrofac: Deutsche Bank downgrades to sell from hold.

Kingfisher: Davy initiates coverage at underperform.