Tuesday broker round-up
Coats: Jefferies starts at buy with 97.0p target price.
Marks&Spencer: Berenberg keeps at buy and lifts target price from 195.0p to 200.0p.
IAG: JP Morgan maintains a long-term overweight.
Aviva: Deutsche Bank keeps at buy with 500.0p target price.
PureTech Health: Liberum stays at buy with 540.0p target price.