 Shares of Fastly Inc. were falling 4 in premarket trading Tuesday after RBC Capital Markets turned bearish on the cloud-computing stock. Fastly scores low on our five-factor recession framework, therefore we believe it will see a disproportionate impact in the downturn, owing to its consumption-based model, high startup exposure, lack of profitability, and the pricing sensitive nature of CDN content-delivery network, RBCs Rishi Jaluria wrote, in downgrading Fastly shares to underperform from sector perform. 