** Fintech co Block's shares XYZ.N gain 2.7% premarket to $63.41

** Evercore upgrades from "in line" to "outperform", PT from $58 to $75

** Brokerage less worried about Cash App lending being too aggressive, understands co's risk/losses model

** Notes low-end consumer spending trends benefit Cash App, expects co to benefit from Square's new products

** Sales strategy expansion under Sales Lead and Afterpay co-founder Nick Molnar viewed as growth driver

** Jefferies raises PT from $70 to $75, rates it "buy"

** Avg rating by 45 analysts is "buy;" median PT $70 — as per data compiled by LSEG

** As of last close, XYZ down 27.3% YTD

(Reporting by Twesha Dikshit)

((Twesha.Dikshit@thomsonreuters.com))