Benzinga's Top Upgrades, Downgrades For July 6, 2018 - Arbutus Biopharma (NASDAQ:ABUS), Biogen (NASDAQ:BIIB)

SunTrust Robinson Humphrey upgraded ManTech International Corporation MANT from Hold to Buy. Mantech shares fell 0.02 percent to close at $55.14 on Thursday.
DZ Bank upgraded Starbucks Corporation SBUX from Sell to Hold. Starbucks shares rose 0.12 percent to $48.67 in pre-market trading.
Analysts at Goldman Sachs upgraded VEON Ltd. VEON from Neutral to Buy. VEON shares rose 0.33 percent to $3.04 in pre-market trading.
Citigroup upgraded Biogen Inc. BIIB from Neutral to Buy. Biogen shares rose 14.64 percent to $342.56 in pre-market trading.

JP Morgan downgraded Gannett Co., Inc. GCI from Neutral to Underweight. Gannett shares fell 28.04 percent to $7.80 in pre-market trading.
Argus downgraded Carnival Corporation CCL from Buy to Hold. Carnival shares fell 0.21 percent to $56.79 in pre-market trading.
JP Morgan downgraded LSC Communications, Inc. LKSD from Neutral to Underweight. LSC Communications shares rose 1.18 percent to close at $16.24 on Thursday.
B. Riley FBR downgraded Arbutus Biopharma Corporation ABUS from Buy to Neutral. Arbutus Biopharma shares fell 3.85 percent to $8.75 in pre-market trading.

Analysts at Macquarie initiated coverage on ArcelorMittal MT with an Outperform rating. ArcelorMittal shares closed at $29.71 on Thursday.
B. Riley FBR, Inc. initiated coverage on TETRA Technologies, Inc. TTI with a Buy rating. TETRA Technologies shares closed at $4.53 on Thursday.