Catch up on today's top five analyst downgrades with this list compiled by The Fly: 1. Arbutus Biopharma (ABUS) downgraded to Neutral from Buy at B. Riley FBR with analyst Madhu Kumar citing valuation following the stock's recent rally. 2. Gannett (GCI) downgraded to Underweight from Neutral at JPMorgan with analyst Alexia Quadrani saying she expects ongoing secular concerns in the print marketplace to bring further volatility. 3. L'Oreal (LRLCY) downgraded to Hold from Buy at Deutsche Bank with analyst Eva Quiroga stating that following the stock's outperformance, she sees "limited incremental upside at best" from current share levels. 4. Carnival (CCL) downgraded to Hold from Buy at Argus with analyst John Staszak saying the company is faced with near-term challenges such as more difficult prior-year comparisons, soft advance bookings, higher fuel costs, and adverse FX rates. 5. Preferred Bank (PFBC) downgraded to Equal Weight from Overweight at Stephens with analyst Tyler Stafford citing valuation, noting that the stock now trades in-line with its peer group. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.