John Menzies PLC (MNZS.L)
* Fy pretax profit 25.7 million stg versus 42.1 million stg year ago
** John Menzies plummet 20.9 pct to feature as second-largest pct loser on LSE after warns FY aviation unit profit will be "materially" below consensus.
* Shares fall 19 pct to lowest in more than 3 yrs (Adds analyst comment, details, share price)
* Menzies Distribution continues to deliver results in line with our expectations
Nov 5 - Scottish firm John Menzies Plc said full-year outturn from its aviation unit would be "materially" below expectations, and the division's managing director, Craig Smyth, would leave immediately.