BUZZ-De La Rue: worst day since September as profit falls
** Bank note printer's shares drop c.9 pct, on course for their biggest one-day drop since September & down at 4-mth lows after reporting a 22 pct fall in FY underlying oper profit
** De La Rue (Other OTC: DELRF - news) also said its profitability is being further pressured by euro weakness against sterling
** Investec (LSE: INVP.L - news) downgrades rating on stock to "Hold" from "Add", cuts target price to 540p from 560p citing cautious outlook
** Stock 2nd-top FTSE 250 decliner & biggest faller on FTSE 350 Support Services Index with c.1.5x its 90-day daily avg volume having gone through in the first hour of trade (RM (LSE: RM.L - news) :venkateshasoumithri.mamidipudi.thomsonreuters.com@reuters.n et)