LONDON, April 22 (Reuters) – The following FTSE 100 companies will

go ex-dividend on Wednesday, after which investors will no longer qualify for

the latest dividend payout.

According to Reuters calculations at current market prices, the effect of

the resulting adjustment to prices by market-makers would take 8.69 points off

the index.

COMPANY (RIC) DIVIDEND STOCK OPTION MAX MIN

(pence) IMPACT IMPACT

AGGREKO (LSE: AGK.L – news) 17.19 0.172 0.172

ANTOFAGASTA (Other OTC: ANFGF – news) 86.10 US cents 0.720 0.720

BG 9.51 1.284 1.284

CENTRICA (LSE: CNA.L – news) 12.08 2.435 2.435

L&G (LSE: LGEN.L – news) 6.90 1.604 1.604

MONDI (LSE: MNDI.L – news) 26.45 Euro cents 0.316 0.316

OLD MUTUAL (Other OTC: ODMTY – news) 6.00 1.163 1.163

ROLLS ROYCE (LSE: RR.L – news) 13.40 0.995 0.995

Among FTSE 250 companies going ex-dividend are:

COMPANY (RIC) DIVIDEND

(pence)

BALFOUR BEATTY (Other OTC: BAFYY – news) 8.50

BWIN 1.80

DRAX 8.90

HANSTEEN 2.90

HIKMA 17.00 US cents

INTL PUBLIC 3.08

PARTNERSHIPS

KENTZ (Frankfurt: 3UJ.F – news) 0.11 US cents

MAN GROUP (Other OTC: MNGPF – news) 5.30 US cents

MERCHANTS TRUST 5.90

RATHBONES 31.00

TULLETT PREBON (LSE: TLPR.L – news) 11.25

VESUVIUS (Other OTC: CKSNF – news) 10.25

(Reporting by Sudip Kar-Gupta; Editing by Alistair Smout)