Ex-divs to take 20.3 points off FTSE 100 on May 18

LONDON, May 15 (Reuters) - The following FTSE 100 companies will go

ex-dividend on Thursday, 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 20.34 points off

the index.

COMPANY (RIC) DIVIDEND STOCK OPTION IMPACT

(pence)

Compass Group (Other OTC: CMPGF - news) 11.2 0.73

HSBC 0.1 (USD) Yes 6.11

Imperial Brands (LSE: IMB.L - news) 25.85 0.98

Intertek Group (Other OTC: IKTSF - news) 43 0.27

Provident Financial (Other OTC: FPLPF - news) 91.4 0.53

Royal Dutch Shell A 0.47 (USD) Yes 6.35

Royal Dutch Shell B 0.47 (USD) Yes 5.37

Among FTSE 250 companies going ex-dividend are:

COMPANY (RIC) DIVIDEND

(pence)

Ascential (LSE: 31120035.L - news) 3.2

Bellway (Frankfurt: 869646 - news) 37.5

Clarkson (LSE: CKN.L - news) 43

Dignity (Other OTC: DGNTY - news) 15.74

Great Portland Estates (Frankfurt: A0B53H - news) 9.32

Howden Joinery (Frankfurt: 884600 - news) 7.4

Inchcape (Other OTC: IHCPF - news) 16.8

Keller Group (Frankfurt: 890808 - news) 19.25

Pagegroup (Frankfurt: 658848 - news) 8.23

Ted Baker (Other OTC: TBAKF - news) 38.8

Renewables Infrastructure Group 1.6

UK Commercial Property Trust 0.92

Witan Investment Trust 9.5

(Reporting by Kit Rees)