The Numis Smaller Companies Index is the most widely used UK smaller companies benchmark. It was created by Professor Elroy Dimson and Professor Paul Marsh of London Business School, who have been instrumental in promoting a global understanding of the smaller companies effect that traces the long term outperformance of smaller companies. In recent years Numis has extended its range of indices to include the Numis UK Mid Cap index and the Numis Alternative Markets index. The Numis indices are compiled by Paul Marsh and Scott Evans at London Business School.

The Numis Smaller Companies Index was first published in 1987, with a back-history dating from 1955. Distributed by Numis since 2012, the primary index has 696 constituents that comprise the bottom 10% of the UK main listed market by value. Over 1955-2019, the Numis Smaller Companies Index ex Investment Companies total return beat the FTSE All-Share by 3.3% pa.. 



Documents

The Numis Family of Benchmarks16 Feb 2021
Quick Guide to the Numis Smaller Companies Index14 Jan 2021
Benchmark Statement10 Sep 2020
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Daily Index Closing Values for Friday, May 14, 2021

Capital Gains (%) Returns (%)
Change Since Change Since
Investment
companies
Index Value Prev day Start year Index Value Prev day Start year
NSCI Including 8441.78 1.0 11.4 24772.43 1.0 12.3
Extended NSCI Including 8123.37 1.0 11.4 23692.61 1.0 12.3
NSC plus AIM Including 6638.07 0.9 11.8 18343.08 0.9 12.6
NSC 1000 Including 8352.04 1.0 15.1 20050.46 1.0 16.2
Numis Mid Cap Including 8467.59 1.2 9.5 25290.26 1.2 10.4
Numis Lge Cap Including 4204.81 1.1 8.7 16210.74 1.1 10.3
Numis Alt.Mkt Including 1500.25 1.0 7.1 2828.70 1.0 7.6
Numis All Shr Including 4963.01 1.1 9.0 17913.45 1.1 10.4
NSC Sub£1bn Including 1955.83 0.9 13.5 2444.61 0.9 14.4
NSCI Excluding 9236.73 1.2 16.3 27059.69 1.2 17.1
Extended NSCI Excluding 8854.34 1.2 16.3 25746.16 1.2 17.1
NSC plus AIM Excluding 6939.58 0.9 14.9 18840.66 0.9 15.6
NSC 1000 Excluding 11551.13 1.1 25.0 26103.01 1.1 25.7
Numis Mid Cap Excluding 8478.73 1.3 12.1 26029.84 1.3 13.0
Numis Lge Cap Excluding 4177.48 1.1 8.9 16148.87 1.1 10.5
Numis Alt.Mkt Excluding 1579.99 1.0 6.9 2947.68 1.0 7.4
Numis All Shr Excluding 4867.35 1.1 9.5 17778.14 1.1 11.0
NSC Sub£1bn Excluding 1994.99 0.9 17.4 2438.51 0.9 18.0
Will Wallis
+44 (0)20 7260 1000
w.wallis@numis.com