OMX Helsinki 25

OMX Helsinki 25 (OMXH25, formerly HEX25) is a stock market index for the 25 most traded stocks on the Nasdaq Helsinki stock exchange. It is a price return and capitalization-weighted index. The maximum weight for a single stock is limited to 10 percent.<ref name="overview">{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

The OMXH25 index started on 4 March 1988 with a base value of 500.<ref name="overview"/> It is reconstituted semi-annually on the first trading day in February and August and rebalanced quarterly in February, May, August and November.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> The original name of the index was HEX25, but following the merger of Optionsmäklarna (OM AB) and Helsinki Stock Exchange (HEX Plc), it was changed to OMXH25 on 15 November 2004.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

On 30 June 2014, Nasdaq launched a total return version of the OMX Helsinki 25 index, the OMX Helsinki 25 Gross Index (OMXH25GI). Unlike the regular OMXH25 index, the OMXH25GI includes reinvested dividends.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

Components

As of July 2025, the index is composed of the following 25 listings.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

Company	Symbol	GICS sector
Elisa	ELISA	Communication Services
Fortum	FORTUM	Utilities
Hiab	HIAB	Industrials
Huhtamäki	HUH1V	Industrials
Template:Ill B	KALMAR	Industrials
Kemira	KEMIRA	Materials
Kesko B	KESKOB	Consumer Staples
Template:Ill	KOJAMO	Real Estate
KONE	KNEBV	Industrials
Konecranes	KCR	Industrials
Template:Ill	MANTA	Financials
Metso	METSO	Industrials
Neste	NESTE	Energy
Nokia	NOKIA	Information Technology
Nokian Tyres	TYRES	Consumer Discretionary
Nordea	NDA FI	Financials
Orion	ORNBV	Health Care
Outokumpu	OUT1V	Materials
Qt Group	QTCOM	Information Technology
Sampo A	SAMPO	Financials
Stora Enso R	STERV	Materials
TietoEVRY	TIETO	Information Technology
UPM-Kymmene	UPM	Materials
Valmet	VALMT	Industrials
Wärtsilä	WRT1V	Industrials

Annual returns

The following table shows the annual development of the OMX Helsinki 25 since 1988.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref><ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

Year	Closing level	Change in index
		points	percent
1988	696.16
1989	563.46	−132.70	−19.06 %
1990	370.48	−192.98	−34.25 %
1991	301.17	−69.31	−18.71 %
1992	313.31	12.14	4.03 %
1993	602.59	289.28	92.33 %
1994	687.68	85.09	14.12 %
1995	623.87	−63.81	−9.28 %
1996	863.69	239.82	38.44 %
1997	1,131.33	267.64	30.99 %
1998	1,486.97	355.64	31.44 %
1999	3,222.83	1,735.86	116.74 %
2000	2,321.51	−901.32	−27.97 %
2001	1,600.99	−720.52	−31.04 %
2002	1,293.16	−307.83	−19.23 %
2003	1,530.98	237.82	18.39 %
2004	1,830.98	300.00	19.60 %
2005	2,301.26	470.28	25.68 %
2006	2,910.49	609.23	26.47 %
2007	3,010.11	99.62	3.42 %
2008	1,515.65	−1,494.46	−49.65 %
2009	2,032.59	516.94	34.11 %
2010	2,628.48	595.89	29.32 %
2011	1,942.06	−686.42	−26.11 %
2012	2,210.02	267.96	13.80 %
2013	2,835.17	625.15	28.29 %
2014	2,988.08	152.91	5.39 %
2015	3,359.38	371.30	12.43 %
2016	3,680.08	320.70	9.55 %
2017	3,917.97	237.89	6.46 %
2018	3,685.16	−232.81	−5.94 %
2019	4,221.98	536.82	14.57 %
2020	4,586.15	364.17	8.63 %
2021	5,571.97	985.82	21.50 %
2022	4,825.44	−746.53	−13.40 %
2023	4,509.09	−316.35	−6.56 %
2024	4,315.87	−193.22	−4.29 %

External links

• Official Nasdaq list of OMXH25 components
• Bloomberg page for HEX25:IND