Exchange Indices

PX index

Brief description of the PX index
Index title	PX
Index type	Price index of blue chip issues
Weighting	Market capitalization
Maximum	weight 25% (on a decisive day)
No. of base issues	Variable
Starting date	5/4/ 1994 (index PX took over the history of index PX 50)
Base	value 1,000.0 points
Formula	M(t) = market capitalization of the base at time t M(0) = market capitalization of the base as at the starting date (5/ 4/1994) K(t) = chaining factor at time t
Calculation period	9:11am – 4:08pm (trading within price-shaping segments)
Frequency of calculation	Every 15 seconds
Periodical updating	The first exchange day following the third Friday of March, June, September and December
Base composition	PX_base
Development chart	PX_chart
Historical data	PX.csv
Index description in detail	PX_manual_en.pdf

Brief description of the PX-GLOB index
Index title	PX-GLOB
Index type	Broad-base price index
Weighting	Market capitalization
Maximum weight	25% on the days defined in points 4) and 5) of the Principles of updating the base listed below
No. of base issues	Variable
Starting date	30/9/1994
Default value	1,000.0 points
Formula	Recurrent relation: PX-GLOB(0) = 1 000,0 M(t+1) = market capitalization of the base at time t + 1 M*(t) = market capitalization of the base at time t after potential updating
Calculation period	After the exchange day is over, based on closing quotations
Base updating	A base update can be carried out each exchange day
Base composition	PX-GLOB_base
Development chart	PX-GLOB_chart
Historical data	PX-GLOB.csv
Principles of base updating	PX-GLOB_base updating_en.pdf