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Borsa İstanbul: BIST Stock Indices Ground Rules Are Revised

Date 27/11/2015

Borsa İstanbul Management has decided to make the following changes in BIST Stock Indices Ground Rules;

  1. BIST National and BIST Second National Indices calculation will be terminated as being effective from 30/11/2015.
  2. BIST Stars and BIST Main Price and Return Indices which consist of stocks traded in BIST Stars and BIST Main markets respectively will be calculated and disseminated as being effective from 30/11/2015.
  3. BIST Stars Index code will be XYLDZ; BIST Main Index code will be XBANA.
  4. Starting value of BIST Stars and BIST Main Price and Return Indices will be the second session closing value of BIST 100 Index at 27/11/2015 which is calculated by using the last trade prices.
  5. BIST 30 and BIST 100 Price Indices will be started to be calculated once a second during a session effective from the 30/11/2015.
  6. 2014/6 numbered announcement made at 31/12/2014 has been cancelled and the last version of BIST Stock Indices Ground Rules has been accepted as being effective from the starting date of the New Trading System.

BIST Equity Indices Ground Rules


BIST Sustainability Index Ground Rules are revised

Borsa İstanbul Management has made revision in BIST Sustainability Index Ground Rules, depending on the new practices with the BISTECH transition. Last version of the BIST Sustainability Index Ground Rules has been accepted and will be effective from the starting date of the New Trading System.

BIST Sustainability Index Ground Rules


BIST Risk Control Indices Ground Rules are revised

Borsa İstanbul Management has ended the calculation of BIST BAP Indices as being effective from the July 1, 2015. Starting from that date BIST-KYD Repo Index has been started to be used for the calculation of BIST Risk Control Indices and the last version of BIST Risk Control Indices Ground Rules covering those changes has been accepted.

BIST Risk Control Indices Ground Rules