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ISDMR Index Memberships and Weightsİskenderun Demir ve Çelik A.Ş.

Star MarketBasic Metals

48.60−1.06 (−2.13%)

Volume: TRY 94.4M
Day range: 47.26 – 49.90
Previous close: 49.66
Market cap: TRY 140.9B

Last updated: November 2, 2026, 16:26 Source: Borsa Istanbul, 15-minute delayed

The Borsa Istanbul indices that include İskenderun Demir ve Çelik A.Ş. (ISDMR), its weight in each index and its effect on index points.

Index Memberships


BIST 100 (XU100)
BIST 500 (XU500)
BIST All Shares (XUTUM)
XYUZO (XYUZO)
X100S (X100S)
X100C (X100C)
BIST Star (XYLDZ)
BIST Dividend (XTMTU)
BIST Participation All (XKTUM)
BIST Participation 100 (XK100)
BIST Participation 50 (XK050)
BIST Sustainability (XSRDK)
XKTMT (XKTMT)
BIST Corporate Governance (XKURY)
BIST Sustainability All (XUSRD)
BIST Industrials (XUSIN)
XSINS (XSINS)
BIST Basic Metals (XMANA)

Frequently Asked Questions

Is ISDMR in the BIST 100 index?

Yes. ISDMR is a BIST 100 constituent.

Why does index weight matter?

Index funds and benchmark-tracking institutions hold stocks in proportion to their weights, so a higher weight means index-driven flows have a larger effect on the stock.