BIST Sustainability Index Constituents
Stocks in the BIST Sustainability index with their weights, last prices and daily changes.
- Constituents
- 27
- 13 ▲ · 14 ▼
- Index return · 1D
- 0.55%
- today
- Top 5 weight
- 52.9%
- ASELS · TUPRS · ENJSA · BIMAS · EREGL
- Highest weight
- ASELS
- 12.17% of index
Period Returns
- Day
- 0.55%
- Week
- −2.58%
- Month
- −14.04%
- YTD
- 5.64%
- 1 year
- 4.17%
Constituent Stocks
 ASELSAselsan | 12.17% | 345.75−0.36% | −0.36% | 1.6T | 32.35 | 4.69 | 27.83 | 0.13% |
 TUPRSTüpraş | 10.77% | 337.25−1.82% | −1.82% | 649.8B | 8.93 | 1.42 | 5.12 | 1.78% |
 ENJSAEnerjisa Enerji | 10.39% | 110.404.64% | 4.64% | 130.4B | 19.15 | 1.20 | 4.74 | 4.15% |
 BIMASBim Mağazalar | 9.80% | 355.502.30% | 2.30% | 426.6B | 14.41 | 2.11 | 9.53 | 0.60% |
 EREGLEreğli Demir Çelik | 9.74% | 29.880.74% | 0.74% | 209.2B | 22.65 | 0.62 | 9.36 | 1.36% |
 MAVIMavi Giyim | 8.09% | 34.121.97% | 1.97% | 27.1B | 12.69 | 1.78 | 2.77 | 3.83% |
 PETKMPetkim | 6.35% | 16.18−0.37% | −0.37% | 41B | — | 0.54 | 42.18 | — |
 TKFENTekfen Holding | 6.20% | 196.602.72% | 2.72% | 72.7B | — | 1.87 | 26.23 | 0.47% |
 CIMSACimsa | 5.53% | 39.762.05% | 2.05% | 37.6B | 7.96 | 0.92 | 7.76 | 1.50% |
 ALBRKAlbaraka Türk | 3.11% | 7.921.02% | 1.02% | 19.8B | 1.04 | 0.61 | — | 2.91% |
 ISDMRIskenderun Demir Çelik | 3.00% | 48.72−1.89% | −1.89% | 141.3B | 10.14 | 0.85 | 8.86 | 7.38% |
 LOGOLogo Yazilim | 2.90% | 114.00−0.35% | −0.35% | 10.8B | 12.11 | 2.43 | 4.80 | 3.61% |
 GRSELGur-Sel Turizm Taşımacılık | 2.26% | 243.200.70% | 0.70% | 24.8B | 6.70 | 1.76 | 6.06 | 0.23% |
 AYDEMAydem Enerji | 1.09% | 20.16−2.33% | −2.33% | 14.2B | 9.96 | 0.28 | 8.40 | 1.70% |
 KARSNKarsan Otomotiv | 0.94% | 6.420.16% | 0.16% | 5.8B | 16.34 | 0.70 | 4.70 | — |
 POLHOPolisan Holding | 0.93% | 13.934.19% | 4.19% | 10.6B | — | 0.74 | 15.62 | — |
 AKCNSAkcansa | 0.84% | 177.100.57% | 0.57% | 33.9B | 35.74 | 1.12 | 10.58 | 0.83% |
 BRISABrisa | 0.83% | 65.00−0.61% | −0.61% | 19.8B | 31.97 | 0.66 | 3.61 | 2.48% |
 QUAGRQua Granite Hayal Yapi | 0.77% | 1.23−3.15% | −3.15% | 3.2B | — | 0.30 | 6.50 | — |
 MAGENMargun Enerji | 0.68% | 3.98−6.35% | −6.35% | 11.7B | — | 0.74 | 36.62 | — |
 ESENEsenboga Elektrik | 0.62% | 1.76−3.30% | −3.30% | 3.2B | — | 0.20 | 21.43 | — |
 KMPURKimteks Poliuretan | 0.60% | 10.71−1.92% | −1.92% | 5.2B | 7.07 | 1.17 | 5.40 | — |
 NETASNetas Telekom. | 0.57% | 61.201.41% | 1.41% | 4B | — | −24.04 | 9.71 | — |
 KLSERKaleseramik | 0.54% | 12.090.25% | 0.25% | 6.2B | — | 0.90 | 17.19 | 0.42% |
 TKNSATeknosa Ic ve Dış Ticaret | 0.44% | 10.49−0.57% | −0.57% | 2.1B | — | −1.26 | 2.97 | — |
 NATENNaturel Enerji | 0.41% | 2.52−4.55% | −4.55% | 2.1B | — | 0.22 | 66.97 | — |
 YUNSAYunsa | 0.40% | 5.19−0.76% | −0.76% | 2.5B | 5.71 | 0.48 | 4.67 | 4.10% |
Other Indices
About the BIST Sustainability Index
The BIST Sustainability (XSRDK) index has 27 constituents. The five heaviest weights are ASELS (12.17%), TUPRS (10.77%), ENJSA (10.39%), BIMAS (9.80%), EREGL (9.74%), which together make up 52.9% of the index. As of Nov 2, 2026, 14:31, 13 constituents are up and 14 are down; the index has returned 0.55% today and 5.64% year to date.
Frequently Asked Questions
Which stocks are in the BIST Sustainability index?
The BIST Sustainability index has 27 constituents: ASELS, TUPRS, ENJSA, BIMAS, EREGL, MAVI, PETKM, TKFEN, CIMSA, ALBRK, ISDMR, LOGO, GRSEL, AYDEM, KARSN, POLHO, AKCNS, BRISA, QUAGR, MAGEN, ESEN, KMPUR, NETAS, KLSER, TKNSA, NATEN, YUNSA.
Which stock has the highest weight in the BIST Sustainability index?
ASELS is the largest constituent with a weight of 12.17%, followed by TUPRS (10.77%) and ENJSA (10.39%).
Is ASELS in the BIST Sustainability index?
Yes. ASELS is a constituent of the BIST Sustainability index with a weight of 12.17%. You can see any stock’s index memberships in the Index Memberships section of its stock page.
How are index weights determined?
In Borsa Istanbul indices each stock is weighted by its free-float market cap, with a cap on any single stock set by the index rules. Weights move intraday with prices.