BIST Main Market Index Constituents
Stocks in the BIST Main Market index with their weights, last prices and daily changes.
- Constituents
- 266
- 0 ▲ · 1 ▼
- Index return · 1D
- −3.55%
- today
- Top 5 weight
- 20.4%
- TERA · TEHOL · PEKGY · ALKLC · UFUK
- Highest weight
- TERA
- 6.07% of index
Period returns
- Day
- −3.55%
- Week
- −17.43%
- Month
- −42.87%
- YTD
- −27.30%
- 1 year
- −26.32%
Constituent stocks
 TERATera Yatirim Menkul Degerler | 6.07% | 96.600.00% | 0.00% | 67.6B | 1.03 | 0.73 | −1.41 | — |
 TEHOLTera Yatirim Tek. Hol. | 5.76% | 20.620.00% | 0.00% | 41.2B | 11.75 | 3.90 | 21.76 | — |
 PEKGYPeker GMYO | 3.61% | 5.060.00% | 0.00% | 25.3B | 20.48 | 3.05 | 2,068.17 | — |
 ALKLCAltinkilic Gida ve Süt | 2.72% | 224.200.00% | 0.00% | 25.1B | — | 8.45 | 37.29 | 0.00% |
 UFUKUfuk Yatirim | 2.23% | 601.500.00% | 0.00% | 28.2B | 555.41 | 9.82 | — | — |
 DMRGDDmr Unlu Mamuller | 2.09% | 10.280.00% | 0.00% | 15.2B | 78.35 | 7.21 | 60.81 | — |
 BMSTLBms Birlesik Metal | 1.72% | 43.460.00% | 0.00% | 13B | — | 8.11 | 62.59 | — |
 GERELGersan Elektrik | 1.50% | 29.260.00% | 0.00% | 10.9B | 14.55 | 2.65 | 16.00 | — |
 BLUMEBlume Metal Kimya | 0.96% | 37.000.00% | 0.00% | 6.5B | — | 11.17 | 139.65 | — |
 MANASManas Enerji Yönetimi | 0.93% | 14.420.00% | 0.00% | 4.8B | — | 8.27 | −77.41 | — |
 ANELEAnel Elektrik | 0.91% | 62.100.00% | 0.00% | 16.5B | — | 23.36 | −103.91 | — |
 BAHKMBahadir Kimya | 0.88% | 183.400.00% | 0.00% | 10.1B | — | 7.18 | 82.43 | — |
 ADESEAdese Gayrimenkul | 0.87% | 0.700.00% | 0.00% | 3.5B | 40.61 | 0.24 | 13.61 | — |
 VERUSVerusa Holding | 0.86% | 423.000.00% | 0.00% | 29.6B | — | 5.51 | −629.86 | 0.09% |
 KARTNKartonsan | 0.83% | 101.900.00% | 0.00% | 7.6B | — | 2.62 | −11.42 | 2.52% |
 HUNERHun Yenilenebilir Enerji | 0.77% | 4.360.00% | 0.00% | 4.4B | — | 0.85 | 12.67 | — |
 ISVEAIsvea Seramik ve Banyo | 0.74% | 41.940.00% | 0.00% | 11.7B | 71.00 | 7.18 | −208.42 | — |
 LYDYELydia Yesil Enerji | 0.74% | 5,517.500.00% | 0.00% | 10.4B | 11.13 | 2.99 | — | — |
 FONETFonet Bilgi Teknolojileri | 0.67% | 4.370.00% | 0.00% | 4.1B | 12.75 | 1.96 | 9.37 | — |
 IZMDCİzmir Demir Çelik | 0.66% | 6.970.00% | 0.00% | 10.5B | — | 0.51 | 43.72 | — |
 IZFASİzmir Firca | 0.66% | 22.000.00% | 0.00% | 3.9B | — | 8.88 | 278.72 | — |
 KGYOKoray GMYO | 0.65% | 8.520.00% | 0.00% | 8.5B | — | 5.91 | −21.70 | — |
 FORTEForte Bilgi İletişim | 0.64% | 95.800.00% | 0.00% | 6.4B | 2.12 | 2.06 | 7.44 | 0.21% |
 HEDEFHedef Holding | 0.63% | 11.440.00% | 0.00% | 34.3B | 14.38 | 4.82 | 11.92 | — |
 ISGSYİş Girişim | 0.63% | 13.330.00% | 0.00% | 6.7B | 2.98 | 0.53 | 4.72 | — |
 CRFSACarrefoursa | 0.63% | 234.200.00% | 0.00% | 29.9B | — | −6.06 | 21.94 | — |
 CEMASCemas Dokum | 0.62% | 3.340.00% | 0.00% | 2.6B | — | 0.67 | −8.89 | — |
 GSDHOGsd Holding | 0.62% | 4.190.00% | 0.00% | 4.2B | 13.12 | 0.30 | −6.81 | 2.08% |
 DOCODo-Co | 0.62% | 10,640.000.00% | 0.00% | 116.9B | 20.74 | 4.26 | — | — |
 METROMetro Holding | 0.58% | 6.830.00% | 0.00% | 3.7B | — | 0.73 | — | — |
 TBORGT.tuborg | 0.54% | 127.600.00% | 0.00% | 41.2B | 13.09 | 1.38 | 3.62 | 6.35% |
 AFYONAfyon Çimento | 0.54% | 11.150.00% | 0.00% | 4.5B | 55.47 | 0.55 | 3.43 | 10.06% |
 CELHAÇelik Halat | 0.53% | 27.560.00% | 0.00% | 10.6B | — | 2.35 | 94.93 | — |
 GUNDGGundogdu Gida | 0.52% | 316.750.00% | 0.00% | 12.4B | — | 14.30 | — | 0.03% |
 ESCOMEscort Teknoloji | 0.51% | 4.520.00% | 0.00% | 3.2B | 1.88 | 0.75 | — | — |
 ADELAdel Kalemcilik | 0.51% | 26.480.00% | 0.00% | 6.9B | — | 5.01 | 48.26 | 1.75% |
 SAYASSay Yenilenebilir Enerji | 0.51% | 45.280.00% | 0.00% | 3.5B | 17.16 | 2.23 | 7.00 | — |
 BAGFSBagfas | 0.51% | 23.260.00% | 0.00% | 3.1B | 16.36 | 0.35 | 8.33 | 0.44% |
 SVGYOSavur GMYO | 0.50% | 6.720.00% | 0.00% | 7.3B | — | 1.61 | −375.43 | 0.04% |
 KRONTKron Teknoloji | 0.49% | 19.520.00% | 0.00% | 3.3B | 23.24 | 3.64 | 16.16 | — |
 EMPAEEmpa Elektronik | 0.49% | 49.980.00% | 0.00% | 8.5B | 124.13 | 4.48 | 19.31 | 0.09% |
 ARSANArsan Holding | 0.48% | 3.680.00% | 0.00% | 6.5B | 20.27 | 0.48 | 42.40 | — |
 NETASNetas Telekom. | 0.47% | 79.000.00% | 0.00% | 5.1B | — | −31.24 | 11.44 | — |
 LKMNHLokman Hekim Sağlık | 0.46% | 12.05−0.01% | −0.01% | 2.6B | 21.13 | 0.97 | 5.02 | 1.52% |
 JANTSJantsa Jant Sanayi | 0.45% | 14.450.00% | 0.00% | 10.1B | 16.29 | 1.19 | 19.67 | 0.14% |
 ULUUNUlusoy Un Sanayi | 0.45% | 7.120.00% | 0.00% | 5.3B | 11.08 | 0.32 | 0.06 | — |
 MCARDMetropal Kurumsal Hizmetler | 0.45% | 91.700.00% | 0.00% | 8.5B | 11.76 | 3.10 | −63.47 | 2.70% |
 TATGDTat Gida | 0.44% | 16.760.00% | 0.00% | 4.1B | 6.97 | 0.49 | 7.61 | — |
 YIGITYigit Aku | 0.44% | 18.500.00% | 0.00% | 5.6B | 41.32 | 0.68 | 5.61 | — |
 ALKIMAlkim Kimya | 0.44% | 12.600.00% | 0.00% | 3.8B | — | 0.78 | 16.48 | — |
Other indices
About the BIST Main Market index
The BIST Main Market (XBANA) index has 266 constituents. The five heaviest weights are TERA (6.07%), TEHOL (5.76%), PEKGY (3.61%), ALKLC (2.72%), UFUK (2.23%), which together make up 20.4% of the index. As of Sep 28, 2026, 07:30, 0 constituents are up and 1 are down; the index has returned −3.55% today and −27.30% year to date.
Frequently asked questions
Which stocks are in the BIST Main Market index?
The BIST Main Market index has 266 constituents: TERA, TEHOL, PEKGY, ALKLC, UFUK, DMRGD, BMSTL, GEREL, BLUME, MANAS, ANELE, BAHKM, ADESE, VERUS, KARTN, HUNER, ISVEA, LYDYE, FONET, IZMDC, IZFAS, KGYO, FORTE, HEDEF, ISGSY, CRFSA, CEMAS, GSDHO, DOCO, METRO, TBORG, AFYON, CELHA, GUNDG, ESCOM, ADEL, SAYAS, BAGFS, SVGYO, KRONT, EMPAE, ARSAN, NETAS, LKMNH, JANTS, ULUUN, MCARD, TATGD, YIGIT, ALKIM, CEMTS, MRGYO, PRZMA, AKENR, BORSK, KLSYN, OZSUB, AKHAN, MARMR, PENTA, MEYSU, MAALT, VBTYZ, IHAAS, OFSYM, OZYSR, BRLSM, TKNSA, MARTI, PCILT, KRSTL, MNDRS, USHOL, NUGYO, KRVGD, PNSUT, TGSAS, ERBOS, YUNSA, BESTE, AHSGY, ERCB, SEGMN, TUCLK, BURCE, ALCTL, VSNMD, HOROZ, FRIGO, EKOS, CATES, BVSAN, BIGCH, SANFM, CMBTN, AYEN, MERCN, LIDFA, SMRVA, BANVT, FORMT, PETUN, ZGYO, PENGD, KAPLM, ETILR, EDATA, GENKM, BULGS, EGEGY, BIGTK, MRSHL, RUZYE, AVGYO, ALCAR, EDIP, DENGE, DUNYH, EMKEL, AKSUE, FRMPL, TMPOL, GLRYH, IMASM, GZNMI, IHLGM, KFEIN, KRPLS, DERHL, ALKA, SKYMD, ULUFA, ONCSM, HDFGS, DARDL, OSTIM, AZTEK, SELVA, UNLU, RUBNS, DNISI, KTSKR, PRKAB, RAYSG, DAGI, MTRKS, ELITE, TEKTU, INGRM, LXGYO, DURDO, INFO, ONRYT, ENSRI, DYOBY, AVOD, PINSU, PKENT, ULUSE, TURGG, EKSUN, PLTUR, RTALB, NIBAS, SOHOE, ARENA, SNICA, EPLAS, DGATE, GOODY, GOLDA, GARFA, MACKO, KZGYO, EGEPO, HURGZ, SOKE, KIMMR, BNTAS, SKTAS, VRGYO, FMIZP, KUTPO, ARTMS, PKART, ICBCT, YAPRK, PNLSN, BEGYO, MAKTK, MERKO, HKTM, PRKME, AYCES, BLCYT, AVHOL, OSMEN, DESA, ARFYE, AKMGY, KRGYO, DGNMO, BOSSA, MNDTR, MEKAG, BRKVY, CONSE, DZGYO, MSGYO, A1YEN, EGSER, SERNT, KNFRT, DMSAS, ICUGS, OZGYO, MAKIM, SEGYO, MHRGY, KONKA, BMSCH, BAYRK, MARBL, GEDZA, PSDTC, YAYLA, KLMSN, DOKTA, BIZIM, DCTTR, INTEM, OTTO, YESIL, DITAS, GSDDE, ANGEN, VERTU, SMART, EYGYO, ACSEL, FADE, DURKN, TLMAN, IHGZT, MEDTR, YKSLN, ISSEN, BEYAZ, ARZUM, CEOEM, PRDGS, DERIM, ZEDUR, BAKAB, IZINV, SANKO, OBASE, BYDNR, DOFER, TSGYO, DESPC, HATEK, CUSAN, PAMEL, LUKSK, VKING.
Which stock has the highest weight in the BIST Main Market index?
TERA is the largest constituent with a weight of 6.07%, followed by TEHOL (5.76%) and PEKGY (3.61%).
Is TERA in the BIST Main Market index?
Yes. TERA is a constituent of the BIST Main Market index with a weight of 6.07%. 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.