Stock Markets June 23, 2026 11:30 AM

Istanbul bourse slips as Sports, Telecoms and Insurance stocks drag index down

BIST 100 closes 1.29% lower as select large-cap names post mixed results and commodities soften

By Ajmal Hussain
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Turkey's main equity gauge, the BIST 100, ended the trading session down 1.29% as declines concentrated in the Sports, Telecoms and Insurance sectors weighed on the market. A handful of names bucked the trend, while broader commodity and currency moves included lower gold and oil prices and a firmer US dollar.

Istanbul bourse slips as Sports, Telecoms and Insurance stocks drag index down
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Key Points

  • BIST 100 closed down 1.29% as losses in the Sports, Telecoms and Insurance sectors weighed on the index.
  • Top gainers included BALSU (+9.97%), TOASO (+3.99%) and KLRHO (+2.60%), while PSGYO (-6.72%), GESAN (-6.42%) and GUBRF (-6.04%) led declines.
  • Commodities softened with August gold down to $4,146.51/oz and oil falling to $73.05 (WTI) and $76.68 (Brent); USD/TRY was marginally higher at 46.48.

Stocks in Turkey moved lower at the close of trading on Tuesday, with sector-level selling in Sports, Telecoms and Insurance contributing to the retreat in equities.

The BIST 100 finished the session down 1.29%.

At the individual stock level, Balsu Gida Sanayi ve Ticaret AS (IS:BALSU) stood out as the session's strongest performer, rising 9.97% - a gain of 1.54 points - to finish at 16.98. Tofas Turk Otomobil Fabrikasi AS (IS:TOASO) also posted notable gains, adding 3.99% or 13.25 points to close at 345.00. Kiler Holding AS (IS:KLRHO) rounded out the top performers, advancing 2.60% or 2.35 points to 92.90 in late trade.

On the downside, Pasifik Gayrimenkul Yatirim Ortakligi AS (IS:PSGYO) lost 6.72% - down 0.27 points - to end the day at 3.75. Girisim Elektrik Taahhut Ticaret & Sanayi AS (IS:GESAN) fell 6.42%, a decline of 5.30 points, closing at 77.25. Gubre Fabrikalari TAS (IS:GUBRF) was down 6.04%, slipping 30.75 points to 478.25.

Decliners outpaced advancers on the Istanbul Stock Exchange by a margin of 396 to 206, while 22 issues finished unchanged.


Commodities and currency moves accompanied the equity weakness. Gold futures for August delivery retreated 1.34% - a drop of 56.19 - to trade at $4,146.51 per troy ounce. Crude oil for August delivery fell 1.10% or $0.81, settling at $73.05 a barrel. The September Brent contract dipped 1.08% or $0.84 to trade at $76.68 a barrel.

In FX markets, the Turkish lira showed mixed action against major currencies: USD/TRY rose 0.04% to 46.48 while EUR/TRY eased 0.38% to 52.94. The US Dollar Index Futures was firmer as well, quoted up 0.34% at 101.14.


The session highlighted divergence between individual large-cap moves and broader market pressure. While a small set of stocks recorded double-digit percentage gains, more names recorded notable drops, particularly in the listed properties, industrial and agricultural chemicals names that posted the steepest individual declines.

Market breadth and the commodity and FX backdrop will be key items to monitor for participants assessing near-term momentum on the Istanbul exchange.

Risks

  • Market breadth risk - declining issues outnumbered advancers, indicating broader selling pressure that could persist across multiple sectors including Sports, Telecoms and Insurance.
  • Commodity price risk - falls in gold and crude oil may influence sentiment for resource-linked and export-sensitive companies.
  • Currency volatility - moves in USD/TRY and EUR/TRY could impact companies with FX exposure, particularly importers and firms with foreign-currency liabilities.

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