Borsa Istanbul chief detained in fund investigation
The head of Türkiye’s main stock exchange was detained on Saturday, 31 October, as part of an investigation into suspected bribery and wrongdoing in the country’s capital markets.
Korkmaz Enes Ergun, the general manager of Borsa Istanbul, was taken into custody on suspicion of accepting bribes, state-owned Anadolu Agency reported. The detention was ordered as part of an investigation run by the Istanbul Chief Public Prosecutor’s Office into capital market transactions.
According to Anadolu Agency, Ergun is suspected of “membership in an organisation established to commit crimes” and bribery. The agency gave no further details about the claims, and it did not name its source.
Representatives of Borsa Istanbul were not immediately available to comment. No court ruling on Ergun’s alleged involvement has been announced, and the claims against him have not been proven.
The investigation centres on trading in Türkiye’s capital markets, including activity involving investment funds. In September, regulators ordered the liquidation of 131 investment funds managed by seven asset management companies, after some of the funds warned they could not meet requests from investors to withdraw their money.
Why it matters
The detention of the person running the country’s stock exchange is a serious moment for Türkiye’s financial markets. Borsa Istanbul is where Turkish shares are bought and sold, so its leadership is closely watched by investors at home and abroad.
The case also shows how far the fund investigation has reached. What began as a probe into investment funds has now touched the top of the exchange itself. Investors will want to know whether the problems are limited to a few funds or point to wider failings in how the market is supervised.
What happens next
The investigation is still going on, and the prosecutor’s office may give more details or bring Ergun before a court to decide whether he stays in custody. Borsa Istanbul is also expected to say who will run the exchange while its general manager is detained.
Investors will be watching how the market reacts when trading resumes on Monday, 2 November, and whether regulators announce any further steps in the fund investigation.
This article is for general information and education only. It is not legal or financial advice.
Sources
- https://www.devdiscourse.com/article/international/4000192-borsa-istanbul-general-manager-detained-in-fund-investigation-anadolu-agency-says (Devdiscourse / Reuters, 31 October 2026)
- https://www.europesays.com/turkiye/67428/ (EuropeSays / News.Az, 31 October 2026)
