CMB decision on Borsa Istanbul! Temporary trading restriction imposed
In line with developments in the markets, the Capital Markets Board (CMB) has temporarily suspended short selling transactions in Borsa Istanbul equity markets between March 2 and March 6, 2026. As part of the decision, temporary flexibility has also been provided in the equity ratio application.
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The Capital Markets Board (CMB) has announced that short selling transactions in Borsa Istanbul AŞ equity markets are prohibited from March 2, 2026, until the end of the session on March 6, 2026.
In the statement made by the Board, it was stated: "Taking into account the developments in the Borsa Istanbul AŞ markets, it has been decided to prohibit short selling transactions in Borsa Istanbul AŞ equity markets from March 2, 2026, until the end of the session on March 6, 2026, in order to ensure the functioning of capital markets in a reliable, transparent, and stable environment and to protect the rights and interests of investors."
INTRADAY TRANSACTIONS ALSO UNDER THE BAN
The statement noted that positions opened and closed on the same day without using the short selling button during the day are also included in the scope of the ban. It was conveyed that a decision was made to inform investors and investment institutions on this matter.
TEMPORARY FLEXIBILITY IN EQUITY RATIO
The Board's statement also pointed out that the responsibility for the implementation of the decision lies with the investment institutions.
The text included the following statements:
"It has been decided to remind that the responsibility for the control and monitoring of compliance with our Board's decision lies with the investment institutions, and in accordance with Article 17 of the Communiqué on Margin Trading, Short Selling, and Lending of Capital Market Instruments (Series: V, No: 65), the provision that the equity protection ratio must be at least 35 percent during the continuation of margin capital market instrument transactions may be applied flexibly, with the equity ratio being at least 20 percent, until the end of the session on March 6, 2026, to the extent that it is consistent with the risk policies of the brokerage firms and by considering customer demands as much as possible."