Turkey Extends Lower Margin Trading Requirements Through October 30
Turkey's Capital Markets Board has extended the reduced 20% margin trading equity requirement until October 30 to support stability following recent market volatility.
By Muhamed Porić
October 9, 2026 at 4:21 PM

Turkey's Capital Markets Board (CMB) has extended a temporary reduction in minimum equity maintenance requirements for margin trading until October 30. This decision follows recent market volatility. The extension continues a policy that lowered the required equity threshold from 35% to 20% on September 17.
This adjustment was scheduled to expire on October 2. By keeping the lower threshold, regulators are reducing the amount of collateral investors must hold in their accounts to maintain leveraged positions.
Broader Regulatory Intervention
The extension of the margin trading rule is one component of a series of interventions implemented by Turkish financial authorities on September 17. Alongside the margin requirement adjustment, the CMB oversaw the liquidation of 131 investment funds and introduced restrictions on market activity.
These measures were designed to curb speculative pressure and provide a buffer for retail and institutional investors against sudden price fluctuations. Turkish regulators remain attentive to liquidity concerns, as the central bank manages inflation and shifts in monetary policy that impact equity valuations.
Understanding Margin Maintenance
In financial markets, a margin maintenance requirement is the minimum amount of equity an investor must hold in their account relative to the market value of the securities they are borrowing against. When a regulator lowers this requirement, it provides investors with a greater cushion against margin calls (demands from brokers to deposit additional cash or securities when an account's value falls below a certain level).
By keeping the requirement at 20% instead of reverting to the standard 35%, the CMB is attempting to prevent forced liquidations. Forced selling occurs during market downturns when investors are unable to meet margin calls, which can create a self-reinforcing downward spiral in asset prices. By extending this relief, the board aims to provide market participants time to manage their positions without being forced to sell assets during periods of volatility.
Market Impact and Oversight
The Capital Markets Board of Turkey continues to monitor systemic risks as it balances the need for market liquidity with the goal of preventing excessive leverage. The October 30 deadline serves as a checkpoint for authorities to evaluate whether current market conditions warrant a return to the 35% threshold or if further extensions are necessary.
Muhamed Porić
Founder and Editor of Embers.
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