IEX Updates Rules for Discretionary Trading Orders
Published Date: 3/11/2026
Notice
Summary
IEX is giving traders a cool new way to handle Discretionary Limit orders, making trading smoother and more flexible. This change affects anyone using IEX’s platform and kicks in right away, with no extra fees involved. It’s all about making smart order choices easier and faster for investors.
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
Choose D‑Limit Price Adjustment
If you trade on IEX, you can now choose whether a Discretionary Limit (D‑Limit) order that arrives during a period of quote instability is automatically price‑adjusted on entry. By default incoming D‑Limit orders will post or execute at their limit price unless you select the optional instruction to allow the System to adjust the order price by one minimum price variation (MPV) relative to the crumbling quote indicator (CQI) price.
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Key Dates
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