Possible reasons for the order non-execution?

<p>This might happen because of the given issues below:</p><p id="isPasted">1. Price-Related Issues:</p><p>Limit Order Not Filled:</p><p>If a limit order's specified price isn't reached or bettered by the market price, the order will remain unfilled.&nbsp;</p><p>Wide Bid-Ask Spread:</p><p>A large difference between the highest buying price and the lowest selling price can prevent an order from being executed.&nbsp;</p><p>Price Movement:</p><p>The market price may move away from the order's specified price, making it difficult to execute.&nbsp;</p><p>2. Liquidity and Volume:</p><p>Low Liquidity:</p><p>If there aren't enough buyers or sellers for a particular stock or option, your order might not be matched, according to online brokerage Groww.&nbsp;</p><p>Trading Volume:</p><p>Low trading volume can also lead to unexecuted orders, especially for limit orders or those with time restrictions.&nbsp;</p><p>3. Margin and Financial Considerations:</p><p>Insufficient Margin:</p><p>When trading on margin, your account must have enough funds to cover the entire trade. If your balance is insufficient, the order will be rejected.&nbsp;</p><p>Margin Requirements:</p><p>High margin requirements or potential margin penalties can lead to blocked intraday orders.&nbsp;</p><p>4. System and Exchange Issues:</p><p>Circuit Limits:</p><p>Exchanges may have circuit breakers that halt trading when prices move too quickly. If a stock hits a circuit limit, your order will be blocked until trading resumes.&nbsp;</p><p>Trading Restrictions:</p><p>Sometimes, exchanges or brokers may impose temporary restrictions on trading specific stocks or options.&nbsp;</p><p>Order Type:</p><p>Certain order types, like Immediate or Cancel (IOC), are designed to be executed immediately, and if conditions aren't met, they'll be canceled rather than executed, says Share India.&nbsp;</p><p>Technical Issues:</p><p>Although less common, technical glitches on the exchange or brokerage platform can also prevent orders from being executed.&nbsp;</p><p>5. Other Factors:</p><p>GTT Order Issues:</p><p>Even if a GTT (Good Till Triggered) order triggers, it might not execute if the market price doesn't match the limit price or if there isn't enough liquidity.&nbsp;</p><p>Intraday Order Blocking:</p><p>Intraday orders (MIS/CO) can be blocked during volatile markets, low liquidity, or during IPO listings, according to Zerodha's support documents.&nbsp;</p><p>Stock SIP Orders:</p><p>Stock SIP (Systematic Investment Plan) orders might not execute due to various reasons, including trading restrictions on the instrument or incorrect order types.&nbsp;</p>