---
title: "Why are market orders blocked for some ETFs during the first two minutes of market opening?"
description: "Due to a lack of liquidity, market and stop-loss market (SL-M) orders are blocked during the first two minutes of the market opening, from 9:15 AM to…"
category: arrow
subcategory: alerts-and-nudges
slug: why-are-market-orders-blocked-for-some-etfs-during-the-first-two-minutes-of-mark
canonical: https://support.arrow.trade/arrow/alerts-and-nudges/why-are-market-orders-blocked-for-some-etfs-during-the-first-two-minutes-of-mark/
---

# Why are market orders blocked for some ETFs during the first two minutes of market opening?

> Due to a lack of liquidity, market and stop-loss market (SL-M) orders are blocked during the first two minutes of the market opening, from 9:15 AM to…

## Short answer

Due to a lack of liquidity, market and stop-loss market (SL-M) orders are blocked during the first two minutes of the market opening, from 9:15 AM to 9:17 AM, for specific ETFs. Market and SL-M After Market Orders (AMO) will also remain blocked for these ETFs (DOC).

If you place a market or SL-M order for an ETF from 9:15 AM to 9:17 AM or place an AMO for these ETFs, the following error will be displayed:

## Related

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Source: https://support.arrow.trade/arrow/alerts-and-nudges/why-are-market-orders-blocked-for-some-etfs-during-the-first-two-minutes-of-mark/
Publisher: Arrow / iRage Broking Services LLP