# Why OI / COI changes after market hours?

**URL:** https://tradingqna.com/t/why-oi-coi-changes-after-market-hours/105228
**Category:** General
**Created:** [March 24, 2021, 3:39pm UTC](https://tradingqna.com/t/why-oi-coi-changes-after-market-hours/105228 "2021-03-24T15:39:02Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![leodecaps](https://tradingqna.com/user_avatar/tradingqna.com/leodecaps/32/10181_2.png) [@leodecaps](https://tradingqna.com/u/leodecaps)
#### Post date: [March 24, 2021, 5:24pm UTC](https://tradingqna.com/t/why-oi-coi-changes-after-market-hours/105228/2 "2021-03-24T17:24:17Z")

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Already answered [here](https://tradingqna.com/t/is-the-live-open-interest-oi-data-being-provided-by-exchanges-correct/7208/2)

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