As U.S. market appeal grows, so as well has the need for 24 -hour trading.
Studies of overnight trading show that liquidity and openness is reduced, leading to much less competition for spread compression and greater trading prices
That is necessary for capitalists trading overnight as higher prices can gnaw at returns. This, nonetheless, raises an intriguing inquiry: What stocks DO trade overnight– and are those stocks typically easier or more difficult to trade even during the day?
The information reveals that over night trading is very concentrated in a (relatively) small subset of protections, largely large exchange-traded products (ETPs) and large-cap technology stocks. Fortunately is those are likewise the supplies that have some of the lowest expenses throughout the day.
Less stocks are traded right into the night
The united state equity market presently lists around 11, 300 signs. Many see some trading activity during a typical trading day (core market hours are 9: 30 a.m.– 4: 00 p.m. Eastern Time). In fact, on an average day, over 10, 000 tickers trade greater than $ 10, 000
The breadth of trading activity drops significantly outdoors core hours.
Even throughout one of the most energetic extensive hour duration– from 4 p.m. – 8 p.m.– just 4, 354 stocks (38 5 % of the overall recognized safeties) normally trade greater than $ 10, 000 in worth.
Throughout over night hours, the number goes down better, with just 644 supplies per day seeing more than $ 10, 000 value traded. As a matter of fact, just 1, 403 supplies generally see any professions, highlighting the concentration of activity overnight.
Chart 1: Fewer stocks are traded throughout extended hours

Over night trading volume is focused on ETPs and S&P 500 business
If we consider the qualities of the supplies sold each trading session, we discover that core trading hours see one of the most diversified volume distribution.
Graph 2: Overnight trading is concentrated on ETPs and S&P 500 business

Trading patterns in pre- and post-market sessions aren’t that different– although even more ETFs sell the early morning. That’s likewise when some important macroeconomic news is released, so it might reflect that ETFs are cheap and effective tools, especially to mirror even more macroeconomic news.
But over night trading looks completely various. The majority of overnight trading is concentrated in ETFs and S&P 500 companies. Actually, just 7 % of the quantity originates from other firms.
Earnings trading is seasonal
We have previously kept in mind that the majority of revenues are introduced outside core hours (with around 43 % premarket and 57 % article market). That causes some additional trading in those supplies outside core market hours; however, data shows that, generally, those tickers don’t control their trading sessions. Having claimed that, revenues are seasonal– and during incomes period our information shows that profits supplies can reach as high as:
- ” data-font=”Symbol” data-listid=”33″ data-list-defn-props=”{“335552541″:1,”335559685″:720,”335559991″:360,”469769226″:”Symbol”,”469769242″:[8226],”469777803″:”left”,”469777804″:””,”469777815″:”hybridMultilevel”}” data-aria-posinset=”1″ data-aria-level=”1″>