S&P 500: Large Volume Trades in Focus


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S&P 500 has seen increased institutional selling: Sell Imbalance reaches -$249.6 million

Following the Big Money in S&P 500 Stocks

So far in trading today, the S&P 500 ETF is unchanged. SPY stock last traded at $571.88. Large volume bursts in S&P 500 stocks reached 27.1 million shares worth a total of $3.2 billion in transactions. There was notable buy pressure in the Consumer Discretionary and Communication Services sectors. Overall, sell volume pressure outpaced buy volume pressure by a 1.2 to 1 ratio. There were 119 stocks that had more buy pressure on balance, and 103 stocks that had more sell pressure from large institutions. As a whole, there was a net negative -$249.6 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 64.7%, compared with 35.3% being transacted in the dark pool. To learn more about large volume trades, check out our help section.

Daily Chart: Large Volume Bursts Over Time

As you can see from the chart below, the most recent cumulative sell imbalance is -$249.6 million, however, the furthest sell imbalance for the day occurred at 11:30 AM, when the net sell dollar volume was -$285.6 million. The largest spike in imbalance came between 11:15 AM and 11:30 AM when the sell pressure surpassed the buy pressure by a 2.9 to 1 ratio.

Flow by Sector

Technology experienced the largest dollar volume bursts of all the SPDR sectors, with sell dollar volume exceeding buy dollar volume by $277.6 million. 13 of the Technology stocks had positive dollar balance, versus 24 that were net negative.

Individual Stocks

NVDA stock had the single biggest volume burst activity of all the S&P 500 stocks. Sell volume bursts exceeded buy volume by 2.0 million shares. As of this afternoon, the average trade price on sell volume was $121.13. The stock price decreased $3.65, indicating weakness following the trade.