S&P 500 Large Volume Bursts Reach $5.9 billion


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S&P 500 is showing signs of institutional selling: Sell Imbalance sits at -$807.5 million

Following the Big Money in S&P 500 Stocks

So far in trading today, the S&P 500 ETF is up 0.6%. SPY stock last traded at $590.05. Large volume bursts in S&P 500 stocks reached 37.4 million shares worth a total of $5.9 billion in transactions. There was notable buy pressure in the Health Care and Financial sectors. Overall, sell volume pressure exceeded buy volume pressure by a 1.3 to 1 ratio. There were 116 stocks that had more buy pressure on balance, and 139 stocks that had more sell pressure from large institutions. As a whole, there was a net negative -$807.5 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 64.6%, compared with 35.4% 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 -$807.5 million, however, the furthest sell imbalance for the day occurred at 1:15 PM, when the net sell dollar volume was -$891.9 million. The largest spike in imbalance came between 12:15 PM and 12:30 PM when the sell pressure surpassed the buy pressure by a 4.9 to 1 ratio.

Flow by Sector

Consumer Discretionary experienced the most dollar volume bursts of all the SPDR sectors, with sell dollar volume exceeding buy dollar volume by $516.9 million. 12 of the Consumer Discretionary stocks had positive dollar balance, versus 11 that were net negative.

Individual Stocks

TSLA stock had the single biggest volume burst activity of all the S&P 500 stocks. Sell volume bursts exceeded buy volume by 1.2 million shares. As of this afternoon, the average trade price on sell volume was $437.51. The stock has fallen $3.26, indicating weakness following the trade.