S&P 500 is showing signs of institutional selling: Sell Imbalance sits at -$2.8 billion
Following the Big Money in S&P 500 Stocks
So far in trading today, the S&P 500 ETF is down 0.6%. SPY stock last traded at $734.68. Large volume bursts in S&P 500 stocks reached 51.0 million shares worth a total of $12.3 billion in transactions. There was notable buy pressure in the Consumer Staples and Energy sectors. Overall, sell volume pressure exceeded buy volume pressure by a 1.7 to 1 ratio. There were 131 stocks that had more buy pressure on balance, and 155 stocks that had more sell pressure from large institutions. As a whole, there was a net negative -$2.8 billion in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 56.2%, compared with 43.8% 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 -$2.8 billion, however, the furthest sell imbalance for the day occurred at 1:30 PM, when the net sell dollar volume was -$3.0 billion. The highest cumulative buy imbalance occurred at 9:45 AM, when the net buy hit +$140.4 million. The largest spike in imbalance came between 10:15 AM and 10:30 AM when the sell pressure surpassed the buy pressure by a 4.8 to 1 ratio.
Flow by Sector
Technology saw the most dollar volume bursts of all the SPDR sectors, with sell dollar volume exceeding buy dollar volume by $2.3 billion. 15 of the Technology stocks had positive dollar balance, versus 39 that were net negative.
Individual Stocks
INTC stock had the single biggest volume burst activity of all the S&P 500 stocks. Sell volume bursts outpaced buy volume by 1.9 million shares. As of this afternoon, the average trade price on sell volume was $119.96. The stock has fallen $13.01, indicating weakness following the trade.

