S&P 500 is indicating institutional selling: Sell Imbalance reaches -$301.2 million
Following the Big Money in S&P 500 Stocks
So far in trading today, the S&P 500 ETF is down 0.4%. SPY stock last traded at $669.04. Large volume bursts in S&P 500 stocks reached 33.5 million shares worth a total of $6.6 billion in transactions. There was notable buy pressure in the Communication Services and Health Care sectors. Overall, sell volume pressure surpassed buy volume pressure by 9.9%. There were 98 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 -$301.2 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 66.8%, compared with 33.2% 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 -$301.2 million, however, the furthest sell imbalance for the day occurred at 1:45 PM, when the net sell dollar volume was -$321.7 million. The highest cumulative buy imbalance occurred at 10:00 AM, when the net buy hit +$608.8 million. The largest spike in imbalance came between 9:30 AM and 9:45 AM when the buy pressure outweighed the sell pressure by a 3.8 to 1 ratio.
Flow by Sector
Consumer Discretionary saw the highest amount of dollar volume bursts of all the SPDR sectors, with sell dollar volume exceeding buy dollar volume by $207.0 million. 6 of the Consumer Discretionary stocks had positive dollar balance, versus 20 that were net negative.
Individual Stocks
TSLA stock had the single biggest volume burst activity of all the S&P 500 stocks. Buy volume bursts exceeded sell volume by 676,527 shares. As of this afternoon, the average purchase price on buy volume was $416.39. The stock price increased $7.94, indicating strength following the trade.

