S&P 500 has seen increased institutional selling: Sell Imbalance reaches -$282.7 million
Following the Big Money in S&P 500 Stocks
So far in trading today, the S&P 500 ETF is down 0.7%. SPY stock last traded at $656.54. Large volume bursts in S&P 500 stocks reached 44.2 million shares worth a total of $7.1 billion in transactions. There was notable buy pressure in the Technology and Energy sectors. Overall, sell volume pressure exceeded buy volume pressure by 9.2%. There were 143 stocks that had more buy pressure on balance, and 159 stocks that had more sell pressure from large institutions. As a whole, there was a net negative -$282.7 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 57.2%, compared with 42.8% 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 -$282.7 million, however, the furthest sell imbalance for the day occurred at 1:15 PM, when the net sell dollar volume was -$357.0 million. The highest cumulative buy imbalance occurred at 11:15 AM, when the net buy hit +$443.6 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 5.0 to 1 ratio.
Flow by Sector
Technology had the most dollar volume bursts of all the SPDR sectors, with buy dollar volume exceeding sell dollar volume by $341.9 million. 29 of the Technology stocks had positive dollar balance, versus 26 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 142,696 shares. As of this afternoon, the average trade price on sell volume was $177.47. The stock has fallen $2.24, indicating weakness following the trade.

