S&P 500 is showing signs of institutional buying: Buy Imbalance hits +$988.5 million
Following the Big Money in S&P 500 Stocks
So far in trading today, the S&P 500 ETF is up 0.8%. SPY stock last traded at $747.98. Large volume bursts in S&P 500 stocks reached 55.9 million shares worth a total of $11.7 billion in transactions. There was notable buy pressure in the Technology and Consumer Discretionary sectors. Overall, buy volume pressure exceeded sell volume pressure by a 1.2 to 1 ratio. There were 144 stocks that had more buy pressure on balance, and 134 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$988.5 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 59.8%, compared with 40.2% 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 buy imbalance is +$988.5 million, however, the peak buy imbalance for the day occurred at 1:00 PM, when the net buy dollar volume was +$1.4 billion. The largest spike in imbalance came between 9:30 AM and 9:45 AM when the buy pressure outweighed the sell pressure by a 4.9 to 1 ratio.
Flow by Sector
Technology experienced the highest amount of dollar volume bursts of all the SPDR sectors, with buy dollar volume exceeding sell dollar volume by $883.0 million. 31 of the Technology stocks had positive dollar balance, versus 25 that were net negative.
Individual Stocks
NVDA stock had the single biggest volume burst activity of all the S&P 500 stocks. Buy volume bursts exceeded sell volume by 2.3 million shares. As of this afternoon, the average purchase price on buy volume was $234.20. The stock has rallied $8.21, indicating strength following the trade.

