S&P 500 is showing signs of institutional buying: Buy Imbalance hits +$758.8 million
Following the Big Money in S&P 500 Stocks
So far in trading today, the S&P 500 ETF is unchanged. SPY stock last traded at $679.25. Large volume bursts in S&P 500 stocks reached 40.3 million shares worth a total of $7.8 billion in transactions. There was notable buy pressure in the Technology and Industrials sectors. Overall, buy volume pressure exceeded sell volume pressure by a 1.2 to 1 ratio. There were 119 stocks that had more buy pressure on balance, and 145 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$758.8 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 63.5%, compared with 36.5% 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 +$758.8 million, however, the peak buy imbalance for the day occurred at 11:30 AM, when the net buy dollar volume was +$975.7 million. The largest spike in imbalance came between 10:30 AM and 10:45 AM when the buy pressure outweighed the sell pressure by a 2.7 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 $740.9 million. 22 of the Technology stocks had positive dollar balance, versus 34 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 outpaced sell volume by 3.7 million shares. As of this afternoon, the average purchase price on buy volume was $188.09. The stock has gained $4.59, indicating strength following the trade.

