S&P 500: Large Volume Trades in Focus


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S&P 500 is showing signs of institutional buying: Buy Imbalance sits at +$390.9 million

Following the Big Money in S&P 500 Stocks

So far in trading today, the S&P 500 ETF is up 0.6%. SPY stock last traded at $571.42. Large volume bursts in S&P 500 stocks reached 37.3 million shares worth a total of $4.4 billion in transactions. There was notable buy pressure in the Technology and Communication Services sectors. Overall, buy volume pressure exceeded sell volume pressure by a 1.2 to 1 ratio. There were 113 stocks that had more buy pressure on balance, and 106 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$390.9 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 50.9%, compared with 49.1% 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 +$390.9 million, however, the peak buy imbalance for the day occurred at 11:00 AM, when the net buy dollar volume was +$544.4 million. The largest spike in imbalance came between 10:45 AM and 11:00 AM when the buy pressure outweighed the sell pressure by a 3.3 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 $582.0 million. 22 of the Technology stocks had positive dollar balance, versus 18 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 3.1 million shares. As of this afternoon, the average purchase price on buy volume was $131.80. The stock price increased $4.46, indicating strength following the trade.