S&P 500 Large Volume Bursts Reach $5.6 billion


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S&P 500 has seen increased institutional buying: Buy Imbalance reaches +$425.0 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 $563.18. Large volume bursts in S&P 500 stocks reached 39.9 million shares worth a total of $5.6 billion in transactions. There was notable buy pressure in the Consumer Discretionary and Consumer Staples sectors. Overall, buy volume pressure outpaced sell volume pressure by a 1.2 to 1 ratio. There were 134 stocks that had more buy pressure on balance, and 89 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$425.0 million in dollar volume trades. A larger portion of the trading volume matched up in the dark pool, with 51.0% of the large volume transactions being made off-exchange, while only 49.0% was traded on lit exchanges. 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 of +$425.0 million occurred at 2:00 PM. This also represented the peak buy imbalance for the day. The lowest cumulative sell imbalance occurred at 10:15 AM, when the net sell reached -$117.5 million. The largest spike in imbalance came between 12:15 PM and 12:30 PM when the buy pressure outweighed the sell pressure by a 3.4 to 1 ratio.

Flow by Sector

Technology experienced the largest dollar volume bursts of all the SPDR sectors, with buy dollar volume exceeding sell dollar volume by $9.6 million. 21 of the Technology stocks had positive dollar balance, versus 16 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 outpaced sell volume by 535,597 shares. As of this afternoon, the average purchase price on buy volume was $242.74. The stock has rallied $11.03, indicating strength following the trade.