SPY: Stocks with Huge Volume Spikes


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S&P 500 has seen increased institutional buying: Buy Imbalance sits at +$990.2 million

Following the Big Money in S&P 500 Stocks

So far in trading today, the S&P 500 ETF is up 0.5%. SPY stock last traded at $563.93. Large volume bursts in S&P 500 stocks reached 39.4 million shares worth a total of $6.1 billion in transactions. There was notable buy pressure in the Consumer Discretionary and Technology sectors. Overall, buy volume pressure outpaced sell volume pressure by a 1.4 to 1 ratio. There were 123 stocks that had more buy pressure on balance, and 87 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$990.2 million in dollar volume trades. A greater amount of the trading volume occurred on lit exchanges, at 52.5%, compared with 47.5% 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 +$990.2 million, however, the peak buy imbalance for the day occurred at 1:30 PM, when the net buy dollar volume was +$1.1 billion. The largest spike in imbalance came between 11:15 AM and 11:30 AM when the buy pressure outweighed the sell pressure by a 5.0 to 1 ratio.

Flow by Sector

Consumer Discretionary had the biggest dollar volume bursts of all the SPDR sectors, with buy dollar volume exceeding sell dollar volume by $786.5 million. 16 of the Consumer Discretionary stocks had positive dollar balance, versus 10 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 exceeded sell volume by 2.5 million shares. As of this afternoon, the average purchase price on buy volume was $274.49. The stock has rallied $14.06, indicating strength following the trade.