SPY: Large Volume Trades and Price Impact


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S&P 500 is indicating institutional buying: Buy Imbalance reaches +$217.3 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 $641.19. Large volume bursts in S&P 500 stocks reached 44.6 million shares worth a total of $6.3 billion in transactions. There was notable buy pressure in the Communication Services and Consumer Discretionary sectors. Overall, buy volume pressure outpaced sell volume pressure by 0.0%. There were 121 stocks that had more buy pressure on balance, and 121 stocks that had more sell pressure from large institutions. As a whole, there was a net positive +$217.3 million in dollar volume trades. The trading volume was nearly equal between lit exchanges and trades matched up on dark pool venues. 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 +$217.3 million, however, the peak buy imbalance for the day occurred at 10:45 AM, when the net buy dollar volume was +$600.1 million. The lowest cumulative sell imbalance occurred at 9:45 AM, when the net sell reached -$54.5 million. The largest spike in imbalance came between 10:45 AM and 11:00 AM when the sell pressure surpassed the buy pressure by a 3.2 to 1 ratio.

Flow by Sector

Technology experienced the biggest dollar volume bursts of all the SPDR sectors, with sell dollar volume exceeding buy dollar volume by $80.3 million. 21 of the Technology stocks had positive dollar balance, versus 25 that were net negative.

Individual Stocks

TGT stock had the single biggest volume burst activity of all the S&P 500 stocks. Sell volume bursts exceeded buy volume by 23,720 shares. As of this afternoon, the average trade price on sell volume was $91.96. Even though the sell pressure has been significant, the stock price has risen $0.06 on the day.

Market Data Delayed 15 Minutes