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Which S&P500 stocks have an unusual volume on Tuesday?

By Mill Chart

Last update: Aug 5, 2025

Discover the S&P500 stocks that are experiencing unusual trading volume in today's session. Find out more about these stocks below.


unusualvolume

Today's unusual volume stocks

TickerChangeComment
IDXX-5.7%IDEXX LABORATORIES INC (NASDAQ:IDXX) has an unusual volume of 933.96K shares. This decline in share price leads to a decrease of 5.7%. The current trading volume is 60.25% above the average 50-day volume. This indicates a significant deviation from the average trading activity. Yesterday the company had a press release: IDEXX Laboratories Announces Second Quarter Results.
ZBRA-10.46%The trading activity for ZEBRA TECHNOLOGIES CORP-CL A (NASDAQ:ZBRA) has surged with a volume of 1.16M shares today. ZBRA is experiencing a downward trend, with a decline of 10.46%. With an average volume of 465.38K over the past 50 days, the current volume is 150.0% above the average. This deviation signals a potential shift in market dynamics. The company's earnings where released Yesterday. A press release (Zebra Technologies Announces Second-Quarter 2025 Results) was released earlier today.
CHTR1.96%2.07M shares of CHARTER COMMUNICATIONS INC-A (NASDAQ:CHTR) have been traded so far today. Investors in CHTR are enjoying a price surge of 1.96% today, indicating bullish market sentiment. This is 23.39% above the average daily volume of the last 50 days.
APTV-0.15%5.29M shares of APTIV PLC (NYSE:APTV) exchanged hands today. The share price experienced a decrease of 0.15%. This volume is 128.0% above the average 50 day volume.
AWK-3.6%The trading activity for AMERICAN WATER WORKS CO INC (NYSE:AWK) has surged with a volume of 3.83M shares today. The share price has dropped by 3.6% in today's session. Today's trading volume is 222.0% above the average 50-day volume, indicating a significant deviation from the norm. Yesterday the company had a press release: American Water Announces Pricing of Common Stock Offering of 7,042,254 Shares with a Forward Component.
VRTX-16.82%6.27M shares of VERTEX PHARMACEUTICALS INC (NASDAQ:VRTX) have been traded so far today. The price decline of 16.82% reflects a downward movement in VRTX shares. The average daily volume over the past 50 days is 1.28M. Hence, the current volume is 390.0% above the average volume, indicating a deviation from the usual trading pattern. Yesterday the company had a press release: Vertex Reports Second Quarter 2025 Financial Results.
YUM-2.67%2.7M shares of YUM! BRANDS INC (NYSE:YUM) exchanged hands today. YUM is experiencing a downward trend, with a decline of 2.67%. The average volume over the last 50 days is 1.9M, making today's volume 41.95% above the average. This signifies a notable change in market participation. YUM! BRANDS INC released earnings Yesterday. A press release (Yum! Brands Reports Second-Quarter Results) was released earlier today.
SBAC-3.87%1.01M shares of SBA COMMUNICATIONS CORP (NASDAQ:SBAC) exchanged hands today. Leading to a price decrease of 3.87%. Today's trading volume is 45.28% above the average 50-day volume, indicating a significant deviation from the norm. A press release (SBA Communications Corporation Reports Second Quarter 2025 Results; Updates Full Year 2025 Outlook; and Declares Quarterly Cash Dividend) was released yesterday.
DD3.04%Today, DUPONT DE NEMOURS INC (NYSE:DD) stands out with a high volume of 3.82M shares. Shares in DD are on the rise, with a gain of 3.04% observed in today's trading session. This is 43.38% above the average daily volume of the last 50 days. DUPONT DE NEMOURS INC released earnings Yesterday. Yesterday the company had a press release: Chemours, DuPont and Corteva Reach Agreement with the State of New Jersey to Comprehensively Resolve All Environmental Claims Including PFAS.
ACN-2.86%Today's trading session witnessed an unusual volume of 4.7M shares for ACCENTURE PLC-CL A (NYSE:ACN). The current market conditions have led to a price decrease of 2.86% for ACN. The current trading volume is 30.69% above the average 50-day volume. This indicates a significant deviation from the average trading activity.

To see the full list of unusual volume stocks you can use our unusual volume stocks screener.

DUPONT DE NEMOURS INC

NYSE:DD (12/15/2025, 8:21:42 PM)

After market: 40.46 -0.15 (-0.37%)

40.61

-0.32 (-0.78%)


IDEXX LABORATORIES INC

NASDAQ:IDXX (12/15/2025, 8:00:02 PM)

After market: 700.55 0 (0%)

700.55

-3.65 (-0.52%)


VERTEX PHARMACEUTICALS INC

NASDAQ:VRTX (12/15/2025, 8:00:02 PM)

Premarket: 457 +1.29 (+0.28%)

455.71

+3.67 (+0.81%)


ACCENTURE PLC-CL A

NYSE:ACN (12/15/2025, 8:04:00 PM)

Premarket: 276.99 +2.33 (+0.85%)

274.66

+3.1 (+1.14%)


YUM! BRANDS INC

NYSE:YUM (12/15/2025, 8:04:00 PM)

After market: 153.82 0 (0%)

153.82

+2.76 (+1.83%)


ZEBRA TECHNOLOGIES CORP-CL A

NASDAQ:ZBRA (12/15/2025, 8:00:03 PM)

After market: 265.29 0 (0%)

265.29

-3.1 (-1.16%)


SBA COMMUNICATIONS CORP

NASDAQ:SBAC (12/15/2025, 8:00:02 PM)

After market: 193.13 0 (0%)

193.13

+1.47 (+0.77%)


AMERICAN WATER WORKS CO INC

NYSE:AWK (12/15/2025, 8:06:33 PM)

After market: 134.13 0 (0%)

134.13

+2.58 (+1.96%)


CHARTER COMMUNICATIONS INC-A

NASDAQ:CHTR (12/15/2025, 8:14:55 PM)

After market: 209.146 -0.37 (-0.18%)

209.52

+2.92 (+1.41%)


APTIV PLC

NYSE:APTV (12/15/2025, 8:05:24 PM)

After market: 77.35 0 (0%)

77.35

-1.43 (-1.82%)



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