In today's session, there are S&P500 stocks with remarkable trading volume.

By Mill Chart - Last update: Jul 31, 2025

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


unusualvolume

Top unusual volume stocks

TickerChangeComment
PANW-4.45%Today's trading session witnessed an unusual volume of 16.23M shares for PALO ALTO NETWORKS INC (NASDAQ:PANW). This decline in share price leads to a decrease of 4.45%. This is 178.0% above the average daily volume of the last 50 days.
UPS-0.49%With 6.86M shares traded so far, UNITED PARCEL SERVICE-CL B (NYSE:UPS) is experiencing an unusual level of activity today. Shares are falling by 0.49%. Today's trading volume is 21.85% above the average 50-day volume, indicating a significant deviation from the norm.
GNRC7.37%The trading volume of GENERAC HOLDINGS INC (NYSE:GNRC) today is 1.7M shares, which is considered unusual. Leading to a price increase of 7.37%. The current trading volume is 74.02% above the average 50-day volume. This indicates a significant deviation from the average trading activity.
CVS1.65%With 14.39M shares traded so far, CVS HEALTH CORP (NYSE:CVS) is experiencing an unusual level of activity today. CVS is showing a positive trend today, with a price increase of 1.65%. In comparison to the average daily volume of the last 50 days, the current volume is 90.13% above. This suggests a notable change in trading activity. CVS HEALTH CORP released earnings Yesterday. A press release (CVS HEALTH CORPORATION REPORTS SECOND QUARTER 2025 RESULTS AND UPDATES FULL-YEAR 2025 GUIDANCE) was released earlier today.
CHRW16.96%The stock of C.H. ROBINSON WORLDWIDE INC (NASDAQ:CHRW) has caught attention with a significant volume of 2.57M shares today. The share price of CHRW increased by 16.96% today, reflecting positive market movement. This volume is 135.0% above the average 50 day volume. Yesterday the company had a press release: C.H. Robinson Reports 2025 Second Quarter Results.
TYL4.97%Today's trading session witnessed an unusual volume of 521.94K shares for TYLER TECHNOLOGIES INC (NYSE:TYL). The market is favoring TYL today, as its share price records a notable increase of 4.97%. The average volume measured over 50 days is 290.01K, so this is 79.97% above the average volume. A press release (Tyler Technologies Reports Second Quarter 2025 Results) was released yesterday.
ALGN-34.86%So far 8.18M shares of ALIGN TECHNOLOGY INC (NASDAQ:ALGN) have traded in today's session. The current market conditions have led to a price decrease of 34.86% for ALGN. This volume is 827.0% above the average 50 day volume. Yesterday the company had a press release: Align Technology Announces Second Quarter 2025 Financial Results.
EBAY18.19%EBAY INC (NASDAQ:EBAY) has an unusual volume of 11.16M shares today. Shares in EBAY are on the rise, with a gain of 18.19% observed in today's trading session. The current trading volume is 110.0% above the average 50-day volume. This indicates a significant deviation from the average trading activity.
WDC8.69%With 12.81M shares traded so far, WESTERN DIGITAL CORP (NASDAQ:WDC) is experiencing an unusual level of activity today. The market is favoring WDC today, as its share price records a notable increase of 8.69%. In comparison to the average daily volume of the last 50 days, the current volume is 100.0% above. This suggests a notable change in trading activity. Yesterday the company had a press release: Western Digital Reports Fiscal Fourth Quarter and Fiscal Year 2025 Financial Results.
CZR-2.76%So far 6.89M shares of CAESARS ENTERTAINMENT INC (NASDAQ:CZR) have traded in today's session. Shares are witnessing a downward movement, with a decrease of 2.76%. Today's trading volume is 29.42% above the average 50-day volume, indicating a significant deviation from the norm. Two days ago the company had a press release: Caesars Entertainment, Inc. Reports Second Quarter 2025 Results.

Our unusual volume stocks screener will show you the full list.

ALIGN TECHNOLOGY INC

NASDAQ:ALGN (3/11/2026, 4:39:50 PM)

After market: 175 +0.19 (+0.11%)

174.81

+5.38 (+3.18%)


C.H. ROBINSON WORLDWIDE INC

NASDAQ:CHRW (3/11/2026, 5:48:02 PM)

After market: 175.78 0 (0%)

175.78

-0.08 (-0.05%)


UNITED PARCEL SERVICE-CL B

NYSE:UPS (3/11/2026, 5:48:54 PM)

After market: 100.548 -0.25 (-0.25%)

100.8

-0.12 (-0.12%)


EBAY INC

NASDAQ:EBAY (3/11/2026, 4:55:04 PM)

After market: 91.68 0 (0%)

91.68

+0.82 (+0.9%)


CVS HEALTH CORP

NYSE:CVS (3/11/2026, 5:51:03 PM)

After market: 75.68 -0.04 (-0.05%)

75.72

-0.6 (-0.79%)


WESTERN DIGITAL CORP

NASDAQ:WDC (3/11/2026, 5:47:00 PM)

After market: 269.048 +0.24 (+0.09%)

268.81

+2.59 (+0.97%)


TYLER TECHNOLOGIES INC

NYSE:TYL (3/11/2026, 5:05:00 PM)

After market: 348.32 0 (0%)

348.32

-5.92 (-1.67%)


GENERAC HOLDINGS INC

NYSE:GNRC (3/11/2026, 5:05:00 PM)

After market: 212.6 -0.02 (-0.01%)

212.62

+1.91 (+0.91%)


CAESARS ENTERTAINMENT INC

NASDAQ:CZR (3/11/2026, 6:00:01 PM)

After market: 29.04 -0.03 (-0.1%)

29.07

+3.06 (+11.76%)


PALO ALTO NETWORKS INC

NASDAQ:PANW (3/11/2026, 5:59:49 PM)

After market: 164.26 -0.67 (-0.41%)

164.93

-0.65 (-0.39%)



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