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Let's take a look at the S&P500 stocks that are experiencing unusual volume in today's session.

By Mill Chart

Last update: May 12, 2025

Let's take a look at the S&P500 stocks that are experiencing unusual volume in today's session.

Unusual volume stocks

TickerChangeComment
MCK-2.75%The trading volume of MCKESSON CORP (NYSE:MCK) today is 1.6M shares, which is considered unusual. Shares are falling by 2.75%. Today's trading volume is 47.52% above the average 50-day volume, indicating a significant deviation from the norm.
IQV4.64%With 3.66M shares traded so far, IQVIA HOLDINGS INC (NYSE:IQV) is experiencing an unusual level of activity today. Shares are rising by 4.64%. The current trading volume is 85.96% above the average 50-day volume. This indicates a significant deviation from the average trading activity.
LLY3.55%ELI LILLY & CO (NYSE:LLY) has an unusual volume of 6.3M shares today. The market is favoring LLY today, as its share price records a notable increase of 3.55%. With an average daily volume of 4.07M over the past 50 days, today's volume is 54.89% above the average, indicating a potential shift in market sentiment.
NRG24.24%5.63M shares of NRG ENERGY INC (NYSE:NRG) exchanged hands today. The market is favoring NRG today, as its share price records a notable increase of 24.24%. In comparison to the average daily volume of the last 50 days, the current volume is 84.01% above. This suggests a notable change in trading activity. yesterday the company released their earnings. Earlier today the company had a press release: NRG Energy, Inc. Reports First Quarter 2025 Results and Reaffirms 2025 Financial Guidance.
FSLR7.41%FIRST SOLAR INC (NASDAQ:FSLR) has an unusual volume of 4.57M shares. FSLR is advancing 7.41% today. In comparison to the average daily volume of the last 50 days, the current volume is 20.33% above. This suggests a notable change in trading activity.
ZBRA11.17%With 1.01M shares traded so far, ZEBRA TECHNOLOGIES CORP-CL A (NASDAQ:ZBRA) is experiencing an unusual level of activity today. ZBRA is advancing 11.17% today. With an average volume of 695.89K over the past 50 days, the current volume is 45.1% above the average. This deviation signals a potential shift in market dynamics. Earlier today the company had a press release: Zebra Technologies Showcases New Intelligent Automation Solutions at Automate 2025.
SWK14.65%STANLEY BLACK & DECKER INC's (NYSE:SWK) traded a high volume of 3.84M shares. Shares in SWK are on the rise, with a gain of 14.65% observed in today's trading session. The average daily volume over the past 50 days is 2.95M. Hence, the current volume is 30.3% above the average volume, indicating a deviation from the usual trading pattern.
CI-6.08%THE CIGNA GROUP (NYSE:CI) has an unusual volume of 2.11M shares today. The current market conditions have led to a price decrease of 6.08% for CI. Today's trading volume is 20.74% above the average 50-day volume, indicating a significant deviation from the norm.

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

ELI LILLY & CO

NYSE:LLY (5/30/2025, 8:11:49 PM)

After market: 737.751 +0.08 (+0.01%)

737.67

+15.1 (+2.09%)


THE CIGNA GROUP

NYSE:CI (5/30/2025, 8:04:00 PM)

After market: 316.64 0 (0%)

316.64

+4.59 (+1.47%)


STANLEY BLACK & DECKER INC

NYSE:SWK (5/30/2025, 8:04:00 PM)

After market: 65.6 +0.17 (+0.26%)

65.43

-1.1 (-1.65%)


MCKESSON CORP

NYSE:MCK (5/30/2025, 10:58:16 PM)

After market: 719.51 0 (0%)

719.51

+6.65 (+0.93%)


ZEBRA TECHNOLOGIES CORP-CL A

NASDAQ:ZBRA (5/30/2025, 8:00:02 PM)

After market: 289.77 0 (0%)

289.77

-2.73 (-0.93%)


FIRST SOLAR INC

NASDAQ:FSLR (5/30/2025, 8:00:00 PM)

Premarket: 158 -0.08 (-0.05%)

158.08

+2.13 (+1.37%)


NRG ENERGY INC

NYSE:NRG (5/30/2025, 8:20:49 PM)

After market: 155.5 -0.4 (-0.26%)

155.9

+1.43 (+0.93%)


IQVIA HOLDINGS INC

NYSE:IQV (5/30/2025, 8:05:37 PM)

After market: 139.86 -0.47 (-0.33%)

140.33

-0.69 (-0.49%)



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