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

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 (1/26/2026, 11:47:02 AM)

1063.35

-0.94 (-0.09%)


THE CIGNA GROUP

NYSE:CI (1/26/2026, 11:46:45 AM)

278.07

-1.13 (-0.4%)


STANLEY BLACK & DECKER INC

NYSE:SWK (1/26/2026, 11:47:06 AM)

81.84

-0.64 (-0.78%)


MCKESSON CORP

NYSE:MCK (1/26/2026, 11:46:28 AM)

822.88

+2.65 (+0.32%)


ZEBRA TECHNOLOGIES CORP-CL A

NASDAQ:ZBRA (1/26/2026, 11:47:03 AM)

242.61

+2.07 (+0.86%)


FIRST SOLAR INC

NASDAQ:FSLR (1/26/2026, 11:47:07 AM)

245.7

+3.55 (+1.47%)


NRG ENERGY INC

NYSE:NRG (1/26/2026, 11:46:57 AM)

149.855

+0.55 (+0.37%)


IQVIA HOLDINGS INC

NYSE:IQV (1/26/2026, 11:46:58 AM)

237.27

+1.96 (+0.83%)



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