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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: Oct 21, 2025

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


unusualvolume

Today's unusual volume stocks

TickerChangeComment
HPE2.14%HEWLETT PACKARD ENTERPRISE (NYSE:HPE) has an unusual volume of 35.74M shares. HPE is experiencing an advancement of 2.14% in its share price today. Today's trading volume is 36.39% above the average 50-day volume, indicating a significant deviation from the norm.
T-0.17%40.52M shares of AT&T INC (NYSE:T) exchanged hands today. This decline in share price leads to a decrease of 0.17%. The average volume over the last 50 days is 33.74M, making today's volume 20.1% above the average. This signifies a notable change in market participation. Today T is releasing earnings.
MMM5.9%So far 3.58M shares of 3M CO (NYSE:MMM) have traded in today's session. MMM is advancing 5.9% today. This volume is 25.19% above the average 50 day volume. yesterday the company released their earnings.
HAL9.92%The trading activity for HALLIBURTON CO (NYSE:HAL) has surged with a volume of 20.92M shares today. The share price increased by 9.92%. This is 69.21% above the average daily volume of the last 50 days. yesterday the company released their earnings. Earlier today the company had a press release: Halliburton Announces Third Quarter 2025 Results.
DGX-2.18%The trading volume of QUEST DIAGNOSTICS INC (NYSE:DGX) today is 1.4M shares, which is considered unusual. The price of DGX is experiencing a downturn, with a decrease of 2.18%. Today's trading volume is 71.67% above the average 50-day volume, indicating a significant deviation from the norm. QUEST DIAGNOSTICS INC released earnings Yesterday.
PHM0.62%PULTEGROUP INC's (NYSE:PHM) traded a high volume of 2.69M shares. PHM is advancing 0.62% today. Compared to the average daily volume of the past 50 days, the current volume is 22.46% above, suggesting an unusual level of trading activity. PULTEGROUP INC released earnings Yesterday. Earlier today the company had a press release: PulteGroup Reports Third Quarter 2025 Financial Results.
F4.96%With 161.59M shares traded so far, FORD MOTOR CO (NYSE:F) is experiencing an unusual level of activity today. The price of F has increased by 4.96%, indicating upward momentum in the market. The average daily volume over the past 50 days is 66.11M. Hence, the current volume is 144.0% above the average volume, indicating a deviation from the usual trading pattern. The company is releasing earnings today.
RTX7.96%RTX CORP's (NYSE:RTX) traded a high volume of 7.16M shares. The market is favoring RTX today, as its share price records a notable increase of 7.96%. Compared to the average daily volume of the past 50 days, the current volume is 70.51% above, suggesting an unusual level of trading activity. The company's earnings where released Yesterday. Yesterday the company had a press release: Global Defense Stocks Have Rocketed Higher In 2025 as Artificial Intelligence Technology Fueling Big Gains.
GM15.57%So far 28.42M shares of GENERAL MOTORS CO (NYSE:GM) have traded in today's session. The price of GM has increased by 15.57%, indicating upward momentum in the market. The current trading volume is 286.0% above the average 50-day volume. This indicates a significant deviation from the average trading activity. yesterday the company released their earnings.
HOLX3.19%15.13M shares of HOLOGIC INC (NASDAQ:HOLX) have been traded so far today. HOLX is showing a positive trend today, with a price increase of 3.19%. Today's trading volume is 675.0% above the average 50-day volume, indicating a significant deviation from the norm. Earlier today the company had a press release: HOLX Stock Alert: Halper Sadeh LLC Is Investigating Whether the Sale of Hologic, Inc. Is Fair to Shareholders.

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

HALLIBURTON CO

NYSE:HAL (12/10/2025, 8:04:00 PM)

Premarket: 28.87 -0.17 (-0.59%)

29.04

+0.46 (+1.61%)


3M CO

NYSE:MMM (12/10/2025, 8:06:03 PM)

Premarket: 165.82 +0.16 (+0.1%)

165.66

+0.57 (+0.35%)


FORD MOTOR CO

NYSE:F (12/10/2025, 8:04:00 PM)

Premarket: 13.39 -0.02 (-0.15%)

13.41

+0.33 (+2.52%)


HOLOGIC INC

NASDAQ:HOLX (12/10/2025, 8:00:01 PM)

After market: 74.76 -0.07 (-0.09%)

74.83

-0.06 (-0.08%)


QUEST DIAGNOSTICS INC

NYSE:DGX (12/10/2025, 8:04:00 PM)

Premarket: 179.52 +0.01 (+0.01%)

179.51

-0.11 (-0.06%)


PULTEGROUP INC

NYSE:PHM (12/10/2025, 8:12:24 PM)

Premarket: 128.6 +0.7 (+0.55%)

127.9

+4.86 (+3.95%)


AT&T INC

NYSE:T (12/10/2025, 8:19:52 PM)

Premarket: 24.47 +0.08 (+0.33%)

24.39

-0.12 (-0.49%)


GENERAL MOTORS CO

NYSE:GM (12/10/2025, 8:04:00 PM)

Premarket: 80.65 -0.15 (-0.19%)

80.8

+3.64 (+4.72%)


HEWLETT PACKARD ENTERPRISE

NYSE:HPE (12/10/2025, 8:04:00 PM)

Premarket: 25.03 -0.23 (-0.91%)

25.26

+0.49 (+1.98%)


RTX CORP

NYSE:RTX (12/10/2025, 8:17:02 PM)

Premarket: 174.69 -0.03 (-0.02%)

174.72

+2.79 (+1.62%)



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