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.

| Ticker | Change | Comment |
|---|---|---|
| HPE | 2.14% | 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. |
| MMM | 5.9% | 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. |
| HAL | 9.92% | 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. |
| PHM | 0.62% | 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. |
| F | 4.96% | 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. |
| RTX | 7.96% | 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. |
| GM | 15.57% | 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. |
| HOLX | 3.19% | 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.
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