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Which S&P500 stocks have an unusual volume on Wednesday?

By Mill Chart

Last update: Aug 6, 2025

Let's have a look at the S&P500 stocks with an unusual volume in today's session.


unusualvolume

Top unusual volume stocks

TickerChangeComment
VRTX3.1%VERTEX PHARMACEUTICALS INC (NASDAQ:VRTX) has an unusual volume of 3.0M shares today. Leading to a price increase of 3.1%. The average daily volume over the past 50 days is 1.46M. Hence, the current volume is 105.0% above the average volume, indicating a deviation from the usual trading pattern. A press release (Vertex Reports Second Quarter 2025 Financial Results) was released two days ago.
TDG-1.96%The stock of TRANSDIGM GROUP INC (NYSE:TDG) has caught attention with a significant volume of 464.63K shares today. The share price experienced a decrease of 1.96%. The average volume over the last 50 days is 275.48K, making today's volume 68.66% above the average. This signifies a notable change in market participation.
CDW2.47%CDW CORP/DE (NASDAQ:CDW) has an unusual volume of 1.38M shares. Shares are rising by 2.47%. Compared to the average daily volume of the past 50 days, the current volume is 30.04% above, suggesting an unusual level of trading activity. The company's earnings where released Yesterday. Earlier today the company had a press release: CDW Declares Quarterly Cash Dividend of $0.625 Per Share.
MTCH9.03%So far 9.38M shares of MATCH GROUP INC (NASDAQ:MTCH) have traded in today's session. MTCH is experiencing an advancement of 9.03% in its share price today. With an average volume of 4.12M over the past 50 days, the current volume is 128.0% above the average. This deviation signals a potential shift in market dynamics.
EMR-7.97%7.22M shares of EMERSON ELECTRIC CO (NYSE:EMR) exchanged hands today. EMR is experiencing a downward trend, with a decline of 7.97%. This is 137.0% above the average daily volume of the last 50 days. The company's earnings where released Yesterday.
PH-2.69%So far 822.42K shares of PARKER HANNIFIN CORP (NYSE:PH) have traded in today's session. Shares are witnessing a downward movement, with a decrease of 2.69%. This volume is 40.8% above the average 50 day volume. The company is releasing earnings today.
ANET16.92%The trading volume of ARISTA NETWORKS INC (NYSE:ANET) today is 17.42M shares, which is considered unusual. ANET is advancing 16.92% today. This volume is 79.19% above the average 50 day volume. Yesterday the company had a press release: Arista Networks, Inc. Reports Second Quarter 2025 Financial Results.
DAY-0.81%So far 2.4M shares of DAYFORCE INC (NYSE:DAY) have traded in today's session. The share price experienced a decrease of 0.81%. The average daily volume over the past 50 days is 1.79M. Hence, the current volume is 33.92% above the average volume, indicating a deviation from the usual trading pattern. yesterday the company released their earnings. A press release (Dayforce Reports Second Quarter 2025 Results¹) was released earlier today.
IFF-7.01%So far 2.71M shares of INTL FLAVORS & FRAGRANCES (NYSE:IFF) have traded in today's session. Leading to a price decrease of 7.01%. With an average daily volume of 1.61M over the past 50 days, today's volume is 67.8% above the average, indicating a potential shift in market sentiment. Yesterday the company had a press release: IFF Reports Second Quarter 2025 Results.
AMD-7.5%ADVANCED MICRO DEVICES (NASDAQ:AMD) has an unusual volume of 92.48M shares. Shares are falling by 7.5%. The average volume measured over 50 days is 52.84M, so this is 75.01% above the average volume. Yesterday the company had a press release: AMD Reports Second Quarter 2025 Financial Results.

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

INTL FLAVORS & FRAGRANCES

NYSE:IFF (9/5/2025, 8:22:14 PM)

After market: 66.03 0 (0%)

66.03

+0.5 (+0.76%)


VERTEX PHARMACEUTICALS INC

NASDAQ:VRTX (9/5/2025, 8:00:02 PM)

After market: 397 +0.88 (+0.22%)

396.12

-0.81 (-0.2%)


TRANSDIGM GROUP INC

NYSE:TDG (9/5/2025, 8:04:00 PM)

After market: 1271.04 0 (0%)

1271.04

-10.77 (-0.84%)


EMERSON ELECTRIC CO

NYSE:EMR (9/5/2025, 8:10:00 PM)

After market: 132.55 0 (0%)

132.55

-0.55 (-0.41%)


PARKER HANNIFIN CORP

NYSE:PH (9/5/2025, 8:04:00 PM)

After market: 767.62 +9.06 (+1.19%)

758.56

+1.6 (+0.21%)


ADVANCED MICRO DEVICES

NASDAQ:AMD (9/5/2025, 8:00:01 PM)

After market: 150.01 -1.13 (-0.75%)

151.14

-10.65 (-6.58%)


CDW CORP/DE

NASDAQ:CDW (9/5/2025, 8:02:39 PM)

After market: 169.73 0 (0%)

169.73

+3.48 (+2.09%)


ARISTA NETWORKS INC

NYSE:ANET (9/5/2025, 8:04:00 PM)

After market: 142.8 -0.05 (-0.04%)

142.85

+1.68 (+1.19%)


MATCH GROUP INC

NASDAQ:MTCH (9/5/2025, 8:00:01 PM)

After market: 38.31 +0.14 (+0.37%)

38.17

+0.78 (+2.09%)


DAYFORCE INC

NYSE:DAY (9/5/2025, 8:06:59 PM)

After market: 69 0 (0%)

69

-0.55 (-0.79%)



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