These S&P500 stocks that are showing activity before the opening bell on Wednesday.

By Mill Chart - Last update: Jul 30, 2025

Before the opening bell on Wednesday, let's take a glimpse of the US markets and explore the S&P500 top gainers and losers in today's pre-market session.


premarket

Gainers

TickerChangeComment
HUM8.12%During Wednesday's pre-market session, HUMANA INC (NYSE:HUM) experienced a 8.12% increase, with the stock price reaching $251.5. HUMANA INC released earnings Yesterday. A press release (Humana Reports Second Quarter 2025 Financial Results; Raises Full Year 2025 Adjusted EPS and Revenue Guidance) was released earlier today.
TER7.28%Pre-market trading on Wednesday showed positive momentum for TERADYNE INC (NASDAQ:TER), as the stock price advanced 7.28% to reach $97.14. A press release (Teradyne Reports Second Quarter 2025 Results) was released yesterday.
SBUX6.01%During Wednesday's pre-market trading, STARBUCKS CORP (NASDAQ:SBUX) demonstrated strong momentum, with the stock price rising 6.01% to $98.55. Yesterday the company had a press release: Starbucks Reports Q3 Fiscal Year 2025 Results.
VRSK5.33%VERISK ANALYTICS INC's (NASDAQ:VRSK) stock price is advancing with 5.33% to a price of $309.72. VERISK ANALYTICS INC released earnings Yesterday. A press release (Verisk Reports Second-Quarter 2025 Financial Results) was released earlier today.
HSY4.49%HERSHEY CO/THE's (NYSE:HSY) shares rose 4.49% to $194.6. HERSHEY CO/THE released earnings Yesterday. Shareholders saw the stock price going 24.78% higher is the past 6 months.
GRMN2.38%Exciting news for GARMIN LTD (NYSE:GRMN) as their shares soared 2.38% to $245.0 during the pre-market session on Wednesday. GARMIN LTD released earnings Yesterday. In the last 3 months the share price increased with 24.78%.
CVS2.25%During Wednesday's pre-market session, CVS HEALTH CORP (NYSE:CVS) exhibited strong growth, with the stock price climbing 2.25% to $61.35. CVS is releasing earnings today.
FTV2.1%FORTIVE CORP's (NYSE:FTV) stock price increased by 2.1% to $51.99. FORTIVE CORP released earnings Yesterday. A press release (Fortive Reports Second Quarter 2025 Results) was released earlier today.
SWKS2.04%SKYWORKS SOLUTIONS INC's (NASDAQ:SWKS) stock price is advancing with 2.04% to a price of $73.41. In the last year the share price dropped with 31.29%.

Our premarket gainers page will show you the full list.

Today's pre-market losers

TickerChangeComment
STX-6.48%Wednesday's pre-market session showed a 6.48% decrease in the stock price of SEAGATE TECHNOLOGY HOLDINGS (NASDAQ:STX), reaching $142.79. A press release (Seagate Technology Reports Fiscal Fourth Quarter and Fiscal Year 2025 Financial Results) was released yesterday.
TT-5.73%The stock price of TRANE TECHNOLOGIES PLC (NYSE:TT) is declining by 5.73%, reaching $443.97 during Wednesday's pre-market session. yesterday the company released their earnings. A press release (Trane Technologies Reports Strong Second Quarter Results; Raises Full-Year Revenue and EPS Guidance) was released earlier today.
ODFL-5.01%The pre-market session on Wednesday witnessed a 5.01% decrease in OLD DOMINION FREIGHT LINE's (NASDAQ:ODFL) shares, with the stock price falling to $154.0. OLD DOMINION FREIGHT LINE released earnings Yesterday. Earlier today the company had a press release: Old Dominion Freight Line Reports Second Quarter 2025 Earnings Per Diluted Share of $1.27.
PANW-3.95%During Wednesday's pre-market session, the shares of PALO ALTO NETWORKS INC (NASDAQ:PANW) declined by 3.95%, reaching $186.18. The stock is trading 26.86% higher than a year ago.
UHS-3.57%UNIVERSAL HEALTH SERVICES-B's (NYSE:UHS) shares fell 3.57% to $157.0. In the last year the share price dropped with 23.63%.
ADP-2.81%During Wednesday's pre-market session, the shares of AUTOMATIC DATA PROCESSING (NASDAQ:ADP) declined by 2.81%, reaching $299.98. AUTOMATIC DATA PROCESSING released earnings Yesterday.
V-2.36%The stock price of VISA INC-CLASS A SHARES (NYSE:V) is experiencing a decline of 2.36%, reaching $343.0 in today's pre-market session on Wednesday. A press release (Visa Brings Google Pay Integration to Fleet Cards, Enabling Tokenization and Push-to-Wallet Across the Digital Wallet Ecosystem) was released earlier today.

To see the full list of premarket losers you can use our premarket losers page.

HERSHEY CO/THE

NYSE:HSY (3/13/2026, 4:03:39 PM)

After market: 217.09 0 (0%)

217.09

+1.59 (+0.74%)


HUMANA INC

NYSE:HUM (3/13/2026, 4:02:52 PM)

After market: 165.43 0 (0%)

165.43

+1.76 (+1.08%)


UNIVERSAL HEALTH SERVICES-B

NYSE:UHS (3/13/2026, 4:04:14 PM)

After market: 192.42 0 (0%)

192.42

+1.93 (+1.01%)


VISA INC-CLASS A SHARES

NYSE:V (3/13/2026, 4:03:04 PM)

After market: 307.14 0 (0%)

307.14

+0.64 (+0.21%)


CVS HEALTH CORP

NYSE:CVS (3/13/2026, 4:02:56 PM)

After market: 76.13 0 (0%)

76.13

+0.06 (+0.08%)


STARBUCKS CORP

NASDAQ:SBUX (3/13/2026, 4:03:37 PM)

After market: 99.01 -0.14 (-0.14%)

99.15

-1.03 (-1.03%)


OLD DOMINION FREIGHT LINE

NASDAQ:ODFL (3/13/2026, 4:02:49 PM)

After market: 180.75 +0.01 (+0.01%)

180.74

+4.5 (+2.55%)


AUTOMATIC DATA PROCESSING

NASDAQ:ADP (3/13/2026, 4:02:47 PM)

After market: 208.52 0 (0%)

208.52

+1.07 (+0.52%)


SEAGATE TECHNOLOGY HOLDINGS

NASDAQ:STX (3/13/2026, 4:04:30 PM)

After market: 383.71 0 (0%)

383.71

+9.73 (+2.6%)


GARMIN LTD

NYSE:GRMN (3/13/2026, 4:02:48 PM)

After market: 233.52 0 (0%)

233.52

-1.31 (-0.56%)


SKYWORKS SOLUTIONS INC

NASDAQ:SWKS (3/13/2026, 4:04:41 PM)

After market: 54.74 0 (0%)

54.74

-0.46 (-0.83%)


TERADYNE INC

NASDAQ:TER (3/13/2026, 4:05:20 PM)

After market: 286.42 0 (0%)

286.42

-0.19 (-0.07%)


VERISK ANALYTICS INC

NASDAQ:VRSK (3/13/2026, 4:02:50 PM)

After market: 201.22 0 (0%)

201.22

+3.18 (+1.61%)


PALO ALTO NETWORKS INC

NASDAQ:PANW (3/13/2026, 4:03:45 PM)

After market: 167.015 +0.01 (+0.01%)

167.005

-1.12 (-0.66%)


FORTIVE CORP

NYSE:FTV (3/13/2026, 4:02:54 PM)

After market: 54.27 0 (0%)

54.27

-0.56 (-1.02%)


TRANE TECHNOLOGIES PLC

NYSE:TT (3/13/2026, 4:02:52 PM)

After market: 422.4 0 (0%)

422.4

+0.58 (+0.14%)



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