Explore the top gainers and losers within the S&P500 index in today's session.

Last update: Jul 9, 2025

Let's delve into the developments on the US markets in the middle of the day on Wednesday. Below, you'll find the top gainers and losers within the S&P500 index during today's session.

Top gainers

Ticker	Change	Comment
AES	17.16%	Positive market sentiment drove AES CORP's (NYSE:AES) stock price up by 17.16% to $12.97 during Wednesday's session. In the last year the stock lost 41.4%.
VST	4.27%	VISTRA CORP (NYSE:VST) rose 4.27% to $198.3 during Wednesday's after hours session. Shareholders saw the stock price going 70.24% higher in the past 3 months.
BA	4.2%	BOEING CO/THE (NYSE:BA) experienced a significant 4.2% increase, reaching $227.7 during Wednesday's session. Shareholders saw the stock price going 39.33% higher in the past 3 months.
BLDR	3.08%	BUILDERS FIRSTSOURCE INC's (NYSE:BLDR) shares rose 3.08% to $131.16 during Wednesday's session.
LEN	3.0%	LENNAR CORP-A's (NYSE:LEN) stock price is advancing with 3.0% to a price of $113.73. Shareholders saw the stock price going 30.94% lower is the past year.
DHI	3.0%	DR HORTON INC's (NYSE:DHI) shares soared 3.0% to $135.31 during Wednesday's session.
MRK	2.93%	Investors celebrated as MERCK & CO. INC. (NYSE:MRK) experienced a 2.93% rise in its shares, closing at $83.75 during Wednesday's session. Earlier today the company had a press release: Merck to Acquire Verona Pharma, Expanding its Portfolio to Include Ohtuvayre® (ensifentrine), a First-In-Class COPD Maintenance Treatment for Adults and Expected to Drive Growth into the Next Decade.
TPR	2.8%	Investors celebrated as TAPESTRY INC (NYSE:TPR) experienced a 2.8% rise in its shares, closing at $94.8 during Wednesday's session. Shareholders saw the stock price going 45.44% higher in the past 3 months.
ANET	2.67%	ARISTA NETWORKS INC's (NYSE:ANET) stock price displayed strong growth, advancing 2.67% and reaching $106.15 during Wednesday's session. Yesterday the company had a press release: Arista Networks to Announce Q2 2025 Financial Results on Tuesday, August 5, 2025.
COIN	2.46%	COINBASE GLOBAL INC -CLASS A's (NASDAQ:COIN) stock price increased by 2.46% to $363.54. Yesterday the company had a press release: Bitcoin Acquisitions Booming as Companies Tap into Coinbase Credit Facilities Opportunity.

Our top gainers page will show you the full list.

Losers

Ticker	Change	Comment
FICO	-5.32%	FAIR ISAAC CORP's (NYSE:FICO) shares fell 5.32% to $1.61K. Yesterday the company had a press release: FICO Platform Powers R$1B Digital Transformation in Brazil’s Rural Credit System.
MO	-4.32%	ALTRIA GROUP INC's (NYSE:MO) stock price encountered a 4.32% decline, reaching $56.97 during Wednesday's session. The stock is trading 24.74% higher than a year ago.
HSY	-4.27%	There was a notable decline in HERSHEY CO/THE's (NYSE:HSY) shares, as they dropped 4.27% to $162.67 during Wednesday's session.
TMO	-2.74%	The market experienced a 2.74% downturn in THERMO FISHER SCIENTIFIC INC's (NYSE:TMO) stock price, closing at $414.51 during Wednesday's session. In the last 6 months the share price dropped with 21.42%.
DVA	-2.66%	DAVITA INC's (NYSE:DVA) stock price faced a 2.66% decline, reaching $139.98 during Wednesday's session.
MPWR	-2.55%	Investors witnessed a 2.55% drop in MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) stock price, which closed at $741.88 during Wednesday's session. The stock is trading 42.8% higher than 3 months ago.
MNST	-2.53%	During Wednesday's session, MONSTER BEVERAGE CORP's (NASDAQ:MNST) shares took a tumble, falling 2.53% to $60.03. Shareholders saw the stock price going 23.82% higher is the past 6 months.
BKR	-2.38%	BAKER HUGHES CO's (NASDAQ:BKR) stock price faced a 2.38% decline, reaching $39.16 during Wednesday's session.
UNH	-2.3%	The market experienced a downward movement in UNITEDHEALTH GROUP INC's (NYSE:UNH) stock price, closing at $300.63 with a 2.3% decrease during Wednesday's session. A press release (Bragar Eagel & Squire, P.C. Reminds Investors That Class Action Lawsuits Have Been Filed Against UnitedHealth, Bitfarms, and Reddit and Encourages Investors to Contact the Firm) was released two days ago.
ACN	-2.29%	ACCENTURE PLC-CL A (NYSE:ACN) encountered a 2.29% decrease in its shares, reaching $296.38 during Wednesday's session.

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