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

Last update: May 16, 2025

The US market is yet to commence its session on Friday, but let's get a preview of the pre-market session and explore the top S&P500 gainers and losers driving the early market movements.

Gainers

Ticker	Change	Comment
VST	5.01%	During Friday's pre-market session, VISTRA CORP (NYSE:VST) experienced a 5.01% increase, with the stock price reaching $159.68. In the last month the stock gained 31.23%.
CHTR	4.63%	CHARTER COMMUNICATIONS INC-A's (NASDAQ:CHTR) stock price increased by 4.63% to $439.0. Earlier today the company had a press release: Liberty Broadband Provides Update Regarding Pending Acquisition by Charter.
POOL	4.62%	The pre-market session on Friday saw a significant rise in POOL CORP's (NASDAQ:POOL) shares, climbing 4.62% to $328.0.
STZ	3.65%	CONSTELLATION BRANDS INC-A (NYSE:STZ) rose 3.65% to $197.6 during Friday's pre-market session. In the last year the share price dropped with 25.36%.
CZR	3.43%	CAESARS ENTERTAINMENT INC's (NASDAQ:CZR) shares rose 3.43% to $31.35 during Friday's pre-market session. Shareholders saw the stock price going 22.46% higher in the past month.
UNH	3.37%	Pre-market trading on Friday showed positive momentum for UNITEDHEALTH GROUP INC (NYSE:UNH), as the stock price advanced 3.37% to reach $283.6. After experiencing a -10.93% loss in the previous session, UNH is showing resilience and signs of recovery in today's pre-market session. Two days ago the company had a press release: UNH INVESTOR ALERT: Bronstein, Gewirtz & Grossman LLC Announces That UnitedHealth Group Incorporated Investors With Substantial Losses Have Opportunity to Lead Class Action Lawsuit.
EL	3.35%	During Friday's pre-market trading, ESTEE LAUDER COMPANIES-CL A (NYSE:EL) demonstrated strong momentum, with the stock price rising 3.35% to $65.8. Shareholders saw the stock price going 20.91% higher in the past month.
AMD	2.76%	Investors witnessed a remarkable surge in ADVANCED MICRO DEVICES (NASDAQ:AMD) during Friday's pre-market session, with the stock price rising 2.76% to $118.17. Two days ago the company had a press release: AMD Announces New $6 Billion Share Repurchase Authorization.
SMCI	2.46%	SUPER MICRO COMPUTER INC's (NASDAQ:SMCI) stock price is advancing with 2.46% to a price of $45.04. In the last month the share price increased with 37.85%.
PNR	2.23%	Exciting news for PENTAIR PLC (NYSE:PNR) as their shares soared 2.23% to $99.99 during the pre-market session on Friday. Shareholders saw the stock price going 21.17% higher in the past month.

For the full premarket gainers list go to our premarket gainers page.

Today's pre-market losers

Ticker	Change	Comment
FOXA	-4.58%	During Friday's pre-market session, the shares of FOX CORP - CLASS A (NASDAQ:FOXA) declined by 4.58%, reaching $52.92. In the last 6 months the stock gained 21.52%.
AMAT	-4.51%	The stock price of APPLIED MATERIALS INC (NASDAQ:AMAT) is experiencing a decline of 4.51%, reaching $166.86 in today's pre-market session on Friday. A press release (Applied Materials Announces Second Quarter 2025 Results) was released yesterday.
SJM	-3.6%	JM SMUCKER CO/THE's (NYSE:SJM) stock price decreased by 3.6% to $108.59.
DHI	-2.35%	Today's pre-market session reveals a 2.35% decline in the stock price of DR HORTON INC (NYSE:DHI), now priced at $120.49. In the last 6 months the stock lost 23.65%.
NEM	-2.35%	NEWMONT CORP's (NYSE:NEM) stock price is declining with 2.35% to a price of $48.67. Yesterday the company had a press release: Newmont Publishes 2024 Sustainability and Taxes & Royalties Reports.