Top S&P500 movers in Wednesday's session

Last update: Oct 22, 2025

Wondering what's happening in today's session for the S&P500 index? Stay informed with the top movers within the S&P500 index on Wednesday.

Today's top gainers

Ticker	Change	Comment
ISRG	14.73%	In an impressive move, INTUITIVE SURGICAL INC's (NASDAQ:ISRG) shares recorded a 14.73% increase, closing at $530.89 during Wednesday's session. A press release (Intuitive Announces Third Quarter Earnings) was released yesterday.
AVY	9.52%	In an impressive move, AVERY DENNISON CORP's (NYSE:AVY) shares recorded a 9.52% increase, closing at $179.09 during Wednesday's session. The company's earnings where released Yesterday. A press release (Walmart and Avery Dennison Collaborate to Enhance Freshness and Increase Operational Efficiency Using RFID) was released earlier today.
BSX	4.42%	With a 4.42% surge, BOSTON SCIENTIFIC CORP's (NYSE:BSX) stock price reached $104.32 during Wednesday's session, signaling positive momentum. BOSTON SCIENTIFIC CORP released earnings Yesterday.
IPG	3.71%	INTERPUBLIC GROUP OF COS INC's (NYSE:IPG) stock price displayed strong growth, advancing 3.71% and reaching $27.94 during Wednesday's session.
OMC	3.71%	OMNICOM GROUP's (NYSE:OMC) shares rose 3.71% to $81.63 during Wednesday's session. The stock is trading 21.7% lower than a year ago.
HLT	3.51%	HILTON WORLDWIDE HOLDINGS IN's (NYSE:HLT) stock price is advancing with 3.51% to a price of $275.31. The company's earnings where released Yesterday. Earlier today the company had a press release: AI, Robotics Power Expansion and Uplisting Momentum Across Emerging Markets.
SLB	3.25%	SLB LTD (NYSE:SLB) witnessed a notable 3.25% uptick in its shares, reaching $34.61 during Wednesday's session.
APH	2.87%	Exciting news for AMPHENOL CORP-CL A (NYSE:APH) as its stock price surged 2.87% to $128.01 during Wednesday's session. The company's earnings where released Yesterday. Earlier today the company had a press release: Amphenol Reports Record Third Quarter 2025 Results and Announces Dividend Increase.
HAL	2.83%	HALLIBURTON CO (NYSE:HAL) experienced a significant 2.83% increase, reaching $25.95 during Wednesday's session. A press release (100 Charities Nationwide Receive Funds Raised Through the Halliburton Charity Golf Tournament) was released earlier today.
PM	2.81%	Investors witnessed a remarkable 2.81% rise in PHILIP MORRIS INTERNATIONAL's (NYSE:PM) shares, which climbed to $156.27 during Wednesday's session.

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

Losers

Ticker	Change	Comment
LII	-10.2%	Investors witnessed a 10.2% decrease in LENNOX INTERNATIONAL INC's (NYSE:LII) stock price, which closed at $493.01 during Wednesday's session. LENNOX INTERNATIONAL INC released earnings Yesterday.
NFLX	-9.77%	Investors witnessed a 9.77% drop in NETFLIX INC's (NASDAQ:NFLX) stock price, which closed at $1.12K during Wednesday's session. In the last year the stock gained 64.49%.
COIN	-7.45%	COINBASE GLOBAL INC -CLASS A's (NASDAQ:COIN) stock price faced a 7.45% decline, reaching $313.39 during Wednesday's session. In the last 6 months the stock gained 61.52%.
TXN	-7.17%	There was a downturn in TEXAS INSTRUMENTS INC's (NASDAQ:TXN) shares, as they experienced a 7.17% decline, closing at $167.88 during Wednesday's session.
PWR	-6.32%	QUANTA SERVICES INC's (NYSE:PWR) stock price is declining with 6.32% to a price of $409.77. In the last 6 months the stock gained 52.23%.
HOOD	-6.07%	ROBINHOOD MARKETS INC - A's (NASDAQ:HOOD) stock price decreased by 6.07% to $123.84. In the last 3 months the share price increased with 25.74%.
SMCI	-6.04%	SUPER MICRO COMPUTER INC's (NASDAQ:SMCI) stock price decreased by 6.04% to $51.51. In the last 6 months the stock gained 50.32%.
MCHP	-5.69%	Investors witnessed a 5.69% drop in MICROCHIP TECHNOLOGY INC's (NASDAQ:MCHP) stock price, which closed at $63.67 during Wednesday's session. Shareholders saw the stock price going 44.0% higher is the past 6 months.
ON	-5.58%	There was a notable decline in ON SEMICONDUCTOR's (NASDAQ:ON) shares, as they dropped 5.58% to $52.01 during Wednesday's session. In the last 6 months the share price increased with 38.99%.
GNRC	-5.19%	The market experienced a 5.19% downturn in GENERAC HOLDINGS INC's (NYSE:GNRC) stock price, closing at $182.51 during Wednesday's session. Shareholders saw the stock price going 22.64% higher in the past 3 months.

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