Which S&P500 stocks are moving on Friday?

By Mill Chart – Last update: Mar 20, 2026

Uncover the latest developments among S&P500 stocks in today's session. Stay tuned to the S&P500 index's top gainers and losers on Friday.

Today's top gainers

Ticker	Change	Comment
DELL	5.14%	DELL TECHNOLOGIES -C (NYSE:DELL) experienced a significant 5.14% increase, reaching $164.81 during Friday's session. Shareholders saw the stock price going 31.66% higher in the past month.
T	2.92%	Investors celebrated as AT&T INC (NYSE:T) experienced a 2.92% rise in its shares, closing at $28.55 during Friday's session.
AON	2.64%	AON PLC-CLASS A's (NYSE:AON) stock price increased by 2.64% to $325.35.
OKE	2.59%	Investors celebrated as ONEOK INC (NYSE:OKE) experienced a 2.59% rise in its shares, closing at $90.68 during Friday's session. In the last 3 months the stock gained 23.33%.
AJG	2.52%	ARTHUR J GALLAGHER & CO's (NYSE:AJG) stock price displayed strong growth, advancing 2.52% and reaching $214.96 during Friday's session. In the last 6 months the stock lost 30.03%.
MS	2.5%	Exciting news for MORGAN STANLEY (NYSE:MS) as its stock price surged 2.5% to $162.52 during Friday's session. Shareholders saw the stock price going 31.97% higher is the past year.
APA	2.5%	APA CORP's (NASDAQ:APA) stock price is advancing with 2.5% to a price of $39.01. In the last month the share price increased with 30.88%.
OXY	2.49%	Exciting news for OCCIDENTAL PETROLEUM CORP (NYSE:OXY) as its stock price surged 2.49% to $61.06 during Friday's session. Shareholders saw the stock price going 50.38% higher in the past 3 months.
HUM	2.49%	Investors witnessed a remarkable 2.49% rise in HUMANA INC's (NYSE:HUM) shares, which climbed to $170.59 during Friday's session. In the last 3 months the share price dropped with 35.83%.
XOM	2.32%	EXXON MOBIL CORP (NYSE:XOM) rose 2.32% to $161.83 during Friday's after hours session. In the last 3 months the stock gained 35.54%.

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

Top losers

Ticker	Change	Comment
SMCI	-28.73%	The market experienced a 28.73% downturn in SUPER MICRO COMPUTER INC's (NASDAQ:SMCI) stock price, closing at $21.95 during Friday's session. The stock is trading 32.79% lower than 6 months ago.
VST	-7.0%	VISTRA CORP's (NYSE:VST) stock price is declining with 7.0% to a price of $155.44. In the last 6 months the share price dropped with 20.78%.
MOS	-6.91%	MOSAIC CO/THE's (NYSE:MOS) shares fell 6.91% to $24.39. The stock is trading 22.9% lower than 6 months ago.
SNDK	-6.87%	Investors witnessed a 6.87% drop in SANDISK CORP's (NASDAQ:SNDK) stock price, which closed at $719.02 during Friday's session. In the last month the share price increased with 24.31%.
CEG	-6.35%	CONSTELLATION ENERGY (NASDAQ:CEG) encountered a 6.35% decrease in its shares, reaching $296.37 during Friday's session. Two days ago the company had a press release: Constellation Announces Agreement to Sell PJM Generation Assets to LS Power as Part of FERC, U.S. DOJ Resolution of Calpine Transaction.
WDC	-5.57%	Investors witnessed a 5.57% drop in WESTERN DIGITAL CORP's (NASDAQ:WDC) stock price, which closed at $299.27 during Friday's session. In the last 3 months the stock gained 75.02%.
CIEN	-5.31%	Investors witnessed a 5.31% decrease in CIENA CORP's (NYSE:CIEN) stock price, which closed at $390.69 during Friday's session. In the last month the stock gained 29.58%.
FIX	-4.94%	COMFORT SYSTEMS USA INC's (NYSE:FIX) shares fell 4.94% to $1.37K. In the last 3 months the share price increased with 53.56%.
CRWD	-4.68%	Investors witnessed a 4.68% decrease in CROWDSTRIKE HOLDINGS INC - A's (NASDAQ:CRWD) stock price, which closed at $408.16 during Friday's session. Yesterday the company had a press release: CrowdStrike, AWS, and NVIDIA Announce Startup Accelerator Finalists Ahead of RSAC™ 2026; Robert Herjavec Joins as Celebrity Judge.
NRG	-4.39%	There was a notable decline in NRG ENERGY INC's (NYSE:NRG) shares, as they dropped 4.39% to $154.31 during Friday's session. The stock is trading 60.34% higher than a year ago.