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What's going on in today's session: S&P500 movers

By Mill Chart

Last update: May 19, 2025

Stay updated with the movements of the S&P500 index one hour before the close of the markets on Monday. Discover which stocks are leading as top gainers and losers in today's session.

Today's top gainers

TickerChangeComment
UNH6.92%Investors celebrated as UNITEDHEALTH GROUP INC (NYSE:UNH) experienced a 6.92% rise in its shares, closing at $312.11 during Monday's session. A press release (UNITEDHEALTH GROUP INCORPORATED (NYSE: UNH) SHAREHOLDER ALERT Bernstein Liebhard LLP Reminds UnitedHealth Group Incorporated Investors of Upcoming Deadline) was released yesterday.
MRNA6.11%MODERNA INC's (NASDAQ:MRNA) stock price displayed strong growth, advancing 6.11% and reaching $26.38 during Monday's session. In the last 3 months the share price dropped with 24.64%.
DG4.63%DOLLAR GENERAL CORP's (NYSE:DG) shares rose 4.63% to $97.88 during Monday's session. In the last 3 months the share price increased with 28.93%.
GEV3.96%GE VERNOVA INC's (NYSE:GEV) stock price increased by 3.96% to $445.0. Shareholders saw the stock price going 32.3% higher in the past month.
HUM3.58%Exciting news for HUMANA INC (NYSE:HUM) as its stock price surged 3.58% to $246.49 during Monday's session. Shareholders saw the stock price going 33.19% lower is the past year.
TTWO3.05%Investors celebrated as TAKE-TWO INTERACTIVE SOFTWRE (NASDAQ:TTWO) experienced a 3.05% rise in its shares, closing at $233.65 during Monday's session. In the last 6 months the stock gained 27.65%.
GILD2.79%GILEAD SCIENCES INC (NASDAQ:GILD) experienced a significant 2.79% increase, reaching $105.36 during Monday's session. The stock is trading 51.36% higher than a year ago.
NI2.26%Investors celebrated as NISOURCE INC (NYSE:NI) experienced a 2.26% rise in its shares, closing at $39.97 during Monday's session. In the last year the share price increased with 33.7%.
BIIB2.25%BIOGEN INC's (NASDAQ:BIIB) shares rose 2.25% to $128.42 during Monday's session. In the last 6 months the share price dropped with 21.5%.
AZO2.17%AUTOZONE INC's (NYSE:AZO) shares rose 2.17% to $3.87K during Monday's session. Shareholders saw the stock price going 21.85% higher is the past 6 months.

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

Losers

TickerChangeComment
FSLR-9.57%During Monday's session, FIRST SOLAR INC's (NASDAQ:FSLR) shares took a tumble, falling 9.57% to $161.38. In the last month the share price increased with 39.44%.
ENPH-4.5%Investors witnessed a 4.5% drop in ENPHASE ENERGY INC's (NASDAQ:ENPH) stock price, which closed at $48.13 during Monday's session. In the last 3 months the share price dropped with 21.18%.
AES-4.34%AES CORP's (NYSE:AES) shares fell 4.34% to $11.68 during Monday's session. In the last 3 months the share price increased with 22.96%.
CZR-4.12%CAESARS ENTERTAINMENT INC's (NASDAQ:CZR) stock price is declining with 4.12% to a price of $29.43. Shareholders saw the stock price going 20.34% higher in the past month.
BBY-3.52%Investors witnessed a 3.52% drop in BEST BUY CO INC's (NYSE:BBY) stock price, which closed at $71.2 during Monday's session. BBY is releasing earnings today. In the last 6 months the stock lost 20.35%.
ON-2.92%ON SEMICONDUCTOR's (NASDAQ:ON) stock price is declining with 2.92% to a price of $43.61. In the last month the stock gained 29.68%.
BLDR-2.87%There was a notable decline in BUILDERS FIRSTSOURCE INC's (NYSE:BLDR) shares, as they dropped 2.87% to $117.18 during Monday's session. In the last 3 months the stock lost 21.61%.
TSLA-2.75%The market experienced a 2.75% downturn in TESLA INC's (NASDAQ:TSLA) stock price, closing at $340.36 during Monday's session. The stock is trading 45.0% higher than a month ago.
MPWR-2.71%The market experienced a downward movement in MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) stock price, closing at $696.0 with a 2.71% decrease during Monday's session. In the last month the stock gained 36.64%.
PSX-2.64%The market experienced a downward movement in PHILLIPS 66's (NYSE:PSX) stock price, closing at $121.24 with a 2.64% decrease during Monday's session. In the last month the stock gained 26.87%.

For the full top loser list go to our top losers page.

BIOGEN INC

NASDAQ:BIIB (5/21/2025, 5:20:00 PM)

After market: 126.82 0 (0%)

126.82

-3.73 (-2.86%)


GILEAD SCIENCES INC

NASDAQ:GILD (5/21/2025, 5:20:00 PM)

After market: 107.72 0 (0%)

107.72

-1.39 (-1.27%)


HUMANA INC

NYSE:HUM (5/21/2025, 5:30:46 PM)

After market: 235.5 -10.27 (-4.18%)

245.77

-9.54 (-3.74%)


UNITEDHEALTH GROUP INC

NYSE:UNH (5/21/2025, 5:31:10 PM)

After market: 290.89 -12.09 (-3.99%)

302.98

-18.6 (-5.78%)


AUTOZONE INC

NYSE:AZO (5/21/2025, 5:05:00 PM)

After market: 3872.6 0 (0%)

3872.6

-7.55 (-0.19%)


BEST BUY CO INC

NYSE:BBY (5/21/2025, 5:07:31 PM)

After market: 70.15 0 (0%)

70.15

-1 (-1.41%)


BUILDERS FIRSTSOURCE INC

NYSE:BLDR (5/21/2025, 5:09:26 PM)

After market: 108.5 +0.12 (+0.11%)

108.38

-6.24 (-5.44%)


TAKE-TWO INTERACTIVE SOFTWRE

NASDAQ:TTWO (5/21/2025, 8:53:27 AM)

Premarket: 228.1 +1.34 (+0.59%)

226.76

-10.74 (-4.52%)


FIRST SOLAR INC

NASDAQ:FSLR (5/21/2025, 5:20:00 PM)

After market: 162.76 -0.61 (-0.37%)

163.37

-3.85 (-2.3%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (5/21/2025, 5:20:39 PM)

After market: 678.62 0 (0%)

678.62

-21.55 (-3.08%)


NISOURCE INC

NYSE:NI (5/21/2025, 5:05:00 PM)

After market: 38.85 0 (0%)

38.85

-0.66 (-1.67%)


AES CORP

NYSE:AES (5/21/2025, 5:27:04 PM)

After market: 10.1999 +0.07 (+0.69%)

10.13

-1.11 (-9.88%)


DOLLAR GENERAL CORP

NYSE:DG (5/21/2025, 5:11:55 PM)

After market: 100.84 +0.06 (+0.06%)

100.78

-1.42 (-1.39%)


TESLA INC

NASDAQ:TSLA (5/21/2025, 5:31:09 PM)

After market: 331.95 -2.67 (-0.8%)

334.62

-9.2 (-2.68%)


CAESARS ENTERTAINMENT INC

NASDAQ:CZR (5/21/2025, 5:25:41 PM)

After market: 27.63 -0.33 (-1.18%)

27.96

-1.45 (-4.93%)


ENPHASE ENERGY INC

NASDAQ:ENPH (5/21/2025, 5:29:31 PM)

After market: 47.1518 -0.14 (-0.29%)

47.29

-1.75 (-3.57%)


PHILLIPS 66

NYSE:PSX (5/21/2025, 5:07:45 PM)

After market: 111.78 0 (0%)

111.78

-9.12 (-7.54%)


ON SEMICONDUCTOR

NASDAQ:ON (5/21/2025, 5:20:14 PM)

After market: 43.36 -0.3 (-0.69%)

43.66

-0.6 (-1.36%)


MODERNA INC

NASDAQ:MRNA (5/21/2025, 5:30:19 PM)

After market: 25.76 -0.04 (-0.16%)

25.8

-2.19 (-7.82%)


GE VERNOVA INC

NYSE:GEV (5/21/2025, 5:18:27 PM)

After market: 454 +0.97 (+0.21%)

453.03

+2.99 (+0.66%)



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ChartMill News Image2 days ago - ChartmillWhat's going on in today's session: S&P500 movers

Stay updated with the movements of the S&P500 index one hour before the close of the markets on Monday. Discover which stocks are leading as top gainers and losers in today's session.

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