Exploring the top movers within the S&P500 index during today's session.

By Mill Chart - Last update: Mar 31, 2025

Let's have a look at what is happening on the US markets in the middle of the day on Monday. Below you can find the top S&P500 gainers and losers in today's session.

Top gainers

TickerChangeComment
DFS5.14%DISCOVER FINANCIAL SERVICES's (NYSE:DFS) shares rose 5.14% to $166.88. In the last year the stock gained 21.08%.
AIG3.11%AMERICAN INTERNATIONAL GROUP's (NYSE:AIG) shares rose 3.11% to $86.22 during Monday's session. Earlier today the company had a press release: AIG to Report First Quarter 2025 Financial Results on May 1, 2025, and Host Conference Call on May 2, 2025.
LYV2.98%LIVE NATION ENTERTAINMENT IN (NYSE:LYV) experienced a significant 2.98% increase, reaching $128.75 during Monday's session.
PARA2.6%PARAMOUNT GLOBAL-CLASS B's (NASDAQ:PARA) shares rose 2.6% to $11.86 during Monday's session.
MO2.4%ALTRIA GROUP INC's (NYSE:MO) shares rose 2.4% to $59.55. In the last year the stock gained 33.31%.
COP2.32%Investors witnessed a remarkable 2.32% rise in CONOCOPHILLIPS's (NYSE:COP) shares, which climbed to $104.75 during Monday's session.
DLTR2.28%DOLLAR TREE INC's (NASDAQ:DLTR) stock price increased by 2.28% to $74.41. In the last year the stock lost 45.36%.
BMY2.05%BRISTOL-MYERS SQUIBB CO's (NYSE:BMY) stock price is advancing with 2.05% to a price of $61.25.
IPG2.03%Exciting news for INTERPUBLIC GROUP OF COS INC (NYSE:IPG) as its stock price surged 2.03% to $26.82 during Monday's session.
FOX2.01%FOX CORP - CLASS B's (NASDAQ:FOX) stock price displayed strong growth, advancing 2.01% and reaching $51.53 during Monday's session. In the last 6 months the stock gained 30.07%.

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

Top losers

TickerChangeComment
MRNA-8.48%There was a downturn in MODERNA INC's (NASDAQ:MRNA) shares, as they experienced a 8.48% decline, closing at $28.48 during Monday's session. Earlier today the company had a press release: Moderna Receives Australian Therapeutic Goods Administration Approval for RSV Vaccine for Older Adults.
TSLA-4.18%TESLA INC's (NASDAQ:TSLA) shares fell 4.18% to $252.52 during Monday's session. In the last 3 months the share price dropped with 38.95%.
CRL-4.17%CHARLES RIVER LABORATORIES's (NYSE:CRL) shares fell 4.17% to $149.07. The stock is trading 21.56% lower than 6 months ago.
NVDA-3.93%NVIDIA CORP (NASDAQ:NVDA) encountered a 3.93% decrease in its shares, reaching $105.36 during Monday's session. In the last year the share price increased with 21.38%.
MU-3.81%MICRON TECHNOLOGY INC's (NASDAQ:MU) shares fell 3.81% to $85.07 during Monday's session. In the last year the share price dropped with 24.98%.
AXON-3.54%AXON ENTERPRISE INC's (NASDAQ:AXON) stock price decreased by 3.54% to $516.02. Shareholders saw the stock price going 35.31% higher is the past 6 months.
MPWR-3.22%Investors witnessed a 3.22% drop in MONOLITHIC POWER SYSTEMS INC's (NASDAQ:MPWR) stock price, which closed at $561.22 during Monday's session. Earlier today the company had a press release: Monolithic Power Systems, Inc. Investors: April 7, 2025 Filing Deadline in Securities Class Action - Contact Kessler Topaz Meltzer & Check, LLP.
CZR-3.19%There was a notable decline in CAESARS ENTERTAINMENT INC's (NASDAQ:CZR) shares, as they dropped 3.19% to $24.85 during Monday's session. In the last month the stock lost 22.73%.
CRWD-3.14%CROWDSTRIKE HOLDINGS INC - A's (NASDAQ:CRWD) stock price decreased by 3.14% to $345.91. The stock is trading 24.92% higher than 6 months ago.
ON-3.13%ON SEMICONDUCTOR's (NASDAQ:ON) stock price encountered a 3.13% decline, reaching $39.66 during Monday's session. In the last 3 months the stock lost 37.98%.

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

CONOCOPHILLIPS

NYSE:COP (2/27/2026, 8:04:00 PM)

Premarket: 119.2 +5.74 (+5.06%)

113.46

+2.76 (+2.49%)


ALTRIA GROUP INC

NYSE:MO (2/27/2026, 8:20:48 PM)

Premarket: 68.9 -0.14 (-0.2%)

69.04

-0.43 (-0.62%)


DISCOVER FINANCIAL SERVICES

NYSE:DFS (5/16/2025, 8:04:00 PM)

After market: 198.1 -1.95 (-0.97%)

200.05

-0.43 (-0.21%)


AMERICAN INTERNATIONAL GROUP

NYSE:AIG (2/27/2026, 8:04:00 PM)

Premarket: 79.99 -0.5 (-0.62%)

80.49

+0.14 (+0.17%)


CHARLES RIVER LABORATORIES

NYSE:CRL (2/27/2026, 8:04:00 PM)

After market: 178.49 0 (0%)

178.49

+3.03 (+1.73%)


BRISTOL-MYERS SQUIBB CO

NYSE:BMY (2/27/2026, 8:04:00 PM)

Premarket: 62 -0.37 (-0.59%)

62.37

+1.27 (+2.08%)


INTERPUBLIC GROUP OF COS INC

NYSE:IPG (11/26/2025, 8:04:00 PM)

After market: 24.57 0 (0%)

24.57

-0.49 (-1.96%)


LIVE NATION ENTERTAINMENT IN

NYSE:LYV (2/27/2026, 8:16:19 PM)

Premarket: 160.99 -1.15 (-0.71%)

162.14

+4.23 (+2.68%)


DOLLAR TREE INC

NASDAQ:DLTR (2/27/2026, 8:00:02 PM)

Premarket: 126.48 0 (0%)

126.48

-0.47 (-0.37%)


MONOLITHIC POWER SYSTEMS INC

NASDAQ:MPWR (2/27/2026, 10:21:05 PM)

Premarket: 1115 -27.74 (-2.43%)

1142.74

-37.39 (-3.17%)


NVIDIA CORP

NASDAQ:NVDA (2/27/2026, 8:23:26 PM)

Premarket: 175.199 -1.99 (-1.12%)

177.19

-7.7 (-4.16%)


MICRON TECHNOLOGY INC

NASDAQ:MU (2/27/2026, 8:21:20 PM)

Premarket: 405.3 -7.07 (-1.71%)

412.37

-3.19 (-0.77%)


TESLA INC

NASDAQ:TSLA (2/27/2026, 8:00:02 PM)

Premarket: 393.3 -9.21 (-2.29%)

402.51

-6.07 (-1.49%)


CAESARS ENTERTAINMENT INC

NASDAQ:CZR (2/27/2026, 8:00:02 PM)

Premarket: 24.27 -0.78 (-3.11%)

25.05

+0.31 (+1.25%)


FOX CORP - CLASS B

NASDAQ:FOX (2/27/2026, 8:04:27 PM)

Premarket: 51 -0.73 (-1.41%)

51.73

-0.3 (-0.58%)


ON SEMICONDUCTOR

NASDAQ:ON (2/27/2026, 8:25:25 PM)

Premarket: 65.1 -1.38 (-2.08%)

66.48

-1.68 (-2.46%)


AXON ENTERPRISE INC

NASDAQ:AXON (2/27/2026, 8:00:02 PM)

Premarket: 542.4 0 (0%)

542.4

-7.79 (-1.42%)


MODERNA INC

NASDAQ:MRNA (2/27/2026, 8:20:59 PM)

Premarket: 52.16 -1.41 (-2.63%)

53.57

+1.86 (+3.6%)


CROWDSTRIKE HOLDINGS INC - A

NASDAQ:CRWD (2/27/2026, 8:00:00 PM)

Premarket: 374.62 +2.64 (+0.71%)

371.98

-9.12 (-2.39%)


PARAMOUNT GLOBAL-CLASS B

NASDAQ:PARA (8/6/2025, 8:00:02 PM)

After market: 11.17 +0.13 (+1.18%)

11.04

-0.71 (-6.04%)



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