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

By Mill Chart

Last update: Jul 21, 2025

As the regular session of the US market concludes on Monday, let's get an insight into the after-hours session and identify the top gainers and losers in the S&P500 index.


postmarket

Today's after hours losers

TickerChangeComment
NXPI-4.62%Today's after-hours session sees a continuation of the %ABSPERF% decrease earlier in the day for NXP SEMICONDUCTORS NV (NASDAQ:NXPI). NXP SEMICONDUCTORS NV released earnings Yesterday.
STLD-4.11%STEEL DYNAMICS INC's (NASDAQ:STLD) shares declined by 4.11% to $129.0 during Monday's after-hours session. yesterday the company released their earnings.
ON-2.89%ON SEMICONDUCTOR's (NASDAQ:ON) stock price is declining with 2.89% to a price of $58.8. The stock is trading 52.79% higher than 3 months ago.
MCHP-2.37%MICROCHIP TECHNOLOGY INC's (NASDAQ:MCHP) shares experienced a 2.37% decrease to $72.1 in the after-hours session. The stock is trading 57.5% higher than 3 months ago.
ADI-2.28%ANALOG DEVICES INC's (NASDAQ:ADI) stock price decreased by 2.28% to $235.0. In the last 3 months the stock gained 23.58%.

For the full after hours loser list go to our after hours losers page.

STEEL DYNAMICS INC

NASDAQ:STLD (1/14/2026, 8:00:01 PM)

After market: 170.8 0 (0%)

170.8

+0.96 (+0.57%)


ANALOG DEVICES INC

NASDAQ:ADI (1/14/2026, 8:10:07 PM)

After market: 297.99 0 (0%)

297.99

+1.78 (+0.6%)


MICROCHIP TECHNOLOGY INC

NASDAQ:MCHP (1/14/2026, 8:00:01 PM)

After market: 74.0425 -0.64 (-0.85%)

74.68

+0.61 (+0.82%)


NXP SEMICONDUCTORS NV

NASDAQ:NXPI (1/14/2026, 10:48:03 PM)

After market: 240.81 0 (0%)

240.81

+1.72 (+0.72%)


ON SEMICONDUCTOR

NASDAQ:ON (1/14/2026, 8:00:02 PM)

After market: 60 -0.58 (-0.96%)

60.58

+1.17 (+1.97%)



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