Get insights into the top movers in the S&P500 index of Wednesday's pre-market session.

By Mill Chart - Last update: Aug 20, 2025

Curious about the S&P500 stocks that are showing activity before the opening bell on Wednesday?


premarket

Gainers

TickerChangeComment
TJX4.74%The pre-market session on Wednesday saw a significant rise in TJX COMPANIES INC's (NYSE:TJX) shares, climbing 4.74% to $141.0. yesterday the company released their earnings. Earlier today the company had a press release: The TJX Companies, Inc. Reports Q2 FY26 Results; Comp Sales Growth of 4%, Pretax Profit Margin of 11.4%, and Diluted EPS of $1.10 All Above Plan; Raises FY26 Pretax Profit Margin and EPS Guidance.
DAY3.48%Investors witnessed a remarkable surge in DAYFORCE INC (NYSE:DAY) during Wednesday's pre-market session, with the stock price rising 3.48% to $67.75. Earlier today the company had a press release: Dayforce and Thoma Bravo Discussing Possible Acquisition.
ADI3.39%ANALOG DEVICES INC's (NASDAQ:ADI) stock price is advancing with 3.39% to a price of $238.25. yesterday the company released their earnings.
LOW3.08%LOWE'S COS INC (NYSE:LOW) recorded a 3.08% increase in share price during the pre-market session, reaching $264.25 on Wednesday. LOWE'S COS INC released earnings Yesterday.
ROST2.11%Exciting news for ROSS STORES INC (NASDAQ:ROST) as their shares soared 2.11% to $151.0 during the pre-market session on Wednesday. The company's earnings where released Yesterday.

Our premarket gainers page will show you the full list.

Pre-market losers

TickerChangeComment
TGT-10.73%Despite yesterday's decline, TARGET CORP (NYSE:TGT) experienced a further 10.73% decrease in share price during Wednesday's pre-market session, reaching $94.05. In the last year the share price dropped with 33.53%.
EL-8.42%ESTEE LAUDER COMPANIES-CL A's (NYSE:EL) stock price is declining with 8.42% to a price of $82.3. ESTEE LAUDER COMPANIES-CL A released earnings Yesterday. Shareholders saw the stock price going 41.11% higher in the past 3 months.
MU-4.95%Investors observed a 4.95% decline in MICRON TECHNOLOGY INC's (NASDAQ:MU) stock price, which now stands at $116.01 during Wednesday's pre-market session. In the last 3 months the stock gained 30.72%.
PLTR-2.83%PALANTIR TECHNOLOGIES INC-A's (NASDAQ:PLTR) shares fell 2.83% to $153.28. Shareholders saw the stock price going 27.93% higher in the past 3 months.
KMX-2.32%Today's pre-market session reveals a 2.32% decline in the stock price of CARMAX INC (NYSE:KMX), now priced at $58.0. In the last 6 months the share price dropped with 28.12%.
JKHY-2.14%Today's pre-market session reveals a 2.14% decline in the stock price of JACK HENRY & ASSOCIATES INC (NASDAQ:JKHY), now priced at $157.2.
ALB-2.14%ALBEMARLE CORP's (NYSE:ALB) stock price recorded a 2.14% decrease, falling to $78.83. In the last 3 months the stock gained 39.82%.

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

ALBEMARLE CORP

NYSE:ALB (2/20/2026, 8:16:36 PM)

After market: 168.425 0.01 (0%)

168.42

+0.01 (+0.01%)


ESTEE LAUDER COMPANIES-CL A

NYSE:EL (2/20/2026, 8:04:00 PM)

After market: 114.24 +0.01 (+0.01%)

114.23

+2.49 (+2.23%)


ROSS STORES INC

NASDAQ:ROST (2/20/2026, 8:03:30 PM)

After market: 201.45 0 (0%)

201.45

+1.07 (+0.53%)


CARMAX INC

NYSE:KMX (2/20/2026, 8:04:00 PM)

After market: 43.83 -0.67 (-1.51%)

44.5

-0.08 (-0.18%)


TJX COMPANIES INC

NYSE:TJX (2/20/2026, 8:07:31 PM)

After market: 158.23 0 (0%)

158.23

+1.72 (+1.1%)


LOWE'S COS INC

NYSE:LOW (2/20/2026, 8:04:00 PM)

After market: 280.36 0 (0%)

280.36

+2.18 (+0.78%)


TARGET CORP

NYSE:TGT (2/20/2026, 8:07:17 PM)

After market: 116.55 -0.14 (-0.12%)

116.69

+1.03 (+0.89%)


JACK HENRY & ASSOCIATES INC

NASDAQ:JKHY (2/20/2026, 8:00:01 PM)

After market: 159.19 0 (0%)

159.19

-1.95 (-1.21%)


ANALOG DEVICES INC

NASDAQ:ADI (2/20/2026, 8:15:55 PM)

After market: 355.45 +0.42 (+0.12%)

355.03

+9.73 (+2.82%)


MICRON TECHNOLOGY INC

NASDAQ:MU (2/20/2026, 8:00:01 PM)

After market: 426.7 -1.47 (-0.34%)

428.17

+10.82 (+2.59%)


PALANTIR TECHNOLOGIES INC-A

NASDAQ:PLTR (2/20/2026, 8:00:01 PM)

After market: 134.55 -0.69 (-0.51%)

135.24

+0.35 (+0.26%)


DAYFORCE INC

NYSE:DAY (2/3/2026, 8:09:28 PM)

After market: 69.97 +0.11 (+0.16%)

69.86

+0.94 (+1.36%)



Find more stocks in the Stock Screener

Follow ChartMill for more
Follow us on StockTwitsFollow us on InstagramFollow us on FacebookFollow us on YouTube