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Wondering what's happening in today's after-hours session?

By Mill Chart

Last update: Jul 8, 2025

The regular session of the US market on Tuesday is now over, but let's get a preview of the after-hours session and explore the top gainers and losers driving the post-market movements.


postmarket

Gainers

TickerChangeComment
AES17.43%Impressive after-hours gains for AES CORP (NYSE:AES) as its stock price advanced 17.43% to $13.0 during Tuesday's after-hours session. Shareholders saw the stock price going 41.4% lower is the past year.
PET8.8%Positive market activity for WAG! GROUP CO (NASDAQ:PET) after regular trading hours, with a 8.8% increase to $0.28 in the after-hours session on Tuesday. Today's gain of 27.25% continues in today's after hours session with 8.8%.
LASE5.97%Notable gains for LASER PHOTONICS CORP (NASDAQ:LASE) in the after-hours session, with a 5.97% rise to $3.07 during Tuesday. Continuing the upward trend from today's 21.34% gain, LASE shows further advancement in the after-hours session. A press release (Laser Photonics Reports Strong Q1 2025 Revenue Growth Driven by Strategic CMS Integration and Multi-Sector Growth) was released yesterday.
PTIX4.96%After the regular session, PROTAGENIC THERAPEUTICS INC (NASDAQ:PTIX) continues to impress in the after-hours session, with a 4.96% increase to $3.6. The stock is trading 48.96% lower than 6 months ago.
CENN4.84%CENNTRO INC's (NASDAQ:CENN) shares rose 4.84% to $0.65 during Tuesday's after hours session. Prices are quite volatile here as CENN closed with a -11.43% loss today. Yesterday the company had a press release: Cenntro Develops Second-Generation Hydrogen Fuel Cell Class 8 Semi-Tractor and Receives EPA Certification.
CETY4.74%Positive market activity for CLEAN ENERGY TECHNOLOGIES IN (NASDAQ:CETY) after regular trading hours, with a 4.74% increase to $0.22 in the after-hours session on Tuesday. Shareholders saw the stock price going 20.71% lower in the past month.
RYTM4.39%RHYTHM PHARMACEUTICALS INC's (NASDAQ:RYTM) shares rose 4.39% to $68.0 during Tuesday's after hours session. Earlier today the company had a press release: Rhythm Pharmaceuticals To Announce Topline Results from Phase 2 Trial Evaluating Oral MC4R Agonist Bivamelagon in Acquired Hypothalamic Obesity.
KZIA4.11%KAZIA THERAPEUTICS-SPON ADR (NASDAQ:KZIA) exhibits strong performance after hours, with shares rising 4.11% to $7.1 during Tuesday's after-hours session. In the last month the share price increased with 22.54%.
OCC4.08%In the after-hours session on Tuesday, OPTICAL CABLE CORP (NASDAQ:OCC) experienced a notable 4.08% increase, driving its shares to $4.85. Also in the regular session OCC had a very good day: shares closed with a 28.73% gain.
VIOT4.03%VIOMI TECHNOLOGY CO LTD-ADR's (NASDAQ:VIOT) stock price is advancing with 4.03% to a price of $2.84. Shareholders saw the stock price going 82.07% higher in the past month.

For the full after hours gainers list go to our after hours gainers page.

After hours losers

TickerChangeComment
RXST-33.54%RXSIGHT INC's (NASDAQ:RXST) shares fell 33.54% to $8.5. A press release (RxSight, Inc. Announces Preliminary Second Quarter 2025 Revenue and Revised 2025 Guidance) was released earlier today.
EVTL-21.58%VERTICAL AEROSPACE LTD's (NYSE:EVTL) shares declined by 21.58% to $5.45 during Tuesday's after-hours session. A press release (Vertical Aerospace Announces Launch of Proposed Underwritten Public Offering) was released earlier today.
AEHR-20.9%AEHR TEST SYSTEMS's (NASDAQ:AEHR) stock price is showing a decline of 20.9% to a price of $12.0 during the after-hours session. The company's earnings where released Yesterday. Earlier today the company had a press release: Aehr Test Systems Reports Fiscal 2025 Fourth Quarter and Full Year Financial Results; Expands Total Addressable Market and Diversifies Customer Base.
BTCS-15.4%After today's 111.0% drop, BTCS INC (NASDAQ:BTCS) shows further decline during today's after-hours session with a 15.4% decrease. The positive momentum earlier in the day is waning as BTCS retraces 111.0% during the after-hours session.
RYDE-10.41%RYDE GROUP LTD-A's (NYSEARCA:RYDE) stock price saw a decrease of 10.41% to $0.41 during Tuesday's after-hours session. Following today's 43.3% gain, RYDE experiences a 10.41% decline in today's after-hours session.
NUKKW-9.89%Price volatility persists as NUKKLEUS INC -CW (NASDAQ:NUKKW) closed the regular session with a %ABSPERF% loss, and the downward trend continues in the after-hours session. The stock is trading 460.0% higher than a year ago.
ASTI-7.26%ASCENT SOLAR TECHNOLOGIES's (NASDAQ:ASTI) stock price decreased by 7.26% to $2.17. Yesterday the company had a press release: Ascent Solar Technologies Reflects on H1 2025 Achievements and Milestones, Looks Ahead to Executing Upon H2 2025 Strategy.
PENG-6.98%PENGUIN SOLUTIONS INC's (NASDAQ:PENG) stock price is showing a decline of 6.98% to a price of $19.71 during the after-hours session. The company's earnings where released Yesterday. Earlier today the company had a press release: Penguin Solutions Reports Q3 Fiscal 2025 Financial Results.
RMTI-6.56%ROCKWELL MEDICAL INC's (NASDAQ:RMTI) stock price is showing a decline of 6.56% to a price of $0.87 during the after-hours session. Despite a strong 16.84% gain earlier today, RMTI is experiencing a reversal in after-hours trading, with prices declining by 6.56%. Yesterday the company had a press release: Rockwell Medical and Innovative Renal Care Announce Three-Year Partnership Agreement to Ensure Supply Chain Continuity of Quality Hemodialysis Products.
BCTX-6.53%BRIACELL THERAPEUTICS CORP's (NASDAQ:BCTX) shares fell 6.53% to $2.72. Shareholders saw the stock price going 33.56% lower in the past 3 months.

To see the full list of after hours losers you can use our after hours losers page.

ROCKWELL MEDICAL INC

NASDAQ:RMTI (7/11/2025, 8:00:02 PM)

After market: 1.1 -0.03 (-2.65%)

1.13

-0.16 (-12.4%)


PROTAGENIC THERAPEUTICS INC

NASDAQ:PTIX (7/11/2025, 8:00:00 PM)

After market: 3.7 +0.01 (+0.27%)

3.69

-0.05 (-1.34%)


ASCENT SOLAR TECHNOLOGIES

NASDAQ:ASTI (7/11/2025, 8:00:00 PM)

After market: 2.1 +0.03 (+1.45%)

2.07

-0.06 (-2.82%)


AEHR TEST SYSTEMS

NASDAQ:AEHR (7/11/2025, 8:00:00 PM)

After market: 14.13 +0.02 (+0.14%)

14.11

-0.48 (-3.26%)


AES CORP

NYSE:AES (7/11/2025, 8:04:00 PM)

After market: 12.67 +0.08 (+0.64%)

12.59

+0.18 (+1.45%)


OPTICAL CABLE CORP

NASDAQ:OCC (7/11/2025, 8:00:02 PM)

After market: 5.22 +0.38 (+7.85%)

4.84

-0.33 (-6.38%)


RHYTHM PHARMACEUTICALS INC

NASDAQ:RYTM (7/11/2025, 8:00:02 PM)

After market: 87 +0.3 (+0.35%)

86.7

-2.34 (-2.63%)


KAZIA THERAPEUTICS-SPON ADR

NASDAQ:KZIA (7/11/2025, 8:00:02 PM)

After market: 10.25 -0.55 (-5.09%)

10.8

+0.44 (+4.25%)


VIOMI TECHNOLOGY CO LTD-ADR

NASDAQ:VIOT (7/11/2025, 8:00:02 PM)

After market: 2.9 0 (0%)

2.9

+0.02 (+0.69%)


BRIACELL THERAPEUTICS CORP

NASDAQ:BCTX (7/11/2025, 8:00:02 PM)

After market: 1.99 -0.03 (-1.49%)

2.02

-0.05 (-2.42%)


RXSIGHT INC

NASDAQ:RXST (7/11/2025, 8:00:02 PM)

After market: 8.199 +0.2 (+2.49%)

8

-0.46 (-5.44%)


BTCS INC

NASDAQ:BTCS (7/11/2025, 8:00:02 PM)

After market: 4.54 +0.01 (+0.22%)

4.53

+0.24 (+5.59%)


VERTICAL AEROSPACE LTD

NYSE:EVTL (7/11/2025, 8:08:19 PM)

After market: 4.91 0 (0%)

4.91

-0.08 (-1.6%)


CENNTRO INC

NASDAQ:CENN (7/11/2025, 8:00:00 PM)

After market: 0.69 +0.02 (+2.47%)

0.6734

+0 (+0.36%)


WAG! GROUP CO

NASDAQ:PET (7/11/2025, 8:00:00 PM)

After market: 0.1664 +0 (+2.84%)

0.1618

-0.02 (-10.16%)


LASER PHOTONICS CORP

NASDAQ:LASE (7/11/2025, 8:00:02 PM)

After market: 4.0486 +0.17 (+4.35%)

3.88

+0.25 (+6.89%)


CLEAN ENERGY TECHNOLOGIES IN

NASDAQ:CETY (7/11/2025, 8:00:00 PM)

After market: 0.245 0 (-0.41%)

0.246

+0.04 (+20.12%)


NUKKLEUS INC -CW

NASDAQ:NUKKW (7/11/2025, 8:00:02 PM)

After market: 0.1098 0 (-0.09%)

0.1099

+0 (+2.81%)


RYDE GROUP LTD-A

NYSEARCA:RYDE (7/11/2025, 8:04:00 PM)

After market: 0.35 -0.01 (-2.07%)

0.3574

-0.01 (-3.41%)


PENGUIN SOLUTIONS INC

NASDAQ:PENG (7/11/2025, 8:00:00 PM)

After market: 24 -0.1 (-0.41%)

24.1

+0.27 (+1.13%)



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ChartMill News Image5 days ago - ChartmillWondering what's happening in today's after-hours session?

The regular session of the US market on Tuesday is now over, but let's get a preview of the after-hours session and explore the top gainers and losers driving the post-market movements.

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