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

By Mill Chart - Last update: Oct 28, 2025

The US market regular session of Tuesday is over, let's have a look at the top gainers and losers in the after hours session today.


postmarket

Gainers

TickerChangeComment
EDUC34.23%EDUCATIONAL DEVELOPMENT CORP's (NASDAQ:EDUC) shares rose 34.23% to $2.0. In the last year the stock lost 27.49%.
SSKN32.7%STRATA SKIN SCIENCES INC's (NASDAQ:SSKN) stock price is advancing with 32.7% to a price of $2.56. Today's 14.88% gain extends further in today's after-hours session with an additional 32.7% increase.
TLIH21.43%TEN-LEAGUE INTERNATIONAL HLD (NASDAQ:TLIH) showcases remarkable after-hours performance, with a 21.43% rise to $0.51 during Tuesday's after-hours trading. The stock is trading 42.39% lower than a month ago.
TER21.2%TERADYNE INC's (NASDAQ:TER) shares rose 21.2% to $174.99 during Tuesday's after hours session. TERADYNE INC released earnings Yesterday. A press release (Teradyne Announces Chief Financial Officer Transition) was released earlier today.
XXII17.22%22ND CENTURY GROUP INC's (NASDAQ:XXII) stock price is advancing with 17.22% to a price of $1.77. The stock is trading 38.87% lower than 3 months ago.
CPSH16.92%Impressive after-hours gains for CPS TECHNOLOGIES CORP (NASDAQ:CPSH) as its stock price advanced 16.92% to $4.7 during Tuesday's after-hours session. CPSH released their earnings today. Shareholders saw the stock price going 38.62% higher in the past 3 months.
GNTA15.83%Impressive after-hours gains for GENENTA SCIENCE SPA - ADR (NASDAQ:GNTA) as its stock price advanced 15.83% to $2.78 during Tuesday's after-hours session. After experiencing a -27.71% decline earlier today, GNTA shows signs of a rebound in today's after-hours session. A press release (Genenta Announces Pricing of $15.0 Million Registered Direct Offering of American Depositary Shares) was released two days ago.
BBNX14.23%In the after-hours session on Tuesday, BETA BIONICS INC (NASDAQ:BBNX) experienced a notable 14.23% increase, driving its shares to $27.73. BETA BIONICS INC released earnings Yesterday. A press release (Beta Bionics Reports Third Quarter 2025 Financial Results and Raises Full Year 2025 Guidance) was released earlier today.
NPWR11.59%NET POWER INC's (NYSE:NPWR) stock price is advancing with 11.59% to a price of $3.85. The stock is trading 31.18% higher than 3 months ago.
FGL11.07%FOUNDER GROUP LTD-A's (NASDAQ:FGL) shares rose 11.07% to $0.5. The positive market sentiment seen in today's regular session, where FGL closed with a 27.8% gain, carries over into the after-hours session.

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

After hours losers

TickerChangeComment
SEE-38.1%SEALED AIR CORP's (NYSE:SEE) shares fell 38.1% to $21.3 during Tuesday's after hours session. The stock is trading 20.86% higher than 3 months ago.
LRN-34.87%Price volatility persists as STRIDE INC (NYSE:LRN) closed the regular session with a %ABSPERF% loss, and the downward trend continues in the after-hours session. STRIDE INC released earnings Yesterday. A press release (Strong Demand Drives Growth) was released earlier today.
VRNS-32.14%VARONIS SYSTEMS INC's (NASDAQ:VRNS) shares fell 32.14% to $42.75. VARONIS SYSTEMS INC released earnings Yesterday. The stock is trading 46.48% higher than 6 months ago.
AKBA-22.29%AKEBIA THERAPEUTICS INC's (NASDAQ:AKBA) shares fell 22.29% to $2.4 during Tuesday's after hours session. The stock is trading 26.12% higher than 6 months ago.
STFS-22.12%STAR FASHION CULTURE HLDG-A's (NASDAQ:STFS) shares fell 22.12% to $0.17 during Tuesday's after hours session. Prices are quite volatile now: this is a reversal from 34.47% gain.
MSPRW-15.38%MSP RECOVERY INC -27's (NASDAQ:MSPRW) shares declined by 15.38% to $0.0 during Tuesday's after-hours session. The stock is trading 44.44% higher than a month ago.
MSPR-14.83%MSP RECOVERY INC's (NASDAQ:MSPR) stock price saw a decrease of 14.83% to $0.81 during Tuesday's after-hours session. Following today's 15.59% gain, MSPR experiences a 14.83% decline in today's after-hours session.
TYGO-14.57%TIGO ENERGY INC's (NASDAQ:TYGO) shares fell 14.57% to $2.17 during Tuesday's after hours session. yesterday the company released their earnings. A press release (Tigo Energy Reports Third Quarter 2025 Financial Results) was released earlier today.
XHLD-14.0%TEN HOLDINGS INC's (NASDAQ:XHLD) shares experienced a 14.0% decrease to $0.37 in the after-hours session. Following a 51.89% increase in the regular trading session, XHLD is showing signs of weakness with a 14.0% decline in after-hours trading.
GCTK-12.05%GLUCOTRACK INC's (NASDAQ:GCTK) shares experienced a 12.05% decrease to $6.42 in the after-hours session. Yesterday the company had a press release: Glucotrack, Inc. Reminds Shareholders to Vote.

Our after hours losers page will show you the full list.

SEALED AIR CORP

NYSE:SEE (3/10/2026, 8:04:00 PM)

After market: 41.91 0 (0%)

41.91

-0.12 (-0.29%)


STRIDE INC

NYSE:LRN (3/10/2026, 8:04:00 PM)

Premarket: 84.6 0 (0%)

84.6

-0.71 (-0.83%)


EDUCATIONAL DEVELOPMENT CORP

NASDAQ:EDUC (3/10/2026, 8:20:10 PM)

After market: 1.32 -0.03 (-2.22%)

1.35

+0.03 (+1.89%)


TERADYNE INC

NASDAQ:TER (3/10/2026, 8:00:01 PM)

Premarket: 298 -2.77 (-0.92%)

300.77

+4.33 (+1.46%)


FOUNDER GROUP LTD-A

NASDAQ:FGL (3/10/2026, 8:23:59 PM)

Premarket: 6.75 +0.03 (+0.45%)

6.72

-0.34 (-4.82%)


VARONIS SYSTEMS INC

NASDAQ:VRNS (3/10/2026, 8:00:03 PM)

After market: 23.99 +0.04 (+0.17%)

23.95

-0.39 (-1.6%)


22ND CENTURY GROUP INC

NASDAQ:XXII (3/10/2026, 8:00:03 PM)

3.93

-0.16 (-3.91%)


AKEBIA THERAPEUTICS INC

NASDAQ:AKBA (3/10/2026, 8:05:43 PM)

Premarket: 1.39 +0.01 (+0.72%)

1.38

+0.03 (+2.22%)


CPS TECHNOLOGIES CORP

NASDAQ:CPSH (3/10/2026, 8:15:48 PM)

After market: 3.9 0 (0%)

3.9

+0.08 (+2.09%)


STRATA SKIN SCIENCES INC

NASDAQ:SSKN (2/18/2026, 8:03:01 PM)

After market: 0.159 -0.03 (-16.23%)

0.1898

-0.13 (-39.99%)


GENENTA SCIENCE SPA - ADR

NASDAQ:GNTA (3/10/2026, 8:00:01 PM)

Premarket: 0.8617 0 (-0.02%)

0.8619

+0 (+0.52%)


GLUCOTRACK INC

NASDAQ:GCTK (3/10/2026, 8:00:01 PM)

Premarket: 1.4 0 (0%)

1.4

-0.03 (-2.37%)


MSP RECOVERY INC

NASDAQ:MSPR (12/19/2025, 8:04:10 PM)

After market: 0.2055 +0.01 (+2.7%)

0.2001

-0.06 (-23.07%)


MSP RECOVERY INC -27

NASDAQ:MSPRW (12/19/2025, 8:04:10 PM)

0.0019

0 (-5%)


TIGO ENERGY INC

NASDAQ:TYGO (3/10/2026, 8:00:01 PM)

After market: 3.91 +0.01 (+0.26%)

3.9

+0.18 (+4.84%)


NET POWER INC

NYSE:NPWR (3/10/2026, 8:04:00 PM)

After market: 1.91 0 (0%)

1.91

-0.03 (-1.55%)


STAR FASHION CULTURE HLDG-A

NASDAQ:STFS (3/10/2026, 8:00:01 PM)

Premarket: 0.097 0 (-3.19%)

0.1002

0 (0%)


BETA BIONICS INC

NASDAQ:BBNX (3/10/2026, 8:07:34 PM)

After market: 10.97 0 (0%)

10.97

+0.1 (+0.92%)


TEN HOLDINGS INC

NASDAQ:XHLD (3/10/2026, 8:00:03 PM)

1.6

-0.09 (-5.33%)


TEN-LEAGUE INTERNATIONAL HLD

NASDAQ:TLIH (3/10/2026, 8:00:01 PM)

0.3173

+0 (+0.32%)



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