Wondering what's happening in today's after-hours session?
By Mill Chart
Last update: Dec 17, 2025
Let's have a look at what is happening on the US markets after the closing bell on Wednesday. Below you can find the top gainers and losers in today's after hours session.
Gainers
| Ticker | Change | Comment |
|---|---|---|
| ASNS | 40.0% | After the closing bell, ACTELIS NETWORKS INC (NASDAQ:ASNS) demonstrated strong momentum in the after-hours session, with a 40.0% rise to $1.54. Yesterday's -16.67% decline in ASNS has given way to a potential bounce-back as observed in today's after-hours session. |
| CDLX | 11.17% | In the after-hours session on Wednesday, CARDLYTICS INC (NASDAQ:CDLX) experienced a notable 11.17% increase, driving its shares to $1.07. In the last month the stock lost 21.95%. |
| MOBX | 9.09% | Notable gains for MOBIX LABS INC (NASDAQ:MOBX) in the after-hours session, with a 9.09% rise to $0.48 during Wednesday. In the last 3 months the stock lost 52.68%. |
| FEMY | 6.65% | After the regular session, FEMASYS INC (NASDAQ:FEMY) continues to impress in the after-hours session, with a 6.65% increase to $0.82. After today's drop of -10.23%, it looks like it is bouncing back during today's after hours session. |
| MLKN | 6.05% | Positive after-hours movement for MILLERKNOLL INC (NASDAQ:MLKN) as its shares recorded a 6.05% increase, reaching $18.59 during Wednesday's after-hours session. yesterday the company released their earnings. Shareholders saw the stock price going 26.3% higher in the past month. |
| NINE | 5.8% | In the after-hours session on Wednesday, NINE ENERGY SERVICE INC (NYSE:NINE) experienced a notable 5.8% increase, driving its shares to $0.39. The strong performance observed in the regular session, where NINE registered a 15.88% gain, continues to drive positive movement in the after-hours session. |
| CISS | 4.55% | Positive market activity for C3IS INC (NASDAQ:CISS) after regular trading hours, with a 4.55% increase to $0.23 in the after-hours session on Wednesday. The stock is trading 87.2% lower than a month ago. |
| CISO | 4.5% | CISO GLOBAL INC (NASDAQ:CISO) showcases remarkable after-hours performance, with a 4.5% rise to $0.44 during Wednesday's after-hours trading. The stock is trading 32.54% lower than a month ago. |
| CRNC | 4.48% | CERENCE INC's (NASDAQ:CRNC) shares rose 4.48% to $11.2. The stock is trading 37.08% higher than a month ago. |
| BEAT | 4.23% | HEARTBEAM INC's (NASDAQ:BEAT) shares rose 4.23% to $3.2. Prices are quite volatile here as BEAT closed with a -10.76% loss today. |
For the full after hours gainers list go to our after hours gainers page.
Today's after hours losers
| Ticker | Change | Comment |
|---|---|---|
| MGRT | -37.78% | MEGA FORTUNE CO LTD's (NASDAQ:MGRT) shares experienced a 37.78% decrease to $8.12 in the after-hours session. Despite a strong 144.0% gain earlier today, MGRT is experiencing a reversal in after-hours trading, with prices declining by 37.78%. |
| INSM | -17.31% | The after-hours session reflects INSMED INC (NASDAQ:INSM)'s ongoing correction after experiencing a %ABSPERF% loss in the regular trading hours. Shareholders saw the stock price going 37.1% higher in the past 3 months. |
| IMG | -12.14% | CIMG INC's (NASDAQ:IMG) stock price decreased by 12.14% to $1.23. After registering a 19.66% gain earlier today, IMG is experiencing a 12.14% decline in today's after-hours session. |
| KAVL | -10.98% | KAIVAL BRANDS INNOVATIONS GR's (NASDAQ:KAVL) stock price saw a decrease of 10.98% to $0.14 during Wednesday's after-hours session. Despite a -12.79% decrease earlier today, KAVL continues to decline during the after-hours session with another 10.98% drop. |
| EPAC | -10.42% | The after-hours session reflects ENERPAC TOOL GROUP CORP (NYSE:EPAC)'s ongoing correction after experiencing a %ABSPERF% loss in the regular trading hours. The company's earnings where released Yesterday. |
| KLRS | -9.79% | Following a 20.32% loss in the regular session, KALARIS THERAPEUTICS INC (NASDAQ:KLRS) exhibits further decline during today's after-hours session. Despite a significant 20.32% gain earlier today, KLRS faces a reversal and declines in the after-hours session. |
| SRXH | -8.88% | SRX HEALTH SOLUTIONS INC's (NYSEARCA:SRXH) stock price is declining with 8.88% to a price of $0.34. In the last month the stock gained 42.59%. |
| ELAB | -7.79% | PMGC HOLDINGS INC's (NASDAQ:ELAB) shares experienced a 7.79% decrease to $2.13 in the after-hours session. Following a -29.68% loss in the regular session, ELAB experiences further decline during today's after-hours session. |
| ATPC | -6.89% | AGAPE ATP CORP's (NASDAQ:ATPC) stock price is showing a decline of 6.89% to a price of $0.13 during the after-hours session. After registering a 56.44% gain earlier today, ATPC is experiencing a 6.89% decline in today's after-hours session. |
For the full after hours loser list go to our after hours losers page.
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3.07
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0.367
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1.1
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0.9624
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10.72
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39.26
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0.7664
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0.1575
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0.4244
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0.215
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2.31
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0.4416
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10.42
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0.375
0 (-0.5%)
13.05
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