Monday's session: top gainers and losers

Last update: Dec 15, 2025

Curious about what's happening in today's session? Check out the latest stock movements and price changes.


topmovers

Top gainers

TickerChangeComment
ARKOW66.0%Positive market sentiment drove ARKO CORP -CW25's (NASDAQ:ARKOW) stock price up by 66.0% to $0.01 during Monday's session. The stock is trading 51.92% lower than a month ago.
MASK60.56%In an impressive move, 3 E NETWORK TECHNOLOGY GRP-A's (NASDAQ:MASK) shares recorded a 60.56% increase, closing at $0.48 during Monday's session. In the last month the stock lost 41.18%.
ARTV54.24%Investors witnessed a remarkable 54.24% rise in ARTIVA BIOTHERAPEUTICS INC's (NASDAQ:ARTV) shares, which climbed to $5.09 during Monday's session. The stock is trading 29.41% higher than 3 months ago.
NVVEW44.19%NUVVE HOLDING CORP-CW26's (NASDAQ:NVVEW) shares rose 44.19% to $0.02. Shareholders saw the stock price going 54.26% lower in the past month.
CLYM38.33%CLIMB BIO INC's (NASDAQ:CLYM) shares soared 38.33% to $4.15 during Monday's session. Shareholders saw the stock price going 60.43% higher in the past month.
QIPT34.31%Exciting news for QUIPT HOME MEDICAL CORP (NASDAQ:QIPT) as its stock price surged 34.31% to $3.51 during Monday's session. A press release (QIPT Stock Alert: Halper Sadeh LLC is Investigating Whether the Sale of Quipt Home Medical Corp. is Fair to Shareholders) was released earlier today.
BDRX25.12%BIODEXA PHARMACEUTICALS-ADR's (NASDAQ:BDRX) stock price increased by 25.12% to $5.94. In the last 3 months the stock lost 21.1%.
NTCL25.0%NETCLASS TECHNOLOGY INC's (NASDAQ:NTCL) stock price increased by 25.0% to $0.85. In the last month the stock lost 42.37%.
KYTX24.94%Positive market sentiment drove KYVERNA THERAPEUTICS INC's (NASDAQ:KYTX) stock price up by 24.94% to $10.97 during Monday's session. A press release (Kyverna Therapeutics Announces Positive Topline Data from Registrational KYSA-8 Trial of Miv-cel (KYV-101) in Stiff Person Syndrome) was released earlier today.
IMG23.46%CIMG INC (NASDAQ:IMG) witnessed a notable 23.46% uptick in its shares, reaching $2.0 during Monday's session. Shareholders saw the stock price going 48.31% lower in the past month.

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

Losers

TickerChangeComment
IRBT-73.31%IROBOT CORP's (NASDAQ:IRBT) shares fell 73.31% to $1.15. Shareholders saw the stock price going 118.0% higher in the past month.
MNTSW-61.41%MOMENTUS INC-CW26's (NASDAQ:MNTSW) stock price is declining with 61.41% to a price of $0.02. In the last month the share price increased with 132.0%.
LAZR-58.15%During Monday's session, LUMINAR TECHNOLOGIES INC's (NASDAQ:LAZR) shares took a tumble, falling 58.15% to $0.38. Earlier today the company had a press release: Luminar Announces Sale of Photonics Business to Quantum Computing Inc. for $110 Million.
MNTS-42.56%There was a downturn in MOMENTUS INC's (NASDAQ:MNTS) shares, as they experienced a 42.56% decline, closing at $0.48 during Monday's session. In the last 3 months the share price dropped with 32.8%.
PCSA-36.26%PROCESSA PHARMACEUTICALS INC's (NASDAQ:PCSA) shares fell 36.26% to $0.17 during Monday's session. Shareholders saw the stock price going 42.41% higher in the past 3 months.
NCT-35.19%INTERCONT CAYMAN LTD's (NASDAQ:NCT) stock price faced a 35.19% decline, reaching $0.23 during Monday's session. The stock is trading 61.9% lower than a month ago.
COOTW-35.0%AUSTRALIAN OILSEEDS HOLDI-29's (NASDAQ:COOTW) stock price decreased by 35.0% to $0.02. Shareholders saw the stock price going 98.68% higher in the past 3 months.
ASNS-34.76%The market experienced a 34.76% downturn in ACTELIS NETWORKS INC's (NASDAQ:ASNS) stock price, closing at $1.6 during Monday's session. Shareholders saw the stock price going 42.68% lower in the past month.
RNWWW-34.04%RENEW ENERGY GLOBAL -CW26's (NASDAQ:RNWWW) stock price decreased by 34.04% to $0.01. In the last 3 months the stock lost 86.55%.
FBLG-32.85%FIBROBIOLOGICS INC (NASDAQ:FBLG) encountered a 32.85% decrease in its shares, reaching $0.26 during Monday's session. A press release (FibroBiologics Announces $1.7 Million Registered Direct Offering Priced At-the-Market Under Nasdaq Rules) was released earlier today.

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

IROBOT CORP

NASDAQ:IRBT (12/19/2025, 8:00:02 PM)

After market: 0.4999 +0.03 (+7.18%)

0.4664

-0.2 (-30.05%)


INTERCONT CAYMAN LTD

NASDAQ:NCT (1/23/2026, 5:30:16 PM)

After market: 0.2231 -0.01 (-3%)

0.23

+0.01 (+6.68%)


ACTELIS NETWORKS INC

NASDAQ:ASNS (1/23/2026, 5:50:42 PM)

After market: 0.4538 -0.02 (-4.46%)

0.475

+0.02 (+3.33%)


PROCESSA PHARMACEUTICALS INC

NASDAQ:PCSA (1/23/2026, 5:50:41 PM)

After market: 3.32 +0.06 (+1.84%)

3.26

+0.09 (+2.84%)


LUMINAR TECHNOLOGIES INC

NASDAQ:LAZR (12/23/2025, 8:16:50 PM)

After market: 0.1738 -0.01 (-7.75%)

0.1884

-0.03 (-13.46%)


ARKO CORP -CW25

NASDAQ:ARKOW (12/19/2025, 8:00:00 PM)

After market: 0.004 +0 (+53.85%)

0.0026

-0.01 (-74%)


NUVVE HOLDING CORP-CW26

NASDAQ:NVVEW (1/23/2026, 4:48:38 PM)

After market: 0.0167 +0 (+1.21%)

0.0165

+0 (+5.1%)


QUIPT HOME MEDICAL CORP

NASDAQ:QIPT (1/23/2026, 4:04:32 PM)

After market: 3.59 +0.01 (+0.28%)

3.58

0 (0%)


MOMENTUS INC

NASDAQ:MNTS (1/23/2026, 6:26:01 PM)

After market: 8.3597 +0.32 (+3.98%)

8.04

-0.26 (-3.13%)


MOMENTUS INC-CW26

NASDAQ:MNTSW (1/23/2026, 4:30:01 PM)

0.0176

+0 (+15.79%)


RENEW ENERGY GLOBAL -CW26

NASDAQ:RNWWW (1/23/2026, 4:00:00 PM)

0.0063

0 (-12.5%)


BIODEXA PHARMACEUTICALS-ADR

NASDAQ:BDRX (1/23/2026, 5:52:04 PM)

After market: 2.15 0 (0%)

2.15

-0.02 (-0.92%)


FIBROBIOLOGICS INC

NASDAQ:FBLG (1/23/2026, 6:25:51 PM)

After market: 0.41 +0.01 (+2.5%)

0.4

+0.06 (+17.65%)


KYVERNA THERAPEUTICS INC

NASDAQ:KYTX (1/23/2026, 6:24:51 PM)

After market: 9.65 -0.11 (-1.13%)

9.76

-0.75 (-7.14%)


AUSTRALIAN OILSEEDS HOLDI-29

NASDAQ:COOTW (1/22/2026, 8:00:00 PM)

Premarket: 0.0216 +0 (+8%)

0.02

0 (-0.5%)


ARTIVA BIOTHERAPEUTICS INC

NASDAQ:ARTV (1/23/2026, 5:50:29 PM)

After market: 4.78 0 (0%)

4.78

-0.17 (-3.43%)


CLIMB BIO INC

NASDAQ:CLYM (1/23/2026, 6:02:33 PM)

After market: 4.92 -0.1 (-1.99%)

5.02

+0.11 (+2.24%)


CIMG INC

NASDAQ:IMG (1/23/2026, 6:30:47 PM)

After market: 1.1 +0.04 (+3.77%)

1.06

+0.02 (+1.92%)


NETCLASS TECHNOLOGY INC

NASDAQ:NTCL (1/23/2026, 6:31:29 PM)

After market: 0.4601 -0.01 (-2.99%)

0.4743

+0.02 (+4.52%)


3 E NETWORK TECHNOLOGY GRP-A

NASDAQ:MASK (1/23/2026, 6:24:16 PM)

After market: 0.2702 +0.01 (+2.7%)

0.2631

-0.02 (-6.74%)



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