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U.K. (FTSE) Tech Stocks - Top Gainers Today

UPDATED Dec 17, 2025

Explore the U.K. (FTSE) Top Gainers Today. These Tech Stocks have seen the largest rise in Market Cap from the previous trading day.

41 companies
CompanyLast Price1D Return1Y ReturnMarket CapAnalysts TargetValuationGrowthDiv Yield
KETL
Strix Group		UK£0.417.9%-8.0%UK£94.3mn/aPE11.5xE17.2%0%
SOLI
Solid State		UK£1.633.2%27.5%UK£92.1mUK£2.32PE38xE37.7%1.6%
OXIG
Oxford Instruments		UK£20.550.2%-4.9%UK£1.2bUK£23.44PE73.6xE40.2%1.1%
MIDW
Midwich Group		UK£1.881.1%-34.5%UK£193.2mUK£3.29PE27.9xE10.5%4.9%
CNC
Concurrent Technologies		UK£2.230.7%67.9%UK£193.4mUK£2.37PE40.3xE17.9%0.5%
BVC
BATM Advanced Communications		UK£0.171.4%-9.3%UK£72.3mn/aPB1xS-4.7%0%
CLX
Calnex Solutions		UK£0.452.3%-30.2%UK£39.6mUK£1.09PE63.6xE54.0%2.1%
THRU
Thruvision Group		UK£0.00912.5%-88.8%UK£4.0mn/aPB0.7xS37.5%n/a
WPHO
Windar Photonics		UK£0.411.2%-25.9%UK£40.0mn/aPS9.2xE54.4%n/a
VNET
Vianet Group		UK£0.642.4%-43.3%UK£18.1mUK£2.10PE16.9xn/a1.2%
TST
Touchstar		UK£0.638.7%-34.2%UK£5.0mn/aPE137.5xE24.7%5.6%
ONDO
Ondo InsurTech		UK£0.211.2%-41.7%UK£31.5mn/aPS7.3xS46.5%n/a
LST
Light Science Technologies Holdings		UK£0.0482.1%74.5%UK£16.0mn/aPE165.6xn/an/a
SPSY
Spectra Systems		UK£1.480.3%-40.1%UK£71.5mUK£2.56PE7.2xE-43.2%5.9%
PIP
PipeHawk		UK£0.01618.5%-20.0%UK£581.0kn/aPE-2.2xn/an/a
MET
Metir		UK£0.00750%-9.1%UK£2.3mn/aPS2.2xn/an/a
AFRN
Aferian		UK£0.0180%-53.3%UK£1.9mn/aPB0.4xn/an/a
ENET
Ethernity Networks		UK£0.000060%-95.2%UK£373.6kn/aPB0.3xn/an/a
QUBE
Quantum Base Holdings		UK£0.230%n/aUK£19.1mn/aPS1059.9xE93.2%n/a
CPX
CAP-XX		UK£0.00240%74.1%UK£13.6mn/aPS5.6xn/an/a
NWT
Newmark Security		UK£1.070%42.0%UK£10.0mn/aPE15.1xn/a0%
WSG
Westminster Group		UK£0.0130%-25.7%UK£5.9mn/aPB1.8xn/an/a
XAR
Xaar		UK£1.020%39.3%UK£80.5mUK£1.75PS1.3xE123.7%0%
CSSG
Croma Security Solutions Group		UK£0.760%-13.6%UK£10.5mn/aPE13.3xn/a3.2%
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