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U.K. (FTSE) Tech Stocks - Biggest Losers Today

UPDATED Sep 30, 2025

Explore the U.K. (FTSE) Biggest Losers Today. These Tech Stocks have seen the largest drop in Market Cap from the previous trading day.

43 companies
CompanyLast Price1D Return1Y ReturnMarket CapAnalysts TargetValuationGrowthDiv Yield
KETL
Strix Group		UK£0.40-13.0%-40.7%UK£91.9mn/aPE47.4xE43.3%3.2%
OXIG
Oxford Instruments		UK£18.48-1.1%-10.9%UK£1.1bUK£23.89PE40.5xE26.1%1.2%
CLX
Calnex Solutions		UK£0.56-3.9%11.5%UK£49.0mUK£1.09PE145.5xE53.2%1.7%
CNC
Concurrent Technologies		UK£2.23-0.9%95.6%UK£192.7mUK£2.37PE40.1xE17.9%0.5%
SNX
Synectics		UK£2.90-3.3%7.4%UK£49.3mn/aPE11.3xE9.9%1.6%
BIG
Big Technologies		UK£0.83-0.5%-28.9%UK£240.7mUK£1.01PE99.4xE67.5%n/a
WPHO
Windar Photonics		UK£0.62-1.6%53.1%UK£59.7mn/aPS13.7xE54.4%n/a
CPX
CAP-XX		UK£0.0033-4.6%90.9%UK£19.3mn/aPS8.3xn/an/a
VNET
Vianet Group		UK£0.70-4.1%-44.9%UK£20.3mUK£2.10PE23.7xn/a1.1%
SDI
SDI Group		UK£0.91-0.5%78.9%UK£94.6mUK£1.40PE23.7xn/an/a
AFRN
Aferian		UK£0.019-23.4%-24.0%UK£2.1mn/aPB0.4xn/an/a
MET
Metir		UK£0.011-4.5%n/aUK£3.3mn/aPS14xn/an/a
TST
Touchstar		UK£0.770%-30.0%UK£6.3mn/aPE174.3xE88.8%4.5%
THRU
Thruvision Group		UK£0.0140%-91.8%UK£6.3mn/aPS1.5xE78.4%n/a
WSG
Westminster Group		UK£0.0150%-32.6%UK£7.0mn/aPS1xn/an/a
CSSG
Croma Security Solutions Group		UK£0.730%6.6%UK£10.1mn/aPE16.6xE-13.3%3.2%
SOLI
Solid State		UK£1.650%-29.8%UK£93.6mUK£2.28PE182.9xE63.6%1.5%
NAR
Northamber		UK£0.300%-15.5%UK£8.1mn/aPB0.4xn/a2.0%
LST
Light Science Technologies Holdings		UK£0.040%48.1%UK£13.3mn/aPE138xn/an/a
UNX
Unigel Group		UK£0.880%9.4%UK£12.7mn/an/an/a4.0%
IGE
Image Scan Holdings		UK£0.0140%-47.2%UK£1.9mn/aPB1.5xn/an/a
QUBE
Quantum Base Holdings		UK£0.230%n/aUK£14.7mn/aPB14.4xE98.9%n/a
PIP
PipeHawk		UK£0.0170%0%UK£599.2kn/aPE-1.9xn/an/a
SEE
Seeing Machines		UK£0.0280%-40.2%UK£133.8mn/aPS2.9xE101.0%n/a
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