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U.S. Tech Stocks - Top Gainers Today

UPDATED Mar 27, 2026

Explore the U.S. (NYSE and NASDAQ) Top Gainers Today. These Tech Stocks have seen the largest rise in Market Cap from the previous trading day.

196 companies
CompanyLast Price1D Return1Y ReturnMarket CapAnalysts TargetValuationGrowthDiv Yield
CIEN
US$401.613.5%552.4%US$54.9bUS$335.94247.929.4%n/a
SNDK
US$615.832.1%1,157.6%US$89.0bUS$770.3210.246.2%n/a
GLW
US$136.811.1%198.3%US$116.2bUS$130.0073.621.4%0.8%
LITE
US$702.732.0%1,022.9%US$49.2bUS$708.57199.467.4%n/a
WDC
US$275.340.7%577.8%US$92.7bUS$321.0023.714.7%0.2%
APH
US$123.620.4%85.6%US$151.4bUS$169.4435.616.1%0.8%
STX
US$380.070.3%347.6%US$84.9bUS$475.3543.225.0%0.8%
UI
US$779.920.2%151.4%US$47.1bUS$623.5053.114.3%0.4%
HPQ
US$19.440.6%-30.3%US$17.7bUS$19.437.12.1%6.2%
FN
US$551.970.4%181.4%US$19.7bUS$582.2252.420.3%n/a
AAOI
US$98.210.8%499.6%US$7.6bUS$90.3016.7123.9%n/a
KODK
US$9.466.5%52.6%US$865.8mn/a1.5n/an/a
VIAV
US$34.640.6%207.6%US$8.0bUS$30.936.496.3%n/a
COHR
US$243.480.08%270.4%US$47.5bUS$284.25247.352.4%n/a
LASR
US$64.320.7%709.1%US$3.6bUS$73.5013.752.3%n/a
FLEX
US$64.800.06%95.3%US$23.8bUS$75.4428.021.7%n/a
BGIN
US$2.223.3%n/aUS$243.2mn/a1.2n/an/a
RFIL
US$11.226.1%147.0%US$114.3mUS$11.25449.277.5%0%
NSYS
US$11.8319.9%18.3%US$27.5mn/a1.0n/an/a
IZM
US$0.8894.5%-51.1%US$5.4mn/a8.8n/an/a
VTIX
US$6.682.5%n/aUS$207.7mn/a47.7n/an/a
MOVE
US$18.3424.0%-6.9%US$16.9mn/an/an/an/a
ALOT
US$9.505.0%6.6%US$69.1mn/a0.9n/a0%
BELF.A
US$190.650.1%161.8%US$2.6bn/a39.320.1%0.1%
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