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Page 5 - U.S. Tech Stocks - Biggest Losers Today

UPDATED May 21, 2026

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

195 companies
CompanyLast Price1D Return1Y ReturnMarket CapAnalysts TargetValuationGrowthDiv Yield
MPTI
US$79.030.6%75.5%US$339.6mUS$84.0037.19.6%n/a
CPSH
US$4.672.6%87.6%US$81.9mUS$5.502783.3143.8%n/a
LTRX
US$6.440.9%187.5%US$254.0mUS$9.132.2147.8%n/a
MOB
US$5.363.7%n/aUS$65.3mUS$12.0020.1140.3%n/a
LINK
US$4.713.7%34.6%US$71.5mn/a6.0n/an/a
ZEPP
US$9.002.2%252.9%US$129.2mUS$56.280.655.9%n/a
CALX
US$38.420.1%-17.9%US$2.4bUS$66.0072.348.0%n/a
RFIL
US$17.861.7%308.7%US$190.0mUS$11.25715.377.5%0%
FEIM
US$59.890.6%208.9%US$586.2mUS$65.0081.922.4%n/a
TACT
US$3.928.9%5.4%US$37.0mn/a1.2n/a0%
LIDR
US$1.914.4%152.4%US$83.0mUS$5.17320.8-0.8%n/a
MVIS
US$0.601.9%-44.9%US$195.5mn/a128.3n/an/a
CRNT
US$2.532.0%8.6%US$225.4mUS$4.831.3107.0%n/a
MASS
US$7.122.0%50.2%US$263.9mUS$11.004.744.3%n/a
CRSR
US$6.930.7%-16.7%US$735.3mUS$8.8178.212.8%n/a
PCLA
US$2.2560.7%-86.6%US$9.3mn/a4.3n/an/a
OCC
US$10.846.3%276.4%US$90.1mn/a1.3n/a0%
AVNW
US$16.452.9%-21.2%US$206.9mUS$29.5723.655.2%n/a
AUDC
US$8.742.9%-1.6%US$215.2mUS$12.5032.125.8%4.6%
CLMB
US$20.731.7%-20.7%US$373.5mUS$32.3318.321.1%0%
SNX
US$230.760.03%88.7%US$18.5bUS$234.2718.98.2%0.8%
SILC
US$42.762.8%201.8%US$237.4mn/a3.719.7%0%
RBBN
US$2.651.5%-27.0%US$459.7mUS$3.6014.9-82.9%n/a
CLFD
US$42.781.4%10.0%US$573.5mUS$43.75175.5100.8%n/a
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