Cybersecurity ETFs Win in Nasdaq’s Worst Week Since 2020 Posted bySanghamitra Saha January 24, 2022 Leave a comment on Cybersecurity ETFs Win in Nasdaq’s Worst Week Since 2020 The Nasdaq plunged 7.6% last week, marking in its worst week since March 2020. Still, there were some tech ETFs that lost little last week. These ETFs were cybersecurity ETFs.