U.S. stocks "Seven Sisters" | NVIDIA closed up about 5.3%, rebounding about 8% this week, while Tesla has fallen for eight consecutive weeks

On Friday (March 14), the Magnificent 7 index of the seven major U.S. tech stocks rose about 2.8%, with a cumulative decline of about 2.5% for the week; the "Trump Tariff Losers" index rose about 1.1%, with a cumulative decline of about 6.4% for the week. On that day, NVIDIA closed up 5.27%, Tesla rose 3.86%, Meta Platforms rose 2.96%, Microsoft rose 2.58%, Amazon rose 2.09%, Apple rose 1.82%, and Alphabet A rose 1.68%. For the week, Tesla declined a cumulative 4.83% (having previously fallen 4.67%, 0.49%, 10.62%, 1.6%, 5.07%, 13.27%, and 10.35% over the past seven weeks), Alphabet fell 4.70%, Meta fell 2.80% (having previously fallen 7.21%, 2.25%, and 6.37% over the past three weeks), Microsoft fell 1.21% for three consecutive weeks, Amazon fell 0.65% (having previously fallen 3.59%, 0.21%, 5.29%, 1.99%, and 6.14% over the past five weeks), Apple rebounded 1.82% (having previously fallen 4.85%, 2.92%, 1.75%, and 3.36% over the past four weeks), and NVIDIA rebounded 7.97% (having previously fallen 3.18%, 7.08%, and 9.79% over the past three weeks). In addition, AMD closed up 2.92% on Friday, Berkshire Hathaway Class B shares owned by Buffett rose 2.05%—breaking the closing historical high set on February 28, Eli Lilly rose 1.48%, and TSMC ADR rose 1.46%—with a cumulative decline of 1.70% for the week (having previously fallen 1.53%, 1.08%, 2.78%, 8.93%, and 1.90% over the past five weeks)