shaunl The Nasdaq has had a banner year, rising repeatedly in the first quarter. April turned more problematic, but the index more than managed to make up for it in the following two months. Now, as we all know, most of that upward activity was due to just seven stocks – and sometimes just three or four – as big tech reveled in artificial intelligence mania. All the same, those “magnificent” companies made the larger index look good.   Yahoo Finance But something seems to have changed this week, with te ...