All 5 U.S. quantum pure-plays just reported Q2 earnings: $IONQ, $INFQ, $QUBT, $RGTI, $QBTS.

The quantum thesis held up through Q2, but this is no longer a basket trade. It's stock-picker territory now.

Execution, revenue quality, and balance sheet discipline are separating winners from laggards. Some names showed real commercial traction, others burned cash without meaningful progress. The sector's still early, but differentiation is starting to show.

If you're playing quantum, you need to know which horses can actually run.