Sono Group is trading $1.23 (-5.76%) with no confirmed catalyst identified for September 22.
- Shares fell 13.58% to $1.30 on September 21.
- The earlier Sports One combination proposal remains speculative and nonbinding, not a fresh catalyst.
- Broader pre-market indexes are only modestly lower; the decline appears primarily stock-specific or volatility-driven, but no confirmed explanation is available.