AAR is trading 4.36% down at $120.02 after falling from its September 11 close of $125.48; the September 14 decline has no clear company-specific catalyst.
- A CalSTRS filing reported a significantly larger AAR stake, which appears positive rather than a direct explanation for the selloff.
- Broader markets are modestly lower.
- Available coverage highlights no confirmed negative announcement or analyst action tied to AAR.