Archer Aviation warrants trading halted on NYSE for listing-rule noncompliance ahead of Sept. 16 expiry

Archer Aviation’s public warrants failed to meet NYSE continued listing standards, triggering a regulatory halt under NYSE Listed Company Manual Section 802.01D.

• Trading in the warrants (ACHR WS) was halted Sept. 1, 2026.
• The halt remains in place until trading is suspended before the open on Sept. 15, 2026.
• Warrants expire Sept. 16, 2026 at 5:00 p.m. New York time; unexercised warrants become void with no further holder rights.
• Archer Aviation common stock continues trading on the NYSE under ACHR.