Boeing Stock Down 2% After Defense Contract Developments

Boeing's stock price fell by around 2% to close at $206.62 on September 9, 2026, after trading between $206.42 and $210.73 on the New York Stock Exchange.

The decline was steeper than the roughly 0.5% drop in the S&P 500 index that same day, with Boeing's stock price positioned between its 52-week low of $176.77 and high of $254.35.

Investors are continuing to weigh recent operational headlines, including a corporate news item that pointed out Boeing's August jet deliveries slipped, leaving the share price trading around the $210 level earlier in the week.

Today, attention focuses on defense-related developments that could influence sentiment toward Boeing, with the company advancing in a key missile-defense program alongside Anduril.