SCHEDULE: FMR LLC Boosts Blue Bird Corp Stake to 12.3%

FMR LLC and Abigail P. Johnson have reported a 12.3% beneficial ownership stake in Blue Bird Corp's common stock as of September 30, 2025.

Summary

• FMR LLC and Abigail P. Johnson, as reporting persons, collectively hold beneficial ownership of 3,887,180.93 shares of Blue Bird Corp's common stock.
• This aggregate amount represents 12.3% of the class of Blue Bird Corp's common stock.
• FMR LLC has sole voting power over 3,883,977.00 shares and sole dispositive power over 3,887,180.93 shares.
• Abigail P. Johnson has sole dispositive power over 3,887,180.93 shares, with no sole or shared voting power directly attributed.
• The filing is an Amendment No. 3 to a Schedule 13G, indicating an update to previous ownership disclosures.
• The securities were acquired and are held in the ordinary course of business, without the purpose or effect of changing or influencing the control of Blue Bird Corp.
• FMR LLC is classified as a parent holding company, and Abigail P. Johnson is an individual, filing jointly under a Rule 13d-1(k)(1) agreement.
• Subsidiaries and affiliates of FMR LLC, including Fidelity Management & Research Company LLC, are identified as entities beneficially owning shares, with Fidelity Management & Research Company LLC owning 5% or greater of the outstanding shares.

Sentiment

Score: 6

Explanation: The filing indicates a significant institutional investment by FMR LLC and its affiliates in Blue Bird Corp, which can be viewed as a vote of confidence. However, it is a passive investment disclosure and does not contain operational or financial performance data, thus remaining largely neutral with a slight positive tilt due to the institutional backing.

Positives

• The disclosure of a significant 12.3% stake by a major institutional investor like FMR LLC can be interpreted as a positive signal of confidence in Blue Bird Corp's long-term prospects.

Future Outlook

This filing is a disclosure of beneficial ownership and does not contain any forward-looking statements or guidance from Blue Bird Corp.

Management Comments

• FMR LLC and Abigail P. Johnson certify that, to the best of their knowledge and belief, the securities were acquired and are held in the ordinary course of business and not for the purpose or with the effect of changing or influencing the control of Blue Bird Corp.

Industry Context

FMR LLC is a prominent asset management firm. Their significant stake in Blue Bird Corp, a company primarily known for manufacturing school buses, indicates institutional interest in the industrial or transportation sector. Such an investment by a large fund manager often reflects a long-term view on the company's market position and operational stability within its industry.

Stakeholder Impact

• Shareholders may view the significant institutional ownership by FMR LLC as a positive indicator of market confidence and potential long-term stability for Blue Bird Corp.

Key Dates

Keywords

Blue Bird Corp, FMR LLC, Abigail P. Johnson, Schedule 13G, Beneficial Ownership, Common Stock, Institutional Investment, Equity Stake