SCHEDULE: Balyasny Asset Management Boosts Spirit AeroSystems Stake

Balyasny Asset Management and its affiliates report a 5.54% beneficial ownership stake in Spirit AeroSystems Holdings, Inc.

Summary

• Balyasny Asset Management L.P. and its related entities (BAM GP LLC, Balyasny Asset Management Holdings LP, Dames GP LLC, and Dmitry Balyasny) have filed an Amendment No. 1 to Schedule 13G.
• The filing reports beneficial ownership of 6,505,583 shares of Common Stock, par value $0.01 per share, in Spirit AeroSystems Holdings, Inc.
• This represents approximately 5.54% of the issuer's class A common stock outstanding, based on 117,419,234 shares as of July 18, 2025.
• The shares are held directly by Atlas Diversified Master Fund, Ltd. (ADMF), an investment management client of Balyasny Asset Management L.P.
• The Reporting Persons collectively have sole voting power and sole dispositive power over these 6,505,583 shares.
• The acquisition was made in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 7

Explanation: The disclosure of a significant passive stake by a reputable investment firm like Balyasny Asset Management is generally viewed positively, indicating investor confidence in the issuer's long-term prospects.

Positives

• A significant institutional investor, Balyasny Asset Management, has disclosed a substantial stake, indicating confidence in Spirit AeroSystems Holdings, Inc.
• The acquisition was made in the ordinary course of business, suggesting a long-term investment strategy rather than an activist play.

Future Outlook

No forward-looking statements or guidance from Spirit AeroSystems are provided in this filing, as it is a disclosure of beneficial ownership by an investor.

Industry Context

This filing indicates continued institutional investor interest in the aerospace manufacturing sector, represented by Spirit AeroSystems, a key supplier to major aircraft manufacturers. Such disclosures provide transparency into significant market positions taken by large investment firms.

Comparison to Industry Standards

• Balyasny Asset Management's 5.54% stake is a significant passive investment, typical for large institutional funds seeking exposure to established aerospace suppliers like Spirit AeroSystems.
• Comparable institutional holdings in similar aerospace component manufacturers (e.g., Triumph Group, Hexcel Corporation) often see funds taking stakes in the 5-10% range for passive investment, aligning with this disclosure.

Stakeholder Impact

• Shareholders: Increased institutional ownership can sometimes lead to greater market stability and investor confidence.
• Management: Awareness of a significant institutional holder may influence management's strategic decisions, though this filing explicitly states the stake is not for control.

Key Dates

Recommendation

The filing indicates a significant passive investment by Balyasny Asset Management, suggesting confidence in Spirit AeroSystems. However, it does not provide new operational or financial data to warrant a 'buy' or 'sell' recommendation. It primarily confirms institutional interest, supporting a 'hold' position for existing investors and a neutral stance for potential new investors awaiting further fundamental updates.

Keywords

Spirit AeroSystems, Balyasny Asset Management, Schedule 13G, Beneficial Ownership, Institutional Investment, Common Stock, SEC Filing, Sprit AeroSystems Holdings Inc