SCHEDULE 13G/A: American Century Investment Management Discloses 6.2% Passive Stake in Si-Bone, Inc.

American Century Investment Management, along with its affiliates, has disclosed a 6.2% passive ownership stake in Si-Bone, Inc. as of March 31, 2025.

Summary

• American Century Investment Management, Inc., American Century Companies, Inc., and Stowers Institute for Medical Research collectively reported beneficial ownership of Si-Bone, Inc. common stock.
• The aggregate amount beneficially owned by these reporting persons is 2,642,322 shares.
• This ownership represents 6.2% of Si-Bone, Inc.'s total outstanding common stock.
• The reporting persons hold sole voting power over 2,200,529 shares and sole dispositive power over 2,642,322 shares.
• The filing is a Schedule 13G, indicating a passive investment not intended to influence or change control of Si-Bone, Inc.

Sentiment

Score: 6

Explanation: The filing indicates a significant passive investment by a major institutional asset manager, American Century Investment Management, in Si-Bone, Inc., which can be viewed as a vote of confidence. However, the document itself is purely a disclosure of ownership and does not contain operational or financial performance details of the issuer.

Positives

• A significant institutional investor, American Century Investment Management, Inc., has disclosed a substantial 6.2% stake in Si-Bone, Inc., which can be interpreted as a vote of confidence in the company's long-term prospects.

Stakeholder Impact

• Shareholders: The disclosure of a significant institutional stake may be viewed positively, potentially increasing investor confidence and market liquidity for Si-Bone, Inc. shares.

Key Dates

Keywords

Si-Bone, American Century Investment Management, SEC Filing, Schedule 13G, Beneficial Ownership, Institutional Investor, Common Stock, Passive Investment