SCHEDULE: William Blair Discloses 5.7% Stake in Perella Weinberg

Sentiment:

Beneficial Ownership Disclosure


William Blair Investment Management, LLC has disclosed a 5.7% beneficial ownership stake in Perella Weinberg Partners, holding 3,678,361 shares of common stock.

Summary

  • William Blair Investment Management, LLC reported beneficial ownership of 3,678,361 shares of Perella Weinberg Partners common stock.
  • This ownership represents 5.7% of the class of securities.
  • William Blair holds sole voting power over 2,763,555 shares and sole dispositive power over all 3,678,361 shares.
  • The securities were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 5

Explanation: Neutral. A Schedule 13G filing is a routine disclosure of beneficial ownership and does not inherently convey positive or negative sentiment regarding the issuer's performance or prospects. It simply reports a factual ownership stake.

Future Outlook

NA

Industry Context

This filing indicates a significant passive investment by an institutional asset manager in a financial advisory firm. Such disclosures are routine for investment advisers crossing the 5% ownership threshold and typically reflect a long-term investment strategy rather than an activist stance.

Stakeholder Impact

  • Shareholders: Increased transparency regarding institutional ownership, potentially signaling confidence from a major investment firm.

Key Dates

DateDescription
09/30/2025Date of event which required the filing of this statement (when the 5% ownership threshold was crossed).
11/12/2025Date the Schedule 13G statement was signed by William Blair Investment Management, LLC.

Keywords

Perella Weinberg Partners, William Blair Investment Management, Beneficial Ownership, Schedule 13G, Investment Adviser, Common Stock, Financial Services

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