Form 4: OneStream CEO Thomas Shea Reports Trust Stock Transfers

OneStream CEO Thomas Shea filed a Form 4 detailing the transfer of Class D Common Stock between various family trusts for estate planning purposes.

Summary

• Thomas A. Shea, CEO, Director, and 10% Owner of OneStream, Inc., reported changes in beneficial ownership of Class D Common Stock.
• On March 24, 2026, 4,330,215 shares of Class D Common Stock were transferred for no consideration from The Thomas A. Shea 2020 Annuity Trust to the Thomas A Shea Remainder Trust.
• On March 25, 2026, an additional 4,330,215 shares of Class D Common Stock were transferred for no consideration from the Shea Remainder Trust to the Shea Family Trust dated December 25, 2019.
• These transfers are related to estate planning and involve trusts where Mr. Shea's spouse serves as trustee or co-trustee, implying shared voting and dispositive power.
• Class D Common Stock is convertible into Class A Common Stock on a 1:1 basis and has specific automatic conversion triggers, including certain transfers, death or incapacity, or the seventh anniversary of the Issuer's initial public offering.
• As of the filing, Mr. Shea directly owns 4,313,836 shares of Class D Common Stock and indirectly owns 11,856,018 shares through the 2019 Shea Family Trust.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, primarily an administrative and estate planning disclosure that does not indicate a change in the company's operational performance or the insider's investment conviction.

Positives

• The filing provides transparency regarding the CEO's beneficial ownership structure and estate planning activities.

Future Outlook

No specific future outlook or guidance is provided in this filing.

Industry Context

StockSavvy.ai notes that such trust-to-trust transfers are common for high-net-worth individuals, particularly executives and founders, for estate planning and wealth management purposes, and typically do not reflect a change in investment sentiment or operational performance.

Comparison to Industry Standards

• These types of intra-family trust transfers for no consideration are standard estate planning mechanisms for executives holding significant equity in public companies.
• They are not comparable to market transactions or operational results of other companies.

Stakeholder Impact

• Shareholders: Minimal direct impact as these are internal transfers for no consideration and do not affect the company's outstanding share count or market liquidity.
• Management: Clarifies the beneficial ownership structure of the CEO's holdings.

Key Dates

Keywords

OneStream, OS, Thomas Shea, Form 4, insider transaction, beneficial ownership, Class D Common Stock, Class A Common Stock, trust transfer, estate planning, corporate governance