Diamond Hill Investment Group Reports 2025 Financial Results

Firm announces partnership with First Eagle Investment Management

Published on Feb. 26, 2026

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Diamond Hill Investment Group, Inc. (Nasdaq: DHIL) reported its financial results for the fourth quarter and year ended December 31, 2025. The company saw a decline in assets under management and assets under advisement, as well as lower revenue and net operating profit margin compared to the prior year. However, the firm announced a partnership with First Eagle Investment Management, LLC that is expected to position Diamond Hill for continued success.

Why it matters

Diamond Hill's financial results reflect the broader challenges facing the investment management industry, including market volatility, client outflows, and fee compression. The partnership with First Eagle represents a strategic move to strengthen Diamond Hill's position and deliver value to shareholders amid these industry headwinds.

The details

Diamond Hill reported that combined assets under management and assets under advisement were $31.0 billion at the end of 2025, down from $31.9 billion a year earlier. The firm experienced net client outflows of $2.7 billion, compared to $0.3 billion in 2024. Revenue declined 3% to $147.1 million, while net operating profit margin fell to 25% from 29% in the prior year. The company attributed a portion of the margin decline to $2.9 million in transaction-related expenses associated with the pending merger with First Eagle.

  • Diamond Hill reported its 2025 financial results on February 26, 2026.
  • The company announced its partnership with First Eagle Investment Management in the fourth quarter of 2025.

The players

Diamond Hill Investment Group, Inc.

An independent active asset manager with significant employee ownership, offering differentiated U.S. and international equity, alternative long-short equity and fixed income investment strategies.

First Eagle Investment Management, LLC

A 160-year-old investment management firm that is acquiring Diamond Hill, with the partnership expected to position Diamond Hill for continued success.

Heather Brilliant

CEO of Diamond Hill Investment Group.

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What they’re saying

“This partnership is a testament to the strength and resilience of our business and delivers immediate value to our shareholders. Joining First Eagle, whose 160-year history reflects a deep commitment to client outcomes, is expected to position Diamond Hill for continued success over the long term.”

— Heather Brilliant, CEO, Diamond Hill Investment Group (PRNewswire)

What’s next

The pending merger with First Eagle Investment Management is expected to close in the coming months, subject to regulatory approvals and other customary closing conditions.

The takeaway

Diamond Hill's financial results highlight the challenges facing active asset managers, but the firm's partnership with the long-tenured First Eagle Investment Management represents a strategic move to strengthen its position and deliver value to shareholders in a competitive industry environment.