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BBH expands custody mandate with Weitz Investment Management

Reported by Globalcustodian
Apr 22, 2026· 2 min read
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Key Takeaways
  • • Brown Brothers Harriman (BBH) has been appointed as custodian for Weitz Investment Management's mutual fund lineup, expanding an existing relationship that previously covered ETF servicing.
  • • The expanded mandate reflects a strategic evolution in the partnership between BBH Investor Services and Weitz Investment Management, a U.S.-based asset manager.
  • • BBH's custody services for Weitz now encompass both ETF and mutual fund platforms, broadening the scope of institutional support and administrative coverage.
  • • The appointment demonstrates continued consolidation among major custodians and asset managers, with established relationships expanding into additional product lines and service offerings.
Summary
Brown Brothers Harriman has expanded its custody mandate with Weitz Investment Management, a U.S.-based investment manager, by adding custodial services for the firm's mutual fund lineup to an existing relationship. The appointment represents a natural extension of BBH's prior engagement with Weitz, which initially focused on ETF servicing capabilities.

According to BBH Investor Services' statement on the partnership, the expanded relationship "reflects the continued evolution" of the two firms' collaboration. This expansion illustrates a broader trend among institutional custodians and asset managers, where deepening relationships frequently extend across multiple product platforms—in this case, from exchange-traded funds into traditional mutual fund structures.

The custodial relationship positions BBH to provide administration, accounting, and related services across Weitz's mutual fund operations. For institutional investors and asset managers, custodial consolidation around established providers offers operational efficiencies, streamlined reconciliation, and integrated reporting across product lines. BBH's role encompasses oversight and coordination of securities held on behalf of fund shareholders, aligning with regulatory requirements under the Investment Company Act of 1940.

The announcement underscores BBH's competitive position in the custodian marketplace, particularly among mid-sized to large asset managers seeking integrated custody and servicing solutions. For Weitz Investment Management, centralizing custody relationships reduces operational complexity and leverages an existing operational infrastructure already proven with its ETF offerings.

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Sources

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Globalcustodian BBH expands custody mandate with Weitz Investment Management