Regulatory requirements

3 Months Ended

Mar. 31, 2026

Regulated Operations [Abstract]

Regulatory requirements

Regulatory requirements

The Company's U.S. broker dealer subsidiary, Oppenheimer, is subject to the uniform net capital requirements of the SEC under Rule 15c3-1 (the "Rule") promulgated under the Exchange Act. Oppenheimer computes its net capital requirements under the alternative method provided for in the Rule which requires that Oppenheimer maintain net capital equal to two percent of aggregate customer-related debit items, as defined in SEC Rule 15c3-3. As of March 31, 2026, the net capital of Oppenheimer

as calculated under the Rule was $437.2 million or 26.28% of Oppenheimer's aggregate debit items. This was $403.9 million in excess of the minimum required net capital at that date.

As of March 31, 2026, the capital required and held under the Financial Conduct Authority's Investment Firms’ Prudential Regime (“IFPR”) for Oppenheimer Europe Ltd. was as follows:

•Common Equity Tier 1 ratio 157% (required 56.0%);

•Tier 1 Capital ratio 157% (required 75.0%); and

•Total Capital ratio 209% (required 100.0%).

As of March 31, 2026, Oppenheimer Europe Ltd. was in compliance with its regulatory requirements.

As of March 31, 2026, the regulatory capital of Oppenheimer Investments Asia Limited was $3.5 million, which was $3.1 million in excess of the $382,612 required to be maintained on that date. Oppenheimer Investments Asia Limited computes its regulatory capital pursuant to the requirements of the Securities and Futures Commission of Hong Kong. As of March 31, 2026, Oppenheimer Investments Asia Limited was in compliance with its regulatory requirements.

As of March 31, 2026, Oppenheimer Trust is required to maintain minimal capital of $4.15 million. Oppenheimer Trust is currently in compliance with its capital requirements.