VIRTUS INVESTMENT PARTNERS INC

Definitions:

Revenues, as adjusted, comprise the fee revenues paid by clients for investment management and related services. Revenues, as adjusted, for purposes of calculating net income attributable to Virtus Investment Partners, Inc., as adjusted, differ from U.S. GAAP, namely in excluding the impact of operating activities of consolidated investment products and reduced to exclude fees passed through to third-party client intermediaries who own the retail client relationship and are responsible for distributing the product and servicing the client.

Operating expenses, as adjusted, is calculated to reflect expenses from ongoing continuing operations. Operating expenses, as adjusted, for purposes of calculating net income attributable to Virtus Investment Partners, Inc., as adjusted, differ from U.S. GAAP expenses in that they exclude amortization or impairment, if any, of intangible assets, restructuring and severance, the effect of consolidated investment products,

Virtus Investment Partners, Inc. 15.

acquisition and integration-related expenses and certain other expenses that do not reflect the ongoing earnings generation of the business.

Operating margin, as adjusted, is a metric used to evaluate efficiency represented by operating income, as adjusted, divided by revenues, as adjusted.

Earnings (loss) per share, as adjusted, represent net income (loss) attributable to Virtus Investment Partners, Inc., as adjusted, divided by weighted average shares outstanding, as adjusted, on either a basic or diluted basis.