Exhibit 99.(j)(1)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form N-1A of Virtus Investment Trust of our report dated August 21, 2026, relating to the financial statements and financial highlights of Virtus Emerging Markets Opportunities Fund, Virtus Income & Growth Fund, Virtus KAR Global Small-Cap Fund, Virtus KAR Health Sciences Fund, Virtus NFJ Dividend Value Fund, Virtus NFJ International Value Fund, Virtus NFJ Large-Cap Value Fund, Virtus NFJ Mid-Cap Value Fund, Virtus NFJ Small-Cap Value Fund, Virtus Silvant Focused Growth Fund, Virtus Silvant Mid-Cap Growth Fund, Virtus Small-Cap Fund and Virtus Zevenbergen Technology Fund which appears in Virtus Investment Trust’s Certified Shareholder Report on Form N-CSR for the year ended June 30, 2026. We also consent to the references to us under the headings “Non-Public Portfolio Holdings Information”, “Independent Registered Public Accounting Firm”, “Financial Statements”, “Financial Highlights” and “Glossary” in such Registration Statement.