Argo Group Announces That 2020 Annual General Meeting Will Be Held in Virtual Format

Argo Group International Holdings, Ltd. (NYSE: ARGO) ("Argo" or the "company") today announced that, due to the public health impact of the coronavirus pandemic (COVID-19), the company will not hold its 2020 Annual General Meeting in person and will instead be holding it in a virtual format only.

The Annual General Meeting will be held on Thursday, April 16, 2020 in a virtual meeting format only at www.virtualshareholdermeeting.com/ARGO2020. In addition, the time of the Annual General Meeting has been adjusted to begin at 11 a.m., local Bermuda time (10 a.m. EDT). As described in the proxy materials for the Annual General Meeting previously distributed, shareholders as of the close of business on March 2, 2020, the record date, are entitled to participate in the Annual General Meeting. To participate, shareholders will need the 16-digit control number included in the proxy materials delivered to such shareholder.

A notice regarding the change of location and time of the Annual General Meeting (the "Notice") is being filed with the Securities and Exchange Commission together with this press release. Additional information regarding the Annual General Meeting, shareholder participation and voting is provided in the Notice.

ABOUT ARGO GROUP INTERNATIONAL HOLDINGS, LTD.

Argo Group International Holdings, Ltd. (NYSE: ARGO), is an underwriter of specialty insurance and reinsurance products in the property and casualty market. Argo Group offers a full line of products and services designed to meet the unique coverage and claims handling needs of businesses in two primary segments: U.S. Operations and International Operations. Argo Group's insurance subsidiaries are A.M. Best-rated "A-" (Excellent), and Argo Group's U.S. insurance subsidiaries are Standard and Poor's-rated "A-" (Strong). More information on Argo Group and its subsidiaries is available at www.argolimited.com.