Enact 4Q21 Earnings Summary

CONFIDENTIAL

Fourth Quarter and Full-Year

2021 Financial Results

February 2, 2022

CONFIDENTIAL

Cautionary Note Regarding Forward-Looking Statements

This communication contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act. These forward-looking statements may address, among other things, our expected financial and operational results, the related assumptions underlying our expected results, and the quotations of management. These forward-looking statements are distinguished by use of words such as "will," "would," "anticipate," "expect," "believe," "designed," "plan," or "intend," the negative of these terms, and similar references to future periods. These views involve risks and uncertainties that are difficult to predict and, accordingly, our actual results may differ materially from the results discussed in our forward-looking statements. Our forward-looking statements contained herein speak only as of the date of this press release. Factors or events that we cannot predict, including uncertainty around Covid-19 and the effects of government and other measures seeking to contain its spread, risks related to an economic downtuor recession in the United States and in other countries around the world, changes in political, business, regulatory, and economic conditions and other factors described in the risk factors contained in our filings with the Securities and Exchange Commission, may cause our actual results to differ from those expressed in forward-looking statements. Although Enact believes the expectations reflected in such forward-looking statements are based on reasonable assumptions, the Company can give no assurance that its expectations will be achieved and it undertakes no obligation to update publicly any forward-looking statements as a result of new information, future events, or otherwise, except as required by applicable law.

Non-GAAP1 And Other Items

All financial results are as of December 31, 2021 unless otherwise noted. For additional information, please see Enact's fourth quarter 2021 earnings release and financial supplement posted at ir.enactmi.com.

For important information regarding the use of non-GAAP and selected operating performance measures, see the Appendix.

Unless otherwise noted, all references in this presentation to net income (loss), net income (loss) per share, adjusted operating income (loss) and adjusted operating income (loss) per share should be read as net income (loss) available to Enact's common stockholders, net income (loss) available to Enact's common stockholders per diluted share, adjusted operating income (loss) available to Enact's common stockholders and adjusted operating income (loss) available to Enact's common stockholders per diluted share, respectively.

2

1 U.S. Generally Accepted Accounting Principles

Experienced, well capitalized private mortgage insurance company in business 40+ years with a dynamic platform positioned for success

31 Defined as customers who we wrote business with in 2021; 2 According to Inside Mortgage Finance; 3 First-time Home Buyer.

4

Macro conditions are favorable for purchase origination...

51 Freddie Mac as of 1/20/2022; 2 FHFA House Price Index (October 2021); National Association of Realtors (November 2021); 3 Mortgage Bankers Association; 4 Inside Mortgage Finance.