# EDGAR Filing Document

**Accession Number:** 0000890926
**File Stem:** 0001193125-26-042942
**Filing Date:** 2026-2
**Character Count:** 9615
**Document Hash:** 4d8c4b8dae5cf5f6f7e108923c5b295f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-042942.hdr.sgml**: 20260209

**ACCESSION NUMBER**: 0001193125-26-042942

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 14

**CONFORMED PERIOD OF REPORT**: 20260209

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**ITEM INFORMATION**: Regulation FD Disclosure

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260209

**DATE AS OF CHANGE**: 20260209

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RADIAN GROUP INC
- **CENTRAL INDEX KEY:** 0000890926
- **STANDARD INDUSTRIAL CLASSIFICATION:** SURETY INSURANCE [6351]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 232691170
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-11356
- **FILM NUMBER:** 26612136

**BUSINESS ADDRESS:**
- **STREET 1:** 550 EAST SWEDESFORD ROAD
- **STREET 2:** SUITE 350
- **CITY:** WAYNE
- **STATE:** PA
- **ZIP:** 19087
- **BUSINESS PHONE:** 2155646600

**MAIL ADDRESS:**
- **STREET 1:** 550 EAST SWEDESFORD ROAD
- **STREET 2:** SUITE 350
- **CITY:** WAYNE
- **STATE:** PA
- **ZIP:** 19087

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CMAC INVESTMENT CORP
- **DATE OF NAME CHANGE:** 19960126

?xml version='1.0' encoding='ASCII'? 8-K

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, DC 20549

### FORM 8-K

#### CURRENT REPORT

#### Pursuant to Section 13 OR 15(d)

#### of The Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): February 9, 2026

## Radian Group Inc.

#### (Exact Name of Registrant as Specified in its Charter)

---

| | | |
|:---|:---|:---|
| **Delaware** | **1-11356** | **23-2691170** |
| **(State or Other Jurisdiction**<br> **of Incorporation)** | **(Commission**<br> **File Number)** | **(IRS Employer**<br> **Identification No.)** |

---

#### 550 East Swedesford Road, Suite 350

#### Wayne, Pennsylvania, 19087

#### (Address of Principal Executive Offices, and Zip Code)
(215) 231-1000

#### (Registrant's Telephone Number, Including Area Code)

#### (Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (<u>see</u> General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| **Title of each class** | **Trading<br>Symbol(s)** | **Name of each exchange<br>on which registered** |
| Common Stock, $0.001 par value per share | RDN | New York Stock Exchange |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

------

---

| | |
|:---|:---|
| **Item 5.02** | **Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.**  |

---

#### Appointment of Directors
On February 9, 2026, upon the recommendation of the Governance Committee of the board of directors (the "Board") of Radian Group Inc. (the "Company"), the Board increased the size of the Board from eleven to twelve directors and appointed a new director, Seraina Macia, to the Board.

Ms. Macia's compensation will be consistent with the Company's compensatory arrangements for non-employee directors. There is no arrangement or understanding between Ms. Macia and any other person pursuant to which she was appointed as director. Ms. Macia does not have a direct or indirect material interest in any transaction in which the Company is or will be a participant.

---

| | |
|:---|:---|
| **Item 7.01** | **Regulation FD Disclosure.**  |

---

The Company's news release announcing the appointment of Ms. Macia to the Company's Board is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

---

| | |
|:---|:---|
| **Item 9.01.** | **Financial Statements and Exhibits.**  |

---

**(d) Exhibits.** 

---

| | |
|:---|:---|
| 99.1\* | [Radian Group Inc. News Release dated February 9, 2026](d75076dex991.htm) |
| Exhibit 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document) |

---

\* Furnished herewith.

------

#### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

---

| | | |
|:---|:---|:---|
|  | **RADIAN GROUP INC.** | **RADIAN GROUP INC.** |
|  | (Registrant) | (Registrant) |
| Date: February 9, 2026 |  |  |
|  | By: | /s/ Elizabeth A. Diffley |
|  | Elizabeth A. Diffley | Elizabeth A. Diffley |
|  | Executive Vice President and Corporate Secretary | Executive Vice President and Corporate Secretary |

---

## Exhibit 99.1

**Exhibit 99.1** 

---

| | |
|:---|:---|
| ![LOGO](g75076g0209173452441.jpg) | **press release**<br> February 9, 2026 |

---

**Radian Appoints Accomplished Insurance Executive** 

**Seraina Macia to Board of Directors** 

**WAYNE, Pa., February 9, 2026** — Radian Group Inc. (NYSE: RDN) today announced that Seraina Macia has been appointed to serve on its Board of Directors. Macia is an accomplished insurance executive with extensive international experience and a proven track record of successfully transforming organizations, driving strategic growth, and building high-performing teams across the US, Europe, Middle East and Africa.

"We are delighted to welcome Seraina to the Radian Board of Directors," said Radian Non-Executive Board Chairman Howard B. Culang. "As an industry leader with decades of highly differentiated global insurance experience, Seraina will bring a valuable perspective to Radian's Board as the company enters an exciting new era as a global multi-line specialty insurer."

Macia has more than 35 years of insurance industry experience and has held pivotal senior leadership roles, including as EVP of AIG and CEO of its technology-focused subsidiary Blackboard Insurance, EVP & CEO of AIG Europe, Middle East and Africa (EMEA), and President of Specialties at Zurich Insurance North America.

"Seraina has a well-earned reputation as a forward-thinking insurance leader with tremendous strategic acumen, and the company looks forward to benefiting from her entrepreneurial mindset and passion for leveraging technology," said Radian Chief Executive Officer Rick Thornberry. "Throughout her career, she has consistently prioritized client-centric innovation and harnessed emerging technologies to create new opportunities, which will make her a great fit on our dynamic and talented board."

In addition, Gregory Serio, a member of Radian's Board of Directors since 2012, announced his intention to retire at the end of his term, which concludes in May 2026.

"Greg's in-depth understanding of the insurance industry, paired with his experience in risk management and corporate governance, have been very beneficial in supporting the Board's strategic focus," said Culang. "On behalf of the Board, I would like to express our sincere thanks for his years of dedicated service and wish him all the best for the future."

**About Seraina Macia** 

Seraina Macia, 57, currently serves as a Senior Advisor to Warburg Pincus's Financial Services Group, specializing in the P&C insurance sector. Prior to that, she was founder and CEO of Joyn Insurance and held senior executive roles at AIG, including EVP of AIG & CEO of Blackboard Insurance, EVP of AIG & CEO of Country Management & Operations, and EVP of AIG & CEO of EMEA based in London. Macia also was CEO of XL North America, and held roles at Zurich Insurance in Switzerland and New York, as well as Swiss Re. She holds an MBA from Monash University (located in Melbourne, Australia) and is a CFA (Chartered Financial Analyst) Charter holder.

------

---

| | |
|:---|:---|
| ![LOGO](g75076g0209173452441.jpg) | **press release**<br> February 9, 2026 |

---

**About Radian** 

Radian Group Inc. (NYSE: RDN) is a trusted, global multi-line specialty insurer that helps businesses navigate risk with confidence. Built on financial strength and disciplined risk management, Radian brings clarity to complex risk decisions through its proprietary view of risk and a global perspective. Visit <u>radian.com</u> to learn how our collaborative and customer-centric culture transforms risk into a world of opportunity.

**For Investors:** 

Dan Kobell - Phone: 215.231.1113

email: <u>daniel.kobell@radian.com</u>

**For the Media:<u> </u>**

Rashi Iyer - Phone 215.231.1167

email: <u>rashi.iyer@radian.com</u>