# EDGAR Filing Document

**Accession Number:** 0000826675
**File Stem:** 0000826675-26-000029
**Filing Date:** 2026-3
**Character Count:** 4969
**Document Hash:** 52010f3a478f1c7fbccef8bb1c691d5f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000826675-26-000029.hdr.sgml**: 20260312

**ACCESSION NUMBER**: 0000826675-26-000029

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260226

**FILED AS OF DATE**: 20260312

**DATE AS OF CHANGE**: 20260312

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Sartori Michael Andrew
- **CENTRAL INDEX KEY:** 0002119118

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-09819
- **FILM NUMBER:** 26749459

**MAIL ADDRESS:**
- **STREET 1:** 103 PETERSON PL
- **CITY:** CHARLOTTESVILLE
- **STATE:** VA
- **ZIP:** 22901
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** DYNEX CAPITAL INC
- **CENTRAL INDEX KEY:** 0000826675
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE INVESTMENT TRUSTS [6798]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 521549373
- **STATE OF INCORPORATION:** VA
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 140 EASTSHORE DRIVE
- **STREET 2:** STE 100
- **CITY:** GLEN ALLEN
- **STATE:** VA
- **ZIP:** 23059
- **BUSINESS PHONE:** 8042175800

**MAIL ADDRESS:**
- **STREET 1:** 140 EASTSHORE DRIVE
- **STREET 2:** STE 100
- **CITY:** GLEN ALLEN
- **STATE:** VA
- **ZIP:** 23059

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RESOURCE MORTGAGE CAPITAL INC/VA
- **DATE OF NAME CHANGE:** 19930722

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RESOURCE MORTGAGE INVESTMENT CORP
- **DATE OF NAME CHANGE:** 19930505

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RAC MORTGAGE INVESTMENT CORP /VA/
- **DATE OF NAME CHANGE:** 19930505

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Sartori Michael Andrew<br><sub>(Last) (First) (Middle)</sub><br>140 EAST SHORE DR SUITE 100<br><sub>(Street)</sub><br>GLEN ALLEN, VA 23059<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>DYNEX CAPITAL INC [ DX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-26 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Chief Financial Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 12118<sup>(1)</sup> | D |  |
| Series C Preferred Stock | 1714 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Includes 3,665 shares of unvested restricted stock and 6,224 unvested restricted stock units.

**Remarks:**
The vesting dates and amounts are as follows:
Restricted stock - 2,441 shares on February 28, 2026, and 1,224 shares on February 28, 2027;
RSUs - 2,054 units on February 28, 2026; 2,054 units on February 28, 2027; and 2,116 units on February 28, 2028

**Signature:** /s/ Michael A. Sartori  
**Date:** 2026-03-12

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**