# EDGAR Filing Document

**Accession Number:** 0001445305
**File Stem:** 0001013631-26-000002
**Filing Date:** 2026-2
**Character Count:** 10418
**Document Hash:** a3d30c493cf53a66441a43005f57b4a1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001013631-26-000002.hdr.sgml**: 20260213

**ACCESSION NUMBER**: 0001013631-26-000002

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260213

**DATE AS OF CHANGE**: 20260213

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WORKIVA INC
- **CENTRAL INDEX KEY:** 0001445305
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 472509828
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-88683
- **FILM NUMBER:** 26632870

**BUSINESS ADDRESS:**
- **STREET 1:** 2900 UNIVERSITY BLVD.
- **CITY:** AMES
- **STATE:** IA
- **ZIP:** 50010
- **BUSINESS PHONE:** (515) 817-6100

**MAIL ADDRESS:**
- **STREET 1:** 2900 UNIVERSITY BLVD.
- **CITY:** AMES
- **STATE:** IA
- **ZIP:** 50010

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WORKIVA INC.
- **DATE OF NAME CHANGE:** 20141212

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WORKIVA LLC
- **DATE OF NAME CHANGE:** 20140701

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WEBFILINGS LLC
- **DATE OF NAME CHANGE:** 20091013
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RIZAI MATTHEW M
- **CENTRAL INDEX KEY:** 0001013631

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A

**MAIL ADDRESS:**
- **STREET 1:** 2900 UNIVERSITY BLVD.
- **CITY:** AMES
- **STATE:** IA
- **ZIP:** 50010

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 10)**

**Issuer:** Workiva Inc.

**Title of Class of Securities:** Class A Common Stock

**CUSIP Number:** 98139A105

**Date of Event Which Requires Filing of this Statement:** 12/31/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Matthew M Rizai | Names of Reporting Persons<br>Matthew M Rizai |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>2588273.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>69841.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>1417613.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>917892.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2658114.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2658114.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>4.8% | Percent of Class Represented by Amount in Row (9)<br>4.8% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** The shares reported in rows 5, 6, 7, 8, 9, and 11 include Class B common stock, as described below. Each share of Class B common stock is convertible at the option of the holder into one share of Class A common stock. Assumes conversion of all shares of Class B common stock beneficially owned by Mr. Rizai into shares of Class A common stock.

The shares reported in row 9 consist of (i) 850,000 shares of Class B common stock and 427,409 shares of Class A common stock owned by Matthew Rizai TR UA DTD 03/04/1996 Matthew Rizai Revocable Trust; (ii) 32,783 shares of Class A common stock owned directly by Mr. Rizai and Svetlana Skopcenko Rizai as joint tenants with right of survivorship, of which Mr. Rizai and Ms. Skopcenko Rizai share voting and dispositive power; (iii) 885,109 shares of Class B common stock owned by Mr. Rizai and Ms. Skopcenko Rizai as trustees u/a dated August 7, 2013 creating Marital Trust, of which Mr. Rizai has sole voting power and Mr. Rizai and Ms. Skopcenko Rizai have shared dispositive power; (iv) 140,204 shares of Class A common stock that may be acquired within 60 days of this Statement upon the exercise of outstanding options; (v) 225,000 shares of Class B common stock and 60,551 shares of Class A common stock owned by family trusts of which Barbara Schlaff is the trustee and has entered into an irrevocable proxy under which she has granted sole voting power to Mr. Rizai for so long as the family trusts hold such shares. Ms. Schlaff has sole dispositive power as to such shares; and (vi) 25,000 shares of Class B common stock and 12,058 shares of Class A common stock owned by a family trust of which Ms. Skopcenko Rizai is the trustee.

The percentage set forth in row 11 is calculated based upon on 52,711,521 shares of Class A common stock outstanding as of December 31, 2025, plus the number of shares of Class B common stock beneficially owned by Mr. Rizai and shares of Class A common stock that may be acquired by Mr. Rizai within 60 days upon the exercise of outstanding options, which are treated as converted into Class A common stock or exercised, as applicable, only for the purpose of computing the percentage ownership of Mr. Rizai. Each share of Class A common stock is entitled to one vote, and each share of Class B common stock is entitled to ten votes. There were 3,607,583  shares of Class B common stock outstanding as of December 31, 2025, as reported by the issuer to the reporting person, including the 1,985,109 shares of Class B common stock beneficially owned by Mr. Rizai. The percentage reported does not reflect the ten for one voting power of the Class B common stock.

---

**Item 1(a). Name of Issuer:**
Workiva Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
2900 University Blvd, Ames, Iowa, 50010

**Item 2(a). Name of Person Filing:**
Matthew M. Rizai

**Item 2(b). Address of Principal Business Office:**
c/o Workiva Inc.
2900 University Blvd
Ames, IA 50010

**Item 2(c). Citizenship:**
United States of America

**Item 2(d). Title of Class of Securities:**
Class A Common Stock

**Item 2(e). CUSIP Number:**
98139A105

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
2,658,114

**(b) Percent of class:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
4.8

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
2,588,273

**(ii) Shared power to vote or to direct the vote:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
69,841

**(iii) Sole power to dispose or to direct the disposition of:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
1,417,613

**(iv) Shared power to dispose or to direct the disposition of:**

The information in rows 5 through 9 and 11 on the cover pages to this Schedule 13G, including the footnotes thereto, is hereby incorporated by reference.
917,892

**Item 5. Ownership of Five Percent or Less of a Class.**

[ ] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Matthew M Rizai**

**Date:** 02/13/2026

**By:** /s/ Matthew M. Rizai

**Name & Title:** Matthew M. Rizai