WK Form 144: Affiliate Matthew Rizai Sells Shares

WK filed a Form 144 registering proposed sales of Common stock by an affiliate.

Accepted by SEC EDGAR 03/05/2026 - 05:08 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

WK filed a Form 144 registering proposed sales of Common stock by an affiliate. The filing lists multiple recent transactions by Matthew Rizai: 60,000 shares on 12/17/2025, 25,616 on 01/02/2026, 30,364 on 01/21/2026, and 50,000 on 02/20/2026. Shares outstanding were 52,432,466 as of 03/05/2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does WK's Form 144 say about Matthew Rizai's sales?

The filing lists four recent dispositions by Matthew Rizai: 60,000 shares on 12/17/2025, 25,616 on 01/02/2026, 30,364 on 01/21/2026, and 50,000 on 02/20/2026 as reported in the Form 144 excerpt.

How many shares outstanding does WK report in the filing?

The excerpt shows 52,432,466 shares outstanding as of 03/05/2026. This number appears on the securities information line and provides a company-level context for outstanding common shares.

Is the filing a registration of new shares or resale by an affiliate for WK?

This Form 144 lists proposed sales by an affiliate, indicating resale activity by an insider rather than a company primary issuance. The document identifies the seller as Matthew Rizai and enumerates specific sale dates and share counts.

Which securities and market are referenced in WK's Form 144?

The filing references Common stock traded on the NYSE. The securities information line in the excerpt pairs the common shares with the exchange designation and the shares outstanding figure dated 03/05/2026.

Do the Form 144 entries show sale proceeds or prices for WK transactions?

The provided excerpt lists share quantities and dates but does not include sale prices or aggregate proceeds. The Form 144 lines show the number of shares sold on each date without reporting consideration amounts in the excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001013631
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Workiva Inc.
SEC File Number	001-36773
Address of Issuer	2900 University Blvd Ames IOWA 50010
Phone	8882753125
Name of Person for Whose Account the Securities are To Be Sold	Matthew Rizai
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	10% stockholder

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Merrill Lynch 7545 Ashworth Rd, Suite 100 West Des Moines IA 50266	71429	4599448	52432466	03/05/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/12/2014	Cash	Issuer			2077058	12/12/2014	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Matthew Rizai 2200 N Ocean Blvd, Unit S901 Fort Lauderdale FL 33305	Common	02/20/2026	50000	3072098
Matthew Rizai 2200 N Ocean Blvd, Unit S901 Fort Lauderdale FL 33305	Common	01/21/2026	30364	2430312
Matthew Rizai 2200 N Ocean Blvd, Unit S901 Fort Lauderdale FL 33305	Common	01/02/2026	25616	2131927
Matthew Rizai 2200 N Ocean Blvd, Unit S901 Fort Lauderdale FL 33305	Common	12/17/2025	60000	5307828

144: Remarks and Signature

Remarks
Date of Notice	03/05/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Matthew Rizai
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)