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Workiva (NYSE: WK) director shifts large Class B stake between trusts

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Workiva Inc. director Martin J. Vanderploeg reported several equity-related moves involving his holdings and related trusts. On February 1, 2026, 560 shares of Class A common stock were delivered to the company at $77.02 per share to cover withholding taxes on previously vested restricted stock units. After this, he held 317,147 Class A shares directly and 439,885 Class A shares indirectly through a living trust.

On January 21, 2026, entities associated with him transferred 491,270 Class B common shares from a charitable remainder trust, which then held none, to a living trust, which then held 1,201,832 Class B shares. Each Class B share is convertible into one Class A share under specified conditions. He also holds an employee stock option for 200,204 Class A shares at an exercise price of $12.40 per share, expiring January 31, 2027.

Positive

  • None.

Negative

  • None.
Insider VANDERPLOEG MARTIN J.
Role Director
Type Security Shares Price Value
Tax Withholding Class A Common Stock 560 $77.02 $43K
holding Employee Stock Option to Purchase Class A Common Stock -- -- --
holding Class A Common Stock -- -- --
Gift Class B Common Stock 491,270 $0.00 --
Gift Class B Common Stock 491,270 $0.00 --
Holdings After Transaction: Class A Common Stock — 317,147 shares (Direct); Employee Stock Option to Purchase Class A Common Stock — 200,204 shares (Direct); Class A Common Stock — 439,885 shares (Indirect, By living trust); Class B Common Stock — 0 shares (Indirect, By charitable remainder trust)
Footnotes (1)
  1. Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock units previously granted. Each share of Class B Common Stock is convertible, at any time at the election of the holder, into one share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (i) the date specified by the holders of at least 66 2/3% of the outstanding shares of Class B Common Stock, (ii) any transfer, except for certain "qualified transfers" (as defined in the Issuer's Certificate of Incorporation) or (iii) upon the death of a natural person holding shares of Class B Common Stock (subject to certain exceptions as defined in the Issuer's Certificate of Incorporation). Grant of stock option pursuant to the 2014 Equity Incentive Plan. Vests in three equal annual installments commencing on the first anniversary of the grant date.
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
VANDERPLOEG MARTIN J.
(Last) (First) (Middle)
2900 UNIVERSITY BOULEVARD
(Street)
AMES IA 50010
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
WORKIVA INC [ WK ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
02/01/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock 02/01/2026 F(1) 560 D $77.02 317,147 D
Class A Common Stock 439,885 I By living trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Class B Common Stock(2) (2) 01/21/2026 G V 491,270 (2) (2) Class A Common Stock 491,270 $0 0 I By charitable remainder trust
Class B Common Stock(2) (2) 01/21/2026 G V 491,270 (2) (2) Class A Common Stock 491,270 $0 1,201,832 I By living trust
Employee Stock Option to Purchase Class A Common Stock(3) $12.4 02/01/2018(4) 01/31/2027 Class A Common Stock 200,204 200,204 D
Explanation of Responses:
1. Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock units previously granted.
2. Each share of Class B Common Stock is convertible, at any time at the election of the holder, into one share of Class A Common Stock. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (i) the date specified by the holders of at least 66 2/3% of the outstanding shares of Class B Common Stock, (ii) any transfer, except for certain "qualified transfers" (as defined in the Issuer's Certificate of Incorporation) or (iii) upon the death of a natural person holding shares of Class B Common Stock (subject to certain exceptions as defined in the Issuer's Certificate of Incorporation).
3. Grant of stock option pursuant to the 2014 Equity Incentive Plan.
4. Vests in three equal annual installments commencing on the first anniversary of the grant date.
Remarks:
/s/ Brandon E. Ziegler as attorney-in-fact for Martin J. Vanderploeg 02/03/2026
** Signature of Reporting Person Date
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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Workiva (WK) director Martin Vanderploeg report?

Martin Vanderploeg reported tax withholding and trust transfers. 560 Class A shares were delivered to Workiva to cover taxes on vested restricted stock units, and 491,270 Class B shares were moved between trusts associated with him, with no reported open-market purchases or sales.

How many Workiva (WK) Class A shares does Martin Vanderploeg hold after these transactions?

After the reported transactions, Vanderploeg holds significant Class A shares. He owns 317,147 Class A shares directly and 439,885 Class A shares indirectly through a living trust, reflecting his ongoing equity stake in Workiva following the tax-related share delivery.

What happened to Martin Vanderploeg’s Class B Workiva (WK) shares held in trusts?

Class B shares were reallocated between trusts. A charitable remainder trust associated with him transferred 491,270 Class B shares, ending with zero, while a living trust ended holding 1,201,832 Class B shares, each convertible into one Class A share under defined conditions.

Were the Workiva (WK) insider transactions open-market trades?

The filing shows no open-market buy or sell orders. Shares were delivered to Workiva for tax withholding on vested restricted stock units, and large blocks of Class B shares shifted between trusts, reflecting internal reallocations rather than public market transactions.

What stock options does Martin Vanderploeg hold in Workiva (WK)?

Vanderploeg holds an employee stock option grant. The option covers 200,204 shares of Workiva Class A common stock at an exercise price of $12.40 per share and is scheduled to expire on January 31, 2027, with vesting tied to a prior grant date.

How are Martin Vanderploeg’s indirect Workiva (WK) holdings structured?

His indirect holdings are through trusts. The filing shows 439,885 Class A shares held via a living trust and 1,201,832 Class B shares held in a living trust, plus earlier involvement of a charitable remainder trust that transferred its 491,270 Class B shares.