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Who

Martin J. Vanderploeg

Director

Company insider

Files Form 4 as: CEO, Workiva.

Every Form 4 they filed

In numbers

Trades disclosed
190
Buys
3
Sells
28
Bought
$896K
Sold
$349.3M
Companies
1
Companies where not an officer
0
First trade
5 Feb 2015
Last trade
15 Sep 2026
Last filed
16 Sep 2026

Companies traded

Where they are an officer
WK WorkivaDirector, Officer, 10% owner · Software · last 15 Sep 20263 buys · 28 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
15 Sep 2026filed 16 Sep 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—60,000 at $0.00filing
15 Sep 2026filed 16 Sep 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—60,000 at $0.00filing
15 Sep 2026filed 16 Sep 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—60,000 at $0.00filing
15 Sep 2026filed 16 Sep 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—60,000 at $0.00filing
18 Aug 2026filed 20 Aug 2026WK WorkivaSoftwareSEC FORM 4 Code G—2,780 at $0.00filing
18 Aug 2026filed 20 Aug 2026WK WorkivaSoftwareSEC FORM 4 Code G—2,780 at $0.00filing
1 Jun 2026filed 3 Jun 2026WK WorkivaSoftwareSEC FORM 4 Code F$1.5M28,942 at $52.83filing
1 Jun 2026filed 3 Jun 2026WK WorkivaSoftwareSEC FORM 4 Code A—4,070filing
1 Jun 2026filed 3 Jun 2026WK WorkivaSoftwareSEC FORM 4 Code F$1.5M28,942 at $52.83filing
1 Jun 2026filed 3 Jun 2026WK WorkivaSoftwareSEC FORM 4 Code A—4,070filing
1 Feb 2026filed 3 Feb 2026WK WorkivaSoftwareSEC FORM 4 Code F$43K560 at $77.02filing
1 Feb 2026filed 3 Feb 2026WK WorkivaSoftwareSEC FORM 4 Code F$43K560 at $77.02filing
21 Jan 2026filed 3 Feb 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—491,270 at $0.00filing
21 Jan 2026filed 3 Feb 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—491,270 at $0.00filing
21 Jan 2026filed 3 Feb 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—491,270 at $0.00filing
21 Jan 2026filed 3 Feb 2026WK Workivaoption or derivative · SoftwareSEC FORM 4 Code G—491,270 at $0.00filing
29 May 2025filed 2 Jun 2025WK WorkivaSoftwareSEC FORM 4 Code A—3,218filing
5 May 2025filed 2 Jun 2025WK WorkivaSoftwareSEC FORM 4 Code G—84,210 at $0.00filing
5 May 2025filed 2 Jun 2025WK WorkivaSoftwareSEC FORM 4 Code G—84,210 at $0.00filing
15 Apr 2025filed 17 Apr 2025WK Workivaoption or derivative · SoftwareSEC FORM 4 Code M—84,210 at $0.00filing

News

Workiva (NYSE:WK) and C3.ai (NYSE:AI) Head-To-Head AnalysisWK · themarketsdaily.com · 15 Oct 2026Workiva (NYSE:WK) and Consensus Cloud Solutions (NASDAQ:CCSI) Head to Head ReviewWK · tickerreport.com · 13 Oct 2026

0 headlines in the last 90 days name Martin J. Vanderploeg; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Technology31

Buys in green, sells in red, by the company’s sector.

Related people

Junko SwainSVP, Chief Accounting Officer · SVP, Chief Accounting Officer at Workiva, filing Form 4 there in the last year
Brandon ZieglerEVP, CLO, CAO & Corp Secretary · EVP, CLO, CAO & Corp Secretary at Workiva, filing Form 4 there in the last year
Robert H. HerzDirector · Director at Workiva, filing Form 4 there in the last year
Richard Scott HerrenDirector · Director at Workiva, filing Form 4 there in the last year
Astha MalikChief Business Officer · Director at Workiva, filing Form 4 there in the last year