Form4insider filings, from the source

Insider · CIK 0001014008

Martin J. Vanderploeg

Files at: WK. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $5.0M · 5net −$5.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesNov 11Dec 1Dec 21Jan 10Jan 30Feb 19Mar 12

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 GForm 4 →Aug 20, 4:18 pm EDTWORKIVA INCWK2,780——437,105—
Jun 1, 2026 AFForm 4 →Jun 3, 4:47 pm EDTWORKIVA INCWK33,012$52.83$1,529,006292,275—
Mar 11, 2019 SForm 4 →Mar 13, 4:16 pm EDTWORKIVA INCWK25,000$49.57$1,239,168425,000−5.56% plan?
Feb 11, 2019 SForm 4 →Feb 13, 4:15 pm ESTWORKIVA INCWK25,000$42.88$1,071,961450,000−5.26% plan?
Feb 1, 2019 AFForm 4 →Feb 5, 4:15 pm ESTWORKIVA INCWK58,587$41.86$2,452,452314,918— plan?
Jan 18, 2019 FForm 4 →Jan 23, 4:15 pm ESTWORKIVA INCWK1,956$38.22$74,758258,121— plan?
Jan 10, 2019 SForm 4 →Jan 14, 4:16 pm ESTWORKIVA INCWK25,000$38.43$960,750475,000−5.00% plan?
Dec 10, 2018 SForm 4 →Dec 12, 4:17 pm ESTWORKIVA INCWK25,000$34.62$865,500500,000−4.76% plan?
Nov 12, 2018 SForm 4 →Nov 14, 4:17 pm ESTWORKIVA INCWK25,000$35.82$895,483525,000−4.55% plan?
May 7, 2018 CForm 4 →May 9, 4:00 pm EDTWORKIVA INCWK124,239——550,000— plan?
Feb 5, 2018 FForm 4 →Feb 7, 4:30 pm ESTWORKIVA INCWK14,497$22.05$319,659335,838— plan?
Feb 1, 2018 AForm 4 →Feb 5, 4:30 pm ESTWORKIVA INCWK89,028$22.25$1,980,873350,335— plan?
Jan 18, 2018 FForm 4 →Jan 22, 4:31 pm ESTWORKIVA INCWK2,103$21.88$46,021261,307— plan?
Feb 6, 2017 FForm 4 →Feb 7, 6:27 pm ESTWORKIVA INCWK16,409$12.85$210,856263,410— plan?
Jan 18, 2017 AForm 4 →Jan 20, 6:24 pm ESTWORKIVA INCWK93,328——279,819— plan?
Nov 14, 2016 CForm 4 →Nov 16, 6:23 pm ESTWORKIVA INCWK75,000——350,000— plan?
Feb 25, 2016 CGForm 4 →May 16, 6:02 pm EDTWORKIVA INCWK309,783——275,000— plan? late
Feb 5, 2016 FForm 4 →Feb 9, 6:35 pm ESTWORKIVA INCWK18,550$12.41$230,206221,274— plan?
Jan 19, 2016 AForm 4 →Jan 21, 4:47 pm ESTWORKIVA INCWK79,824——239,824— plan?
Feb 5, 2015 AForm 4 →Feb 9, 6:24 pm ESTWORKIVA INCWK160,000——160,000— plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 15, 2026 GForm 4 →Sep 16, 6:43 pm EDTWORKIVA INCWK120,000——60,000—
May 7, 2018 CForm 4 →May 9, 4:00 pm EDTWORKIVA INCWK124,239——2,515,009—
Feb 1, 2017 AForm 4 →Feb 3, 6:06 pm ESTWORKIVA INCWK200,204——200,204—
Nov 14, 2016 CForm 4 →Nov 16, 6:23 pm ESTWORKIVA INCWK75,000——2,639,248—
May 12, 2016 CForm 4 →May 16, 6:02 pm EDTWORKIVA INCWK240,217——2,714,248—
Feb 1, 2016 AForm 4 →Feb 2, 7:45 pm ESTWORKIVA INCWK168,421——168,421—