Insider · CIK 0001014008
Martin J. Vanderploeg
Files at: WK. On EDGAR ↗
Reported trades — common stock
No reported common-stock activity in this period.
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 15, 2026 GForm 4 → | Sep 16, 6:43 pm EDT | WORKIVA INCWK | 120,000 | — | — | 60,000 | — |