Insiders / Vanderploeg Martin J.
Vanderploeg Martin J.
CIK 1014008personinsider
Companies
1
First seen
Feb 3, 2026
Last activity
Jun 3, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Workiva Inc · WK | 292,275 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Workiva Inc | Class A Common Stock | 292,275 |
| Workiva Inc | Class B Common StockDerivative | 1,201,832 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | Other | WK Workiva Inc Class A Common Stock | $1.53M | -29K -9.13% | 288,205 0.53% of shares | low |
| Feb 1, 2026 | Other | WK Workiva Inc Class A Common Stock | $43.1K | -560 -0.18% | 317,147 0.58% of shares | low |
| Jun 1, 2026 | Grant | WK Workiva Inc Class A Common Stock | — | +4K +1.41% | 292,275 0.54% of shares | low |
| Jan 21, 2026 | Gift | WK Workiva Inc Class B Common Stock | — | +491K +69.14% | 1,201,832 2.21% of shares | low |
| Jan 21, 2026 | Gift | WK Workiva Inc Class B Common Stock | — | -491K -100.00% | 0 0.00% of shares | low |