Updated Jul 16, 2026 · Last SEC filing 2026-06-08
WORKIVA INC (WK) has filed 9 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-08. 3 Form 8-K material event filings were reported by WK in the last 90 days. 3 Form 144 notices of proposed sale were filed for WK stock. InsiderAlpha tracks every WK SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001445305 |
|---|
| Form 4 filings (90d) | 9 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 3 |
| Latest Form 4 filing | 2026-06-08 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Herz Robert H | Director | S — Open-market sale | 1.5K | $51.23 | $77K | SEC | |
| PEEK MARK S | Director | A — Grant or award | 4.1K | — | — | SEC | |
| CROW MICHAEL M | Director | A — Grant or award | 4.1K | — | — | SEC | |
| Herren Richard Scott | Director | A — Grant or award | 4.1K | — | — | SEC | |
| VANDERPLOEG MARTIN J. | Director | F — Tax withholding / forfeiture | 28.9K | $52.83 | $1.53M | SEC | |
| VANDERPLOEG MARTIN J. | Director | A — Grant or award | 4.1K | — | — | SEC | |
| Herz Robert H | Director | A — Grant or award | 4.1K | — | — | SEC | |
| Malik Astha | Director | A — Grant or award | 4.1K | — | — | SEC | |
| RADIA SUKU V. | Director | A — Grant or award | 4.1K | — | — | SEC | |
| Herz Robert H | Director | S — Open-market sale | 1.0K | $49.69 | $50K | SEC | |
| Iskow Julie | President & CEO | F — Tax withholding / forfeiture | 7.6K | $60.00 | $455K | SEC | |
| Herren Richard Scott | Director | A — Grant or award | 877 | — | — | SEC | |
| Iskow Julie | President & CEO | F — Tax withholding / forfeiture | 2.2K | $61.58 | $136K | SEC | |
| Iskow Julie | President & CEO | A — Grant or award | 4.1K | $0.00 | — | SEC | |
| Iskow Julie | President & CEO | F — Tax withholding / forfeiture | 2.6K | $61.58 | $159K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for WORKIVA INC (WK). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Herz Robert H | 3 | $127K |
| VANDERPLOEG MARTIN J. | 2 | $1.53M |
| PEEK MARK S | 1 | — |
| CROW MICHAEL M | 1 | — |
| Herren Richard Scott | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in WK insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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