Senkypl Dusan
Director · Officer · Ten-percent owner · GRPN
As of 2026-09-16, Senkypl Dusan has 23 Form 4 transactions on record across 1 company — 13 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|
23 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-11 | GRPN | Withheld for tax | 1,347,185 | 2,850,579 | Form 4 |
| 2026-06-11 | GRPN | Award / grant | 3,062,500 | 4,197,764 | Form 4 |
| 2026-06-11 | GRPN | Option exercise | 3,062,500 | 0 | Form 4 |
| 2026-05-01 | GRPN | Option exercise | 345,003 | 1,135,264 | Form 4 |
| 2026-05-01 | GRPN | Option exercise | 345,003 | 703,945 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 784,511 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 0 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 5,750 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 11,500 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 790,261 | Form 4 |
| 2026-03-12 | GRPN | Option exercise | 5,750 | 778,761 | Form 4 |
| 2025-12-23 | GRPN | Other acquisition | 109,250 | 773,011 | Form 4 |
| 2025-12-23 | GRPN | Other acquisition | 109,250 | 663,761 | Form 4 |
| 2025-08-11 | GRPN | Option exercise | 109,250 | 773,011 | Form 4 |
| 2025-08-11 | GRPN | Award / grant | 5,750 | 17,250 | Form 4 |
| 2025-08-11 | GRPN | Option exercise | 5,750 | 1,048,948 | Form 4 |
| 2025-08-11 | GRPN | Option exercise | 109,250 | 1,054,698 | Form 4 |
| 2025-06-18 | GRPN | Option exercise | 109,250 | 1,169,698 | Form 4 |
| 2025-06-18 | GRPN | Award / grant | 5,750 | 11,500 | Form 4 |
| 2025-06-18 | GRPN | Option exercise | 5,750 | 163,948 | Form 4 |
| 2025-06-18 | GRPN | Option exercise | 109,250 | 663,761 | Form 4 |
| 2025-05-12 | GRPN | Option exercise | 109,250 | 1,284,698 | Form 4 |
| 2025-05-12 | GRPN | Option exercise | 109,250 | 554,511 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.