Underberg Sharon E.
Officer · IDXX
As of 2026-09-16, Underberg Sharon E. has 32 Form 4 transactions on record across 1 company — 15 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 |
|---|---|---|---|---|---|---|---|
| 2025-08-08 | IDXX | Sale | 5,450 @ $651.60 | $3.6M | −47.0% of holding | 6,156 | Form 4 |
31 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-03 | IDXX | Option exercise | 197 | 7,138 | Form 4 |
| 2026-03-03 | IDXX | Option exercise | 197 | 0 | Form 4 |
| 2026-03-03 | IDXX | Option exercise | 197 | 0 | Form 4 |
| 2026-02-14 | IDXX | Withheld for tax | 251 | 6,941 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 173 | 0 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 265 | 7,192 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 218 | 6,927 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 173 | 6,533 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 176 | 6,709 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 265 | 795 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 218 | 434 | Form 4 |
| 2026-02-14 | IDXX | Option exercise | 176 | 176 | Form 4 |
| 2026-02-12 | IDXX | Award / grant | 3,738 | 3,738 | Form 4 |
| 2026-02-12 | IDXX | Award / grant | 891 | 891 | Form 4 |
| 2026-02-12 | IDXX | Award / grant | 162 | 162 | Form 4 |
| 2025-08-12 | IDXX | Option exercise | 183 | 6,339 | Form 4 |
| 2025-08-12 | IDXX | Option exercise | 183 | 0 | Form 4 |
| 2025-08-08 | IDXX | Option exercise | 5,450 | 11,606 | Form 4 |
| 2025-08-08 | IDXX | Option exercise | 5,450 | 0 | Form 4 |
| 2025-02-14 | IDXX | Withheld for tax | 219 | 6,127 | Form 4 |
| 2025-02-14 | IDXX | Option exercise | 137 | 0 | Form 4 |
| 2025-02-14 | IDXX | Award / grant | 218 | 6,346 | Form 4 |
| 2025-02-14 | IDXX | Award / grant | 176 | 6,128 | Form 4 |
| 2025-02-14 | IDXX | Award / grant | 137 | 5,779 | Form 4 |
| 2025-02-14 | IDXX | Award / grant | 173 | 5,952 | Form 4 |
| 2025-02-14 | IDXX | Option exercise | 218 | 652 | Form 4 |
| 2025-02-14 | IDXX | Option exercise | 176 | 352 | Form 4 |
| 2025-02-14 | IDXX | Option exercise | 173 | 173 | Form 4 |
| 2025-02-13 | IDXX | Award / grant | 217 | 217 | Form 4 |
| 2025-02-13 | IDXX | Award / grant | 1,060 | 1,060 | Form 4 |
| 2025-02-13 | IDXX | Award / grant | 4,504 | 4,504 | 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.