van der Kolk Robert J.
Officer · NVT
As of 2026-09-16, van der Kolk Robert J. has 18 Form 4 transactions on record across 1 company — 9 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.
Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-10 | NVT | Sale | 5,858 @ $164.32 | $963K | −17.6% of holding | 27,387 | Form 4 |
| 2026-02-09 | NVT | Sale | 21,500 @ $116.89 | $2.5M | −52.6% of holding | 19,349 | Form 4 |
| 2025-08-04 | NVT | Sale | 6,493 @ $89.16 | $579K | −12.5% of holding | 45,272 | Form 4 |
| 2025-08-04 | NVT | Sale | 4,500 @ $89.11 | $401K | −9.9% of holding | 40,772 | Form 4 |
14 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-10 | NVT | Option exercise | 5,858 | 33,245 | Form 4 |
| 2026-08-10 | NVT | Option exercise | 5,858 | 0 | Form 4 |
| 2026-03-05 | NVT | Withheld for tax | 5,763 | 25,239 | Form 4 |
| 2026-03-05 | NVT | Withheld for tax | 2,055 | 27,333 | Form 4 |
| 2026-03-02 | NVT | Award / grant | 2,079 | 10,427 | Form 4 |
| 2026-03-02 | NVT | Award / grant | 5,025 | 5,025 | Form 4 |
| 2026-02-15 | NVT | Award / grant | 11,642 | 31,002 | Form 4 |
| 2025-08-04 | NVT | Option exercise | 6,493 | 51,765 | Form 4 |
| 2025-08-04 | NVT | Option exercise | 6,493 | 0 | Form 4 |
| 2025-03-05 | NVT | Withheld for tax | 7,515 | 43,013 | Form 4 |
| 2025-03-05 | NVT | Withheld for tax | 2,119 | 45,172 | Form 4 |
| 2025-03-03 | NVT | Award / grant | 11,340 | 11,340 | Form 4 |
| 2025-03-03 | NVT | Award / grant | 4,437 | 12,585 | Form 4 |
| 2025-02-16 | NVT | Award / grant | 15,180 | 50,528 | 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.