Simpson Kathryn G
Officer · NOC
As of 2026-09-27, Simpson Kathryn G has 32 Form 4 transactions on record across 1 company — 11 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 February in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $710
- Indirect $0
| NOC | direct | 1 sh | $710 |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-02 | NOC | Sale | 873 @ $745.00 | $650K | −99.8% of holding | 1 | Form 4 |
| 2026-02-19 | NOC | Sale | 194 @ $727.62 | $141K | −18.2% of holding | 874 | Form 4 |
| 2026-02-17 | NOC | Sale | 779 @ $702.56 | $547K | −42.2% of holding | 1,068 | Form 4 |
| 2025-02-20 | NOC | Sale | 1,035 @ $429.08 | $444K | −57.0% of holding | 779 | Form 4 |
| 2025-02-18 | NOC | Sale | 889 @ $445.35 | $396K | −32.9% of holding | 1,814 | Form 4 |
| 2024-02-21 | NOC | Sale | 356 @ $454.68 | $162K | −17.6% of holding | 1,668 | Form 4 |
| 2024-02-20 | NOC | Sale | 711 @ $453.22 | $322K | −26.0% of holding | 2,024 | Form 4 |
| 2024-02-16 | NOC | Sale | 1,273 @ $450.37 | $573K | −31.8% of holding | 2,735 | Form 4 |
24 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-02-17 | NOC | Withheld for tax | 193 | 1,847 | Form 4 |
| 2026-02-17 | NOC | Option exercise | 387 | 2,040 | Form 4 |
| 2026-02-17 | NOC | Option exercise | 387 | 5,168 | Form 4 |
| 2026-02-11 | NOC | Withheld for tax | 461 | 1,653 | Form 4 |
| 2026-02-11 | NOC | Option exercise | 1,335 | 2,114 | Form 4 |
| 2026-02-11 | NOC | Option exercise | 1,335 | 11,245 | Form 4 |
| 2026-02-11 | NOC | Award / grant | 1,471 | 5,555 | Form 4 |
| 2026-02-11 | NOC | Award / grant | 3,620 | 12,580 | Form 4 |
| 2025-02-18 | NOC | Withheld for tax | 366 | 2,398 | Form 4 |
| 2025-02-18 | NOC | Withheld for tax | 163 | 2,703 | Form 4 |
| 2025-02-18 | NOC | Award / grant | 4,356 | 10,057 | Form 4 |
| 2025-02-18 | NOC | Option exercise | 1,097 | 8,960 | Form 4 |
| 2025-02-18 | NOC | Option exercise | 468 | 4,084 | Form 4 |
| 2025-02-18 | NOC | Award / grant | 1,965 | 4,552 | Form 4 |
| 2025-02-18 | NOC | Option exercise | 1,097 | 2,764 | Form 4 |
| 2025-02-18 | NOC | Option exercise | 468 | 2,866 | Form 4 |
| 2024-02-16 | NOC | Withheld for tax | 263 | 4,008 | Form 4 |
| 2024-02-16 | NOC | Option exercise | 619 | 4,271 | Form 4 |
| 2024-02-16 | NOC | Option exercise | 619 | 2,587 | Form 4 |
| 2024-02-14 | NOC | Withheld for tax | 646 | 3,652 | Form 4 |
| 2024-02-14 | NOC | Option exercise | 1,919 | 5,701 | Form 4 |
| 2024-02-14 | NOC | Award / grant | 4,332 | 7,620 | Form 4 |
| 2024-02-14 | NOC | Award / grant | 1,732 | 3,206 | Form 4 |
| 2024-02-14 | NOC | Option exercise | 1,919 | 4,298 | 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.