LANIGAN MATTHEW
Director · Officer · NPKI
As of 2026-09-16, LANIGAN MATTHEW has 22 Form 4 transactions on record across 1 company — 8 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.
Reconstructed holdings
- Direct $3.3M
- Indirect $0
| NPKI | direct | 254,699 sh | $3.3M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-06-03 | NPKI | Sale | 167,375 @ $14.43 | $2.4M | −39.7% of holding | 254,699 | Form 4 |
| 2025-09-03 | NPKI | Sale | 1,000 @ $10.38 | $10K | −0.1% of holding | 1,095,913 | Form 4 |
| 2025-08-22 | NPKI | Sale | 68,896 @ $10.34 | $713K | −5.9% of holding | 1,095,913 | Form 4 |
19 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-01 | NPKI | Withheld for tax | 39,423 | 321,886 | Form 4 |
| 2026-06-01 | NPKI | Withheld for tax | 27,894 | 361,309 | Form 4 |
| 2026-06-01 | NPKI | Withheld for tax | 22,232 | 389,203 | Form 4 |
| 2026-06-01 | NPKI | Option exercise | 100,188 | 0 | Form 4 |
| 2026-06-01 | NPKI | Option exercise | 100,188 | 422,074 | Form 4 |
| 2026-05-19 | NPKI | Award / grant | 85,771 | 411,435 | Form 4 |
| 2025-10-03 | NPKI | Gift | 770,249 | 325,664 | Form 4 |
| 2025-09-03 | NPKI | Option exercise | 1,000 | 0 | Form 4 |
| 2025-09-03 | NPKI | Option exercise | 1,000 | 1,096,913 | Form 4 |
| 2025-08-22 | NPKI | Option exercise | 68,896 | 1,000 | Form 4 |
| 2025-08-22 | NPKI | Option exercise | 68,896 | 1,164,809 | Form 4 |
| 2025-06-01 | NPKI | Withheld for tax | 42,754 | 1,095,913 | Form 4 |
| 2025-06-01 | NPKI | Withheld for tax | 39,423 | 1,138,667 | Form 4 |
| 2025-06-01 | NPKI | Withheld for tax | 22,232 | 1,178,090 | Form 4 |
| 2025-06-01 | NPKI | Option exercise | 108,651 | 1,100,134 | Form 4 |
| 2025-06-01 | NPKI | Option exercise | 100,188 | 100,188 | Form 4 |
| 2025-06-01 | NPKI | Option exercise | 108,651 | 200,376 | Form 4 |
| 2025-06-01 | NPKI | Option exercise | 100,188 | 1,200,322 | Form 4 |
| 2025-05-14 | NPKI | Award / grant | 212,667 | 991,483 | 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.