LARSON RODERICK A.
Director · Officer · NPKI, OII
As of 2026-09-16, LARSON RODERICK A. has 7 Form 4 transactions on record across 2 companies — 4 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
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 |
|---|---|---|---|---|---|---|---|
| 2026-05-18 | OII | Sale | 5,000 @ $38.27 | $191K | −1.2% of holding | 397,279 | Form 4 |
6 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-20 | NPKI | Award / grant | 8,558 | 23,655 | Form 4 |
| 2026-02-24 | OII | Withheld for tax | 38,227 | 251,431 | Form 4 |
| 2026-02-20 | OII | Award / grant | 82,672 | 82,672 | Form 4 |
| 2025-05-15 | NPKI | Award / grant | 15,097 | 15,097 | Form 4 |
| 2025-02-25 | OII | Withheld for tax | 41,046 | 352,797 | Form 4 |
| 2025-02-24 | OII | Award / grant | 91,797 | 393,843 | 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.