ARIZPE ARTHUR A
Officer · NSP
As of 2026-09-16, ARIZPE ARTHUR A has 20 Form 4 transactions on record across 1 company — 7 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 |
|---|---|---|---|---|---|---|---|
| 2025-03-10 | NSP | Sale | 1,465 @ $95.11 | $139K | −1.7% of holding | 83,097 | Form 4 |
| 2025-02-11 | NSP | Sale | 3,400 @ $85.17 | $290K | −4.5% of holding | 72,551 | Form 4 |
| 2025-02-11 | NSP | Sale | 2,600 @ $84.05 | $219K | −3.3% of holding | 75,951 | Form 4 |
17 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-03 | NSP | Withheld for tax | 282 | 95,836 | Form 4 |
| 2026-03-03 | NSP | Award / grant | 319 | 96,118 | Form 4 |
| 2026-03-02 | NSP | Withheld for tax | 2,029 | 95,229 | Form 4 |
| 2026-03-02 | NSP | Award / grant | 570 | 95,799 | Form 4 |
| 2026-03-02 | NSP | Award / grant | 13,200 | 97,258 | Form 4 |
| 2026-02-17 | NSP | Option exercise | 961 | 3,387 | Form 4 |
| 2026-02-17 | NSP | Option exercise | 961 | 84,058 | Form 4 |
| 2025-07-01 | NSP | Award / grant | 100,000 | 100,000 | Form 4 |
| 2025-05-14 | NSP | Gift | 7,250 | 102,558 | Form 4 |
| 2025-03-03 | NSP | Withheld for tax | 1,881 | 84,562 | Form 4 |
| 2025-03-03 | NSP | Award / grant | 356 | 86,443 | Form 4 |
| 2025-02-28 | NSP | Withheld for tax | 2,832 | 74,832 | Form 4 |
| 2025-02-28 | NSP | Award / grant | 11,255 | 86,087 | Form 4 |
| 2025-02-28 | NSP | Award / grant | 387 | 77,664 | Form 4 |
| 2025-02-07 | NSP | Award / grant | 3,387 | 9,074 | Form 4 |
| 2025-02-07 | NSP | Option exercise | 4,726 | 4,348 | Form 4 |
| 2025-02-07 | NSP | Option exercise | 4,726 | 83,277 | 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.