Stagno Christopher
Officer · NABL, AZPN
As of 2026-09-16, Stagno Christopher has 16 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
- Direct $276K
- Indirect $0
| NABL | direct | 71,702 sh | $276K |
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 |
|---|
16 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-15 | NABL | Withheld for tax | 1,879 | 71,702 | Form 4 |
| 2026-02-25 | NABL | Award / grant | 30,000 | 73,581 | Form 4 |
| 2026-02-04 | NABL | Withheld for tax | 2,345 | 43,581 | Form 4 |
| 2026-02-04 | NABL | Award / grant | 20,311 | 45,926 | Form 4 |
| 2025-05-21 | NABL | Award / grant | 25,615 | 25,615 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 2,103 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 1,482 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 899 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 1,731 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 2,103 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 1,731 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 1,482 | 0 | Form 4 |
| 2025-03-12 | AZPN | Disposition | 899 | 0 | Form 4 |
| 2025-03-11 | AZPN | Other acquisition | 3,711 | 0 | Form 4 |
| 2025-03-11 | AZPN | Other acquisition | 3,711 | 0 | Form 4 |
| 2024-12-31 | AZPN | Withheld for tax | 79 | 5,814 | 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.