TRINGALI DONALD J
Director · NGS
As of 2026-09-16, TRINGALI DONALD J has 15 Form 4 transactions on record across 1 company — 10 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 |
|---|
15 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-09-02 | NGS | Award / grant | 59 | 13,812 | Form 4 |
| 2026-06-10 | NGS | Award / grant | 4,574 | 4,574 | Form 4 |
| 2026-06-08 | NGS | Award / grant | 49 | 17,763 | Form 4 |
| 2026-06-05 | NGS | Option exercise | 4,456 | 0 | Form 4 |
| 2026-06-05 | NGS | Award / grant | 446 | 1,955 | Form 4 |
| 2026-06-05 | NGS | Award / grant | 4,010 | 17,714 | Form 4 |
| 2026-06-05 | NGS | Award / grant | 446 | 1,955 | Form 4 |
| 2026-06-05 | NGS | Award / grant | 4,010 | 17,714 | Form 4 |
| 2026-03-04 | NGS | Award / grant | 40 | 13,704 | Form 4 |
| 2025-12-03 | NGS | Award / grant | 49 | 13,664 | Form 4 |
| 2025-08-08 | NGS | Award / grant | 34 | 13,615 | Form 4 |
| 2025-06-13 | NGS | Option exercise | 5,620 | 0 | Form 4 |
| 2025-06-13 | NGS | Award / grant | 562 | 1,509 | Form 4 |
| 2025-06-13 | NGS | Award / grant | 5,058 | 13,581 | Form 4 |
| 2025-06-05 | NGS | Award / grant | 4,456 | 4,456 | 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.