Unger David C
Officer · OPAL
As of 2026-09-16, Unger David C has 28 Form 4 transactions on record across 1 company — 18 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 $447K
- Indirect $0
| OPAL | direct | 232,956 sh | $447K |
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 |
|---|
28 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-31 | OPAL | Withheld for tax | 29,093 | 175,586 | Form 4 |
| 2026-03-31 | OPAL | Withheld for tax | 20,584 | 227,145 | Form 4 |
| 2026-03-31 | OPAL | Withheld for tax | 8,479 | 190,629 | Form 4 |
| 2026-03-31 | OPAL | Withheld for tax | 2,095 | 230,861 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 23,522 | 23,522 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 57,100 | 114,200 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 80,703 | 0 | Form 4 |
| 2026-03-31 | OPAL | Award / grant | 56,660 | 56,660 | Form 4 |
| 2026-03-31 | OPAL | Award / grant | 101,433 | 101,433 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 5,811 | 0 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 5,811 | 232,956 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 80,703 | 204,679 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 23,522 | 199,108 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 57,100 | 247,729 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 5,811 | 232,956 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 80,703 | 204,679 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 23,522 | 199,108 | Form 4 |
| 2026-03-31 | OPAL | Option exercise | 57,100 | 247,729 | Form 4 |
| 2025-04-08 | OPAL | Award / grant | 97,223 | 97,223 | Form 4 |
| 2025-03-31 | OPAL | Withheld for tax | 29,093 | 108,933 | Form 4 |
| 2025-03-31 | OPAL | Withheld for tax | 8,479 | 123,976 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 80,704 | 80,703 | Form 4 |
| 2025-03-31 | OPAL | Award / grant | 171,300 | 171,300 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 23,522 | 47,043 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 23,522 | 132,455 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 23,522 | 132,455 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 80,704 | 138,026 | Form 4 |
| 2025-03-31 | OPAL | Option exercise | 80,704 | 138,026 | 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.