Xu Cong Claire
Officer · NBP
As of 2026-09-16, Xu Cong Claire has 14 Form 4 transactions on record across 1 company — 14 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 $478K
- Indirect $0
| NBP | direct | 304,201 sh | $478K |
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-31 | NBP | Sale | 3,282 @ $0.79 | $3K | −1.1% of holding | 304,201 | Form 4 |
| 2026-07-06 | NBP | Sale | 4,485 @ $0.89 | $4K | −1.5% of holding | 298,101 | Form 4 |
| 2026-06-01 | NBP | Sale | 3,494 @ $3.94 | $14K | −1.2% of holding | 290,154 | Form 4 |
11 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-30 | NBP | Option exercise | 4,079 | 28,558 | Form 4 |
| 2026-08-30 | NBP | Option exercise | 9,382 | 307,483 | Form 4 |
| 2026-08-30 | NBP | Option exercise | 9,382 | 307,483 | Form 4 |
| 2026-08-30 | NBP | Option exercise | 9,382 | 307,483 | Form 4 |
| 2026-08-30 | NBP | Option exercise | 9,382 | 307,483 | Form 4 |
| 2026-07-04 | NBP | Option exercise | 5,405 | 0 | Form 4 |
| 2026-07-04 | NBP | Option exercise | 12,432 | 302,586 | Form 4 |
| 2026-07-04 | NBP | Option exercise | 12,432 | 302,586 | Form 4 |
| 2026-05-30 | NBP | Option exercise | 4,079 | 32,637 | Form 4 |
| 2026-05-30 | NBP | Option exercise | 9,382 | 293,648 | Form 4 |
| 2026-05-30 | NBP | Option exercise | 9,382 | 293,648 | 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.