Chen Tim Chao-Ming
Director · Officer · Ten-percent owner · NRDS
As of 2026-09-16, Chen Tim Chao-Ming has 10 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 |
|---|
10 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-09-01 | NRDS | Withheld for tax | 7,723 | 539,160 | Form 4 |
| 2026-06-01 | NRDS | Withheld for tax | 15,309 | 546,883 | Form 4 |
| 2026-03-02 | NRDS | Withheld for tax | 11,095 | 562,192 | Form 4 |
| 2025-12-02 | NRDS | Withheld for tax | 15,309 | 573,287 | Form 4 |
| 2025-11-24 | NRDS | Gift | 1,001,360 | 3,640,481 | Form 4 |
| 2025-11-24 | NRDS | Gift | 3,741,387 | 0 | Form 4 |
| 2025-11-24 | NRDS | Gift | 2,740,027 | 19,380,838 | Form 4 |
| 2025-09-02 | NRDS | Withheld for tax | 15,310 | 588,596 | Form 4 |
| 2025-06-02 | NRDS | Withheld for tax | 15,309 | 603,906 | Form 4 |
| 2025-03-03 | NRDS | Withheld for tax | 11,077 | 619,215 | 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.