Yu Chen-Ming — SEC Form 4 filings
SEC reporting owner CIK 1517933. 2 Form 4 filings on record with FilingPulse; latest filed 2026-08-06.
Transaction summary — filings shown
Covers all 2 filings on record, filed 2026-07-24 to 2026-08-06. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 2 legs across 1 filing — 325,000 shares, $6,906,250 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 1.
- Largest priced transaction: sale of 162,500 shares @ $21.25 ($3,453,125) in Surrozen, Inc./DE, filed 2026-07-24.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Surrozen, Inc./DE (SRZN) | 10% owner | 1 | — | 2 legs · 325,000 sh · $6,906,250 | — |
| TCGX Acquisition Corp. (TCGX) | Chief Executive Officer, 10% owner | 1 | — | — | 1 |
Form 4 filings — Yu Chen-Ming
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-06 | 4 | TCGX Acquisition Corp. (TCGX) jointly with TCGX Sponsor, LLC | Grant/award (A): 436,250 @ $10 | EDGAR |
| 2026-07-24 | 4 | Surrozen, Inc./DE (SRZN) jointly with TCG Crossover GP II, LLC, TCG Crossover Fund II, L.P., TCG Crossover GP III, LLC, TCG Crossover Fund III, L.P. | Sale (S): 162,500 @ $21.25 · Sale (S): 162,500 @ $21.25 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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