Yao Zhengbin — SEC Form 4 filings
SEC reporting owner CIK 1326228. 5 Form 4 filings on record with FilingPulse; latest filed 2026-07-02.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-07-01 to 2026-07-02. 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): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 12.
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 |
|---|---|---|---|---|---|
| ALUMIS INC. (ALMS) | Director | 3 | — | — | 10 |
| ArriVent BioPharma, Inc. (AVBP) | President and CEO, Director | 2 | — | — | 2 |
Form 4 filings — Yao Zhengbin
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-02 | 4 | ALUMIS INC. (ALMS) | Grant/award (A): 3,553 @ $0 · Grant/award (A): 15,528 (derivative) @ $0 | EDGAR |
| 2026-02-04 | 4 | ArriVent BioPharma, Inc. (AVBP) | Grant/award (A): 550,000 (derivative) @ $0 | EDGAR |
| 2025-08-01 | 4 | ALUMIS INC. (ALMS) | Grant/award (A): 49,800 (derivative) @ $0 | EDGAR |
| 2025-02-14 | 4 | ArriVent BioPharma, Inc. (AVBP) | Grant/award (A): 380,000 (derivative) @ $0 | EDGAR |
| 2024-07-01 | 4 | ALUMIS INC. (ALMS) | Disposition to issuer (D): 23,529 · Grant/award (A): 23,529 · Grant/award (A): 31,016 (derivative) @ $0 · Disposition to issuer (D): 31,016 (derivative) @ $0 · Grant/award (A): 31,016 (derivative) @ $0 · Disposition to issuer (D): 4,278 (derivative) @ $0 · +1 more | 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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