Or Yat Sun — SEC Form 4 filings
SEC reporting owner CIK 1571212. 9 Form 4 filings on record with FilingPulse; latest filed 2026-02-13.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-02-14 to 2026-02-13. 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 2 filings — 4,981 shares, $54,893 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 11.
- Largest priced transaction: sale of 2,390 shares @ $14.23 ($34,010) in ENANTA PHARMACEUTICALS INC, filed 2025-12-05.
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 |
|---|---|---|---|---|---|
| ENANTA PHARMACEUTICALS INC (ENTA) | Chief Scientific Officer | 9 | — | 2 legs · 4,981 sh · $54,893 | 11 |
Form 4 filings — Or Yat Sun
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-02-13 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Grant/award (A): 1,650 @ $0 · Grant/award (A): 5,225 @ $0 · Tax withholding (F): 3,413 @ $14.25 | EDGAR |
| 2025-12-05 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Sale (S): 2,390 @ $14.23 | EDGAR |
| 2025-12-03 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Tax withholding (F): 753 @ $14.12 | EDGAR |
| 2025-11-26 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Grant/award (A): 110,000 (derivative) @ $0 | EDGAR |
| 2025-02-14 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Grant/award (A): 9,750 @ $0 · Tax withholding (F): 4,324 @ $5.59 | EDGAR |
| 2024-12-10 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Sale (S): 2,591 @ $8.06 | EDGAR |
| 2024-12-03 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Tax withholding (F): 1,595 @ $8.60 | EDGAR |
| 2024-11-27 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Grant/award (A): 87,000 (derivative) @ $0 | EDGAR |
| 2024-02-14 | 4 | ENANTA PHARMACEUTICALS INC (ENTA) | Grant/award (A): 3,680 @ $0 · Tax withholding (F): 1,080 @ $12.41 | 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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