Hata Yujiro S — SEC Form 4 filings

SEC reporting owner CIK 1649119. 11 Form 4 filings on record with FilingPulse; latest filed 2026-03-13.

Transaction summary — filings shown

Covers all 11 filings on record, filed 2024-01-17 to 2026-03-13. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

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.

IssuerRole (as filed)FilingsPurchases (P)Sales (S)Other legs
IDEAYA Biosciences, Inc. (IDYA)President and CEO, Director813 legs · 350,000 sh · $14,931,98321
ENANTA PHARMACEUTICALS INC (ENTA)Director33

Form 4 filings — Hata Yujiro S

FiledFormIssuerReported transactionsSource
2026-03-134ENANTA PHARMACEUTICALS INC (ENTA)Grant/award (A): 20,000 (derivative) @ $0EDGAR
2026-02-024IDEAYA Biosciences, Inc. (IDYA)Grant/award (A): 600,000 (derivative) @ $0EDGAR
2025-03-144ENANTA PHARMACEUTICALS INC (ENTA)Grant/award (A): 15,700 (derivative) @ $0EDGAR
2025-02-284IDEAYA Biosciences, Inc. (IDYA)Grant/award (A): 600,000 (derivative) @ $0EDGAR
2025-02-194IDEAYA Biosciences, Inc. (IDYA)Option exercise (M): 12,808 @ $19.52 · Option exercise (M): 12,808 (derivative) @ $0EDGAR
2024-05-164IDEAYA Biosciences, Inc. (IDYA)Option exercise (M): 56,711 @ $4.31 · Sale (S): 54,408 @ $41.60 · Sale (S): 2,303 @ $41.84 · Option exercise (M): 83,856 @ $4.31 · Sale (S): 53,592 @ $42.57 · Sale (S): 29,761 @ $43.48 · +7 moreEDGAR
2024-03-084ENANTA PHARMACEUTICALS INC (ENTA)Grant/award (A): 15,700 (derivative) @ $0EDGAR
2024-03-044IDEAYA Biosciences, Inc. (IDYA)Grant/award (A): 480,000 (derivative) @ $0EDGAR
2024-02-124IDEAYA Biosciences, Inc. (IDYA)Option exercise (M): 75,815 @ $4.31 · Sale (S): 75,815 @ $45.15 · Option exercise (M): 23,557 @ $4.31 · Sale (S): 23,557 @ $45.54 · Option exercise (M): 75,815 (derivative) @ $0 · Option exercise (M): 23,557 (derivative) @ $0EDGAR
2024-02-054IDEAYA Biosciences, Inc. (IDYA)Option exercise (M): 628 @ $4.31 · Sale (S): 624 @ $45 · Sale (S): 4 @ $45.01 · Option exercise (M): 628 (derivative) @ $0EDGAR
2024-01-174IDEAYA Biosciences, Inc. (IDYA)Option exercise (M): 12,261 @ $4.31 · Sale (S): 12,261 @ $40.04 · Option exercise (M): 62,739 @ $4.31 · Sale (S): 62,739 @ $40.17 · Option exercise (M): 12,261 (derivative) @ $0 · Option exercise (M): 62,739 (derivative) @ $0EDGAR

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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