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Or Yat Sun

SEC insider (Form 3/4/5 filer). CIK 0001571212. Chief Scientific Officer at ENANTA PHARMACEUTICALS INC (ENTA). 11 reported Form 4/5 transactions since Sep 2024; latest on Feb 12, 2026. Located in WATERTOWN, MA.

Companies Or Yat Sun has filed insider reports for

  • ENANTA PHARMACEUTICALS INC (ENTA): Officer, Chief Scientific Officer
Or Yat Sun profile photo

Or Yat Sun

CIK: 0001571212

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (18.2%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)5 (45.5%)

Compensation grants

Other (G, F, J, C, D, …)4 (36.4%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

ENANTA PHARMACEUTICALS INC logo
ENTA

ENANTA PHARMACEUTICALS INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Feb 12, 2026
    Award
    Direct
    1.7K shares-
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Feb 12, 2026
    Tax Payment
    Direct
    3.4K shares at avg. $14.25$49K
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Feb 12, 2026
    Award
    Direct
    5.2K shares-
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Dec 5, 2025
    Sale
    Direct
    2.4K shares at avg. $14.23$34K
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Dec 1, 2025
    Tax Payment
    Direct
    753 shares at avg. $14.12$11K
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Nov 25, 2025
    Award

    Stock Option (right to buy)

    Direct
    110K shares-
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Feb 12, 2025
    Tax Payment
    Direct
    4.3K shares at avg. $5.59$24K
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Feb 12, 2025
    Award
    Direct
    9.8K shares-
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Dec 6, 2024
    Sale
    Direct
    2.6K shares at avg. $8.06$21K
  • ENANTA PHARMACEUTICALS INC logo
    ENTA

    ENANTA PHARMACEUTICALS INC

    Dec 1, 2024
    Tax Payment
    Direct
    1.6K shares at avg. $8.60$14K

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