Skip to main content
Signal8
Eltoukhy Helmy profile photo

Helmy Eltoukhy

CIK: 0001752968

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)11 (16.4%)

Position reduction

Option Exercises (M)23 (34.3%)

Derivative conversions

Awards (A)4 (6.0%)

Compensation grants

Other (G, F, J, C, D, …)29 (43.3%)

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

Companies & Roles (1)

Guardant Health, Inc. logo
GH

Guardant Health, Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (67 total)

  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Oct 1, 2026
    Exercise(M)
    Indirect
    9.7K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Oct 1, 2026
    Tax Payment(F)
    Indirect
    17.1K shares at avg. $174.75$3.0M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Oct 1, 2026
    Exercise(M)
    Indirect
    24K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Sep 30, 2026
    Tax Payment(F)
    Indirect
    1.4K shares at avg. $178.36$255K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Sep 30, 2026
    Exercise(M)
    Indirect
    2.8K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Aug 26, 2026
    Gift(G)
    Indirect
    30K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Aug 26, 2026
    Other(J)
    Indirect
    25K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Aug 26, 2026
    Other(J)
    Indirect
    25K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Aug 11, 2026
    Gift(G)
    Indirect
    35K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Aug 11, 2026
    Gift(G)
    Indirect
    35K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jul 1, 2026
    Exercise(M)
    Indirect
    24K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jul 1, 2026
    Exercise(M)
    Indirect
    9.7K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jul 1, 2026
    Tax Payment(F)
    Indirect
    17.1K shares at avg. $170.77$2.9M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 30, 2026
    Tax Payment(F)
    Indirect
    1.4K shares at avg. $150.03$214K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 30, 2026
    Exercise(M)
    Indirect
    2.8K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    13.8K shares at avg. $128.25$1.8M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    33.8K shares at avg. $126.33$4.3M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    900 shares at avg. $131.78$119K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    49.7K shares at avg. $125.57$6.2M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    100 shares at avg. $132.55$13K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    1.1K shares at avg. $127.02$140K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Jun 5, 2026
    Sale(S)
    Indirect
    554 shares at avg. $130.21$72K
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Apr 1, 2026
    Exercise(M)
    Indirect
    9.7K shares-
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Apr 1, 2026
    Tax Payment(F)
    Indirect
    17.1K shares at avg. $91.15$1.6M
  • Guardant Health, Inc. logo
    GH

    Guardant Health, Inc.

    Apr 1, 2026
    Exercise(M)
    Indirect
    24K shares-

1-25 of 67

About Eltoukhy Helmy

Eltoukhy Helmy (SEC CIK 0001752968) files insider reports with the SEC as Co-Chief Executive Officer of Guardant Health, Inc. (GH).

Signal8 holds 18 ownership filings by Eltoukhy Helmy (17 Form 4, 1 Form 5), filed between Oct 1, 2024 and Oct 2, 2026. Those filings report 67 transactions, from Sep 30, 2024 to Oct 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Eltoukhy Helmy's filings is in PALO ALTO, CA.

Recent filings by Eltoukhy Helmy

  • Oct 1, 2026: Option exercise of GH shares (Form 4, code M).
  • Oct 1, 2026: Tax withholding of GH shares (Form 4, code F).
  • Oct 1, 2026: Option exercise of GH shares (Form 4, code M).
  • Sep 30, 2026: Tax withholding of GH shares (Form 4, code F).
  • Sep 30, 2026: Option exercise of GH shares (Form 4, code M).

Other insiders filing for Guardant Health, Inc. (GH)

How to read Form 4 transaction codes