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Signal8

Lew Jennifer

SEC insider (Form 3/4/5 filer). CIK 0001465994. Director at Boundless Bio, Inc. (BOLD) and 1 other issuer. 10 reported Form 4/5 transactions since Sep 2024; latest on Jun 15, 2026. Located in LA JOLLA, CA.

Companies Lew Jennifer has filed insider reports for

  • Boundless Bio, Inc. (BOLD): Director
  • Annexon, Inc. (ANNX): Officer, EVP & CHIEF FINANCIAL OFFICER
Lew Jennifer profile photo

Lew Jennifer

CIK: 0001465994

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)5 (50.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)5 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (2)

Boundless Bio, Inc. logo
BOLD

Boundless Bio, Inc.

Director
Annexon, Inc. logo
ANNX

Annexon, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (10 total)

  • Boundless Bio, Inc. logo
    BOLD

    Boundless Bio, Inc.

    Jun 15, 2026
    Award

    Stock Option (right to buy)

    Direct
    32K shares-
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Mar 2, 2026
    Sale
    Direct
    5.6K shares at avg. $5.42$30K
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 19, 2026
    Award
    Direct
    62.5K shares-
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 18, 2026
    Sale
    Direct
    7.9K shares at avg. $5.11$40K
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Jul 14, 2025
    Sale
    Direct
    1.1K shares at avg. $2.58$3K
  • Boundless Bio, Inc. logo
    BOLD

    Boundless Bio, Inc.

    Jun 23, 2025
    Award

    Stock Option (right to buy)

    Direct
    16K shares-
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 27, 2025
    Award

    Stock Option (Right to Buy)

    Direct
    272.6K shares-
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 18, 2025
    Sale
    Direct
    6.9K shares at avg. $2.92$20K
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 13, 2025
    Sale
    Direct
    1.8K shares at avg. $2.98$5K
  • Annexon, Inc. logo
    ANNX

    Annexon, Inc.

    Feb 27, 2024
    Award
    Direct
    45K shares-

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