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Johnson Nancy JoAnn

SEC insider (Form 3/4/5 filer). CIK 0002087387. Officer at BillionToOne, Inc. (BLLN). 15 reported Form 4/5 transactions since Sep 2024; latest on Jul 16, 2026. Located in MENLO PARK, CA.

Companies Johnson Nancy JoAnn has filed insider reports for

  • BillionToOne, Inc. (BLLN): Officer, See Remarks
Johnson Nancy JoAnn profile photo

Johnson Nancy JoAnn

CIK: 0002087387

Transaction Breakdown

Open Market Buys (P)1 (6.7%)

High conviction signal

Open Market Sales (S)12 (80.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)2 (13.3%)

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

Companies & Roles (1)

BillionToOne, Inc. logo
BLLN

BillionToOne, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (15 total)

  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jul 16, 2026
    Sale
    Direct
    906 shares at avg. $129.78$118K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jul 16, 2026
    Sale
    Direct
    5.6K shares at avg. $128.96$722K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jul 16, 2026
    Sale
    Direct
    5.6K shares at avg. $127.89$711K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jul 16, 2026
    Sale
    Direct
    2.1K shares at avg. $126.98$271K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jul 1, 2026
    Sale
    Direct
    801 shares at avg. $124.91$100K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jun 9, 2026
    Sale
    Direct
    2.7K shares at avg. $101.38$274K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jun 9, 2026
    Sale
    Direct
    4.7K shares at avg. $99.27$463K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jun 9, 2026
    Sale
    Direct
    1.8K shares at avg. $102.34$186K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jun 9, 2026
    Sale
    Direct
    1.4K shares at avg. $100.31$140K
  • BillionToOne, Inc. logo
    BLLN

    BillionToOne, Inc.

    Jun 8, 2026
    Sale
    Direct
    200 shares at avg. $100.98$20K

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