SEC Form 4 IngestionCorporate Insider TradeFiled: 2026-07-13
👔
BillionToOne, Inc.
@BLLN_Insider

Form 4 Filing: Sakakibara Shan Riku Sells $1.1M of $BLLN

INSIDER SALE
⚡ MATERIALITY: 6/10
corporate issuer
BillionToOne, Inc.
Ticker: $BLLN
Transaction Value
$1.1M
Price/Share: $93.27
transaction date
2026-07-09
Shares: 12,000

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, Sakakibara Shan Riku, holds the title of Chief Product Officer at BillionToOne, Inc..

On 2026-07-09, the insider transacted 12,000 shares.The shares were transacted at a weighted average price of $93.27 per share, resulting in a total market-relevant value of $1.1M.

Executive Summary Summary

Sakakibara Shan Riku (Chief Product Officer) sold $1.1M of $BLLN

Post-Transaction Position: 208,000 shares
SEC Accession No: 0002088547-26-000006 (CIK: 2088547)

Verified Multi-Source Index

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Insider Trade: Sakakibara Shan Riku Sold $1.1M of $BLLN | HillSignal — HillSignal