SEC Form 4 IngestionCorporate Insider TradeFiled: 2026-06-11
👔
BillionToOne, Inc.
@BLLN_Insider

Form 4 Filing: Sakakibara Shan Riku Sells $785,800 of $BLLN

INSIDER SALE
⚡ MATERIALITY: 6/10
corporate issuer
BillionToOne, Inc.
Ticker: $BLLN
Transaction Value
$785,800
Price/Share: $98.22
transaction date
2026-06-08
Shares: 8,000

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 2026-06-08, the insider transacted 8,000 shares.The shares were transacted at a weighted average price of $98.22 per share, resulting in a total market-relevant value of $785,800.

Executive Summary Summary

Sakakibara Shan Riku (Chief Product Officer) sold $786K of $BLLN

Post-Transaction Position: 212,000 shares
SEC Accession No: 0002088547-26-000002 (CIK: 2088547)

Verified Multi-Source Index

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Insider Trade: Sakakibara Shan Riku Sold $785,800 of $BLLN | HillSignal — HillSignal