Form 4: BillionToOne Executive Sells Shares via 10b5-1 Plan

Nancy JoAnn Johnson, SVP of Sales and Commercial Operations at BillionToOne, sold 14,000 shares of Class A Common Stock.

Summary

• Nancy JoAnn Johnson, Senior Vice President of Sales and Commercial Operations, executed a series of stock sales on June 8 and June 9, 2026.
• A total of 14,000 shares of Class A Common Stock were sold.
• The transactions were conducted under a pre-established Rule 10b5-1 trading plan adopted on March 6, 2026.
• Following these transactions, the reporting person retains 21,900 shares of Class A Common Stock.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the sales were conducted under a pre-arranged 10b5-1 plan, which is standard practice for executive compensation and liquidity management.

Positives

• The sales were executed according to a pre-planned Rule 10b5-1 trading plan, which is a standard mechanism for executives to sell shares without triggering insider trading concerns.

Negatives

• The sale represents a reduction in the executive's direct equity stake in the company.

Risks

• Insider selling can sometimes be perceived negatively by the market, though this was pre-planned.

Future Outlook

No forward-looking guidance regarding company operations was provided in this filing.

Industry Context

StockSavvy.ai notes that executive stock sales under 10b5-1 plans are routine corporate governance events and generally do not signal a change in company fundamentals or strategic direction.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for corporate officers to manage personal liquidity while maintaining compliance with SEC regulations.

Stakeholder Impact

• Minimal impact on shareholders as the sales were pre-planned and executed via a systematic trading program.

Next Steps

• No future actions or milestones were disclosed in this filing.

Key Dates

Keywords

BillionToOne, BLLN, Insider Trading, Form 4, Equity Sale, Rule 10b5-1