---
schema_version: "secwatch.filing_event.v1"
accession: "0002070849-26-000040"
form_type: "8-K"
ticker: "BLLN"
cik: "0002070849"
company_name: "BillionToOne, Inc."
filed_at: "2026-06-16T20:57:08+00:00"
generated_at: "2026-06-16T20:58:17.417763+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# BillionToOne stockholders elect Atay and Rai as Class I directors; ratify PwC as auditor

## Summary
- Oguzhan Atay elected with 76,387,783 votes for; Akshay Rai with 76,297,791 for (both Class I directors).
- Ratification of PricewaterhouseCoopers as independent auditor approved with 77,277,103 votes for, 197 against.
- Broker non-votes of 562,085 recorded on director elections; none on auditor ratification.
- Meeting held June 10, 2026; record date April 17, 2026 with 41.4M Class A and 4.6M Class B shares outstanding.

## SEC filing metadata
- accession: 0002070849-26-000040
- form_type: 8-K
- ticker: BLLN
- cik: 0002070849
- company_name: BillionToOne, Inc.
- filed_at: 2026-06-16T20:57:08+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2070849/000207084926000040/0002070849-26-000040-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2070849/000207084926000040/blln-20260610.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0002070849-26-000040
- JSON: https://secwatch.observer/filing/0002070849-26-000040.json
- Plain text: https://secwatch.observer/filing/0002070849-26-000040.txt

## Key facts
- Shareholder Votes
  BillionToOne, Inc. shareholders approved The election of two directors to serve as Class I directors until the 2029 annual meeting of stockholders and until their respective successors are duly elected and qualified at the 2026-06-10 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2026-06-10
  source text: Proposal 1: The election of two directors to serve as Class I directors until the 2029 annual meeting of stockholders and until their respective successors are duly elected and qualified: Name For Withheld Broker Non-Votes Oguzhan Atay 76,387,783 348,276 562,085 Akshay Rai 76,297,791 438,268 562,085
  evidence_url: https://www.sec.gov/Archives/edgar/data/2070849/000207084926000040/0002070849-26-000040-index.htm
- Shareholder Votes
  BillionToOne, Inc. shareholders approved Ratification of the appointment of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026 at the 2026-06-10 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2026-06-10
  source text: Proposal 2: The ratification of the appointment of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026: For Against Abstentions 77,277,103 197 20,844 As a routine proposal under applicable rules, no broker non-votes were recorded in connection with this proposal.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2070849/000207084926000040/0002070849-26-000040-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.