Akshay Rai - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Akshay Rai has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $150K.
Profile
Akshay Rai is Director at BillionToOne, Inc. (BLLN). Rai has reported 7 insider filings with the SEC since 2025. The most recent filing was in June 2026.
| Role | Director |
|---|---|
| Notability | 26/100 |
Board memberships
- BillionToOne, Inc.
Reported roles
- Director
Trading Pattern
InsiderAlpha's records for Akshay Rai go back to 2025: 3 primary Form 4 filings, an average of 1.5 per year. The typical open-market purchase is $150K (1 buy totaling $150K). The largest single buy on record is $150K of BLLN in 2025. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Akshay Rai has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at BillionToOne, Inc. (BLLN) - 1 filing, 2026
- Insider at BillionToOne, Inc. (BLLN) - 2 filings, 2025
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-12 | BLLN | BillionToOne, Inc. | A - Grant or award | 3.0K | $0.00 | |
| 2025-11-12 | BLLN | BillionToOne, Inc. | P - Open-market purchase | 2.5K | $60.00 | $150K |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 1.78M | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 11.0K | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 1.78M | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 11.0K | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 1.78M | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | J - Other acquisition / disposition | 2.7K | - | |
| 2025-11-10 | BLLN | BillionToOne, Inc. | A - Grant or award | 8.3K | $0.00 |
Companies - Last 90 Days
- BillionToOne, Inc. (BLLN) - 1 filing, last 2026-06-12
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Akshay Rai has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Oguzhan Atay - $10.10M of BLLN open-market activity in the last 12 months
- David Tsao - $4.60M of BLLN open-market activity in the last 12 months
- Nancy Joann Johnson - $3.74M of BLLN open-market activity in the last 12 months
- Shan Riku Sakakibara - $2.67M of BLLN open-market activity in the last 12 months
- Thomas S. Bremner - $2.50M of BLLN open-market activity in the last 12 months
- Bosch John Roderick Ten - $1.04M of BLLN open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Amwal Investments LLC
- Apollo Principal Holdings B GP, LLC
- Apollo Principal Holdings B, L.P.
- ARCH Venture Partners XII, LLC
- ARCH Venture Partners XIII, LLC
- Audax Private Credit Business, LP
- Milton C. Ault III
- BAIN CAPITAL INVESTORS LLC
Frequently Asked Questions
Who is Akshay Rai?
Akshay Rai is Director at BillionToOne, Inc. (BLLN). Rai has reported 7 insider filings with the SEC since 2025. The most recent filing was in June 2026.…
How many SEC Form 4 filings has Akshay Rai submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Akshay Rai been buying or selling stock?
Recorded transactions: 1 open-market purchase ($150K) and 0 open-market sales across all tracked filings.
Where can I see all of Akshay Rai's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Akshay Rai profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.