BillionToOne, Inc. (BLLN) Most Active Options
The 25 most actively traded BillionToOne, Inc. (BLLN) option contracts at the latest daily snapshot, ranked by volume. Each row shows the contract's price, implied volatility, delta, open interest, and how today's volume compares with its own 30-day average — click a contract to analyze it in the OptiView platform.
Data as of Jul 10, 2026, 8:00 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Most Active BLLN Contracts
| Contract | Expiration | DTE | Last | IV | IV rank (30d) | Delta | Open interest | Volume | vs 30d avg |
|---|---|---|---|---|---|---|---|---|---|
| BLLN $130 call | Jul 17, 2026 | 7d | $3.50 | 75.1% | 0 | 0.43 | 16 | 100 | 2.9× avg |
| BLLN $145 put | Dec 18, 2026 | 161d | $38.30 | 83.6% | 42 | -0.47 | 1 | 34 | 18.5× avg |
| BLLN $125 put | Jul 17, 2026 | 7d | $4.80 | 79.6% | 3 | -0.42 | 9 | 25 | 3.4× avg |
| BLLN $120 call | Jul 17, 2026 | 7d | $9.18 | 71.6% | 0 | 0.73 | 113 | 16 | 7.0× avg |
| BLLN $125 call | Jul 17, 2026 | 7d | $6.08 | 75.1% | 0 | 0.58 | 117 | 12 | 2.6× avg |
| BLLN $95 put | Aug 21, 2026 | 42d | $2.20 | 85.1% | 32 | -0.12 | 18 | 10 | 11.2× avg |
| BLLN $150 call | Dec 18, 2026 | 161d | $16.26 | 74.2% | 75 | 0.48 | 6 | 6 | 2.0× avg |
| BLLN $140 call | Dec 18, 2026 | 161d | $21.26 | 73.7% | 80 | 0.53 | 84 | 6 | 1.7× avg |
| BLLN $125 call | Dec 18, 2026 | 161d | $25.02 | 73.9% | 78 | 0.62 | 126 | 5 | 1.1× avg |
| BLLN $130 call | Sep 18, 2026 | 70d | $16.15 | 75.9% | 74 | 0.54 | 37 | 5 | 3.2× avg |
| BLLN $115 put | Jul 17, 2026 | 7d | $2.45 | 91.1% | 0 | -0.20 | 54 | 5 | 2.1× avg |
| BLLN $105 call | Dec 18, 2026 | 161d | $32.50 | 72.6% | 71 | 0.75 | 87 | 5 | 1.8× avg |
| BLLN $135 call | Jul 17, 2026 | 7d | $1.65 | 72.6% | 0 | 0.28 | 25 | 4 | 4.0× avg |
| BLLN $125 put | Aug 21, 2026 | 42d | $12.70 | 81.0% | 49 | -0.42 | 23 | 2 | 2.5× avg |
| BLLN $130 put | Jul 17, 2026 | 7d | $10.50 | 81.1% | 0 | -0.56 | 0 | 2 | 3.0× avg |
| BLLN $145 call | Dec 18, 2026 | 161d | $18.02 | 74.0% | 83 | 0.50 | 6 | 2 | 0.6× avg |
| BLLN $120 put | Dec 18, 2026 | 161d | $22.90 | 83.9% | 48 | -0.34 | 19 | 2 | 2.8× avg |
| BLLN $115 call | Dec 18, 2026 | 161d | $29.78 | 73.4% | 74 | 0.68 | 13 | 2 | 2.3× avg |
| BLLN $145 call | Sep 18, 2026 | 70d | $9.85 | 74.7% | 78 | 0.41 | 6 | 1 | 0.6× avg |
| BLLN $100 put | Jul 17, 2026 | 7d | $0.53 | 119.4% | 18 | -0.06 | 98 | 1 | 2.5× avg |
| BLLN $110 put | Jul 17, 2026 | 7d | $1.00 | 106.7% | 63 | -0.15 | 123 | 1 | 0.4× avg |
| BLLN $125 call | Aug 21, 2026 | 42d | $14.00 | 72.3% | 61 | 0.58 | 1 | 1 | 0.4× avg |
| BLLN $165 put | Aug 21, 2026 | 42d | $46.00 | 79.6% | 0 | -0.80 | 0 | 1 | 1.0× avg |
| BLLN $85 put | Jul 17, 2026 | 7d | $0.10 | 158.1% | 5 | -0.03 | 5 | 1 | 0.1× avg |
| BLLN $100 put | Sep 18, 2026 | 70d | $6.10 | 85.3% | 32 | -0.20 | 10 | 1 | 1.1× avg |
Ranked by volume at the latest daily snapshot. "vs 30d avg" compares today's volume with the contract's own 30-day average.
The most active BLLN contract today is the $130 call expiring in 7 days, with 100 contracts traded. Calls dominate the most-active list (13 of the top 25), showing where trading interest concentrates.
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BLLN Options FAQ
Which BLLN option contract is most active today?
The most traded BLLN contract is the $130 call expiring Jul 17, 2026, with 100 contracts traded as of Jul 10, 2026.
How does OptiView rank the most active BLLN options?
The table lists the 25 BLLN contracts with the highest volume at the latest daily snapshot, alongside price, implied volatility, delta, open interest, and each contract's volume versus its own 30-day average.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.