Onto Innovation Inc. (ONTO)
NYSE: ONTO
· Real-Time Price · USD
143.79
3.96 (2.83%)
At close: Oct 03, 2025, 3:59 PM
143.75
-0.03%
After-hours: Oct 03, 2025, 07:55 PM EDT
ONTO Option Overview
Overview for all option chains of ONTO. As of October 05, 2025, ONTO options have an IV of 155.47% and an IV rank of 105.47%. The volume is 821 contracts, which is 118.3% of average daily volume of 694 contracts. The volume put-call ratio is 0.45, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
155.47%IV Rank
100%Historical Volatility
45.32%IV Low
48.51% on Jan 24, 2025IV High
149.92% on Oct 03, 2025Open Interest (OI)
Today's Open Interest
12,009Put-Call Ratio
0.5Put Open Interest
4,007Call Open Interest
8,002Open Interest Avg (30-day)
8,865Today vs Open Interest Avg (30-day)
135.47%Option Volume
Today's Volume
821Put-Call Ratio
0.45Put Volume
255Call Volume
566Volume Avg (30-day)
694Today vs Volume Avg (30-day)
118.3%Option Chain Statistics
This table provides a comprehensive overview of all ONTO options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Oct 17, 2025 | 246 | 178 | 0.72 | 1,760 | 718 | 0.41 | 155.47% | 125 |
| Nov 21, 2025 | 153 | 2 | 0.01 | 261 | 191 | 0.73 | 98.66% | 130 |
| Dec 19, 2025 | 141 | 70 | 0.5 | 4,752 | 2,785 | 0.59 | 90.46% | 110 |
| Mar 20, 2026 | 26 | 5 | 0.19 | 1,229 | 313 | 0.25 | 82% | 100 |