Onterris, Inc. (ONT) Open Interest

Onterris, Inc. (ONT) has 3,904 call contracts and 1,898 put contracts open across all listed expirations — a put/call open interest ratio of 0.49. Open interest counts the contracts currently outstanding at each strike. This page shows where ONT positioning concentrates, which strikes act as walls, and how the totals have trended over the past year.

Data as of Jul 10, 2026, 8:00 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$21.77
52-week range
$16.78 – $23.01
ATM IV (30d)
228.0%
IV rank
100 / 100
High
Expected move
±$6.87 (±31.6%)
Put/call OI
0.49
Call-heavy
Max pain
$15
↓ 31.1% below close
Next earnings
Aug 9, 2026

ONT Open Interest by Strike

0585.31.2K1.8KSpotMax painCall wallPut wall1017.502022.5025

ONT open interest by strike, all expirations combined — calls in green, puts in red.

Total call open interest3,904
Total put open interest1,898
Put/call OI ratio0.49
Open interest rank (31 day)95 / 100
Call wall (largest call OI)$25
Put wall (largest put OI)$10
Top volume strike$15
Volume / OI ratio0.02

ONT Open Interest Trend

1.6K2.3K2.9K3.5K4.1KCall OIPut OIJun '26Jun '26Jul '26

ONT total call vs. put open interest, past year.

0.470.490.500.520.54Jun '26Jun '26Jul '26

ONT put/call open interest ratio, past year.

A put/call open interest ratio of 0.49 means meaningfully more calls than puts are outstanding — a call-heavy, typically bullish positioning profile. In total, 3,904 call contracts and 1,898 put contracts are open across all listed expirations. The put/call OI ratio has fallen from 0.54 in Jun '26 to 0.49 today.

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ONT Options FAQ

What is ONT's put/call ratio?

ONT's put/call open interest ratio is 0.49 as of Jul 10, 2026, with 1,898 put contracts and 3,904 call contracts outstanding.

Which ONT strikes have the highest open interest?

As of Jul 10, 2026, the largest call open interest sits at $25 (the call wall) and the largest put open interest sits at $10 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.

Is ONT open interest unusually high right now?

ONT's total open interest ranks 95 out of 100 versus the past 31 trading days as of Jul 10, 2026 — toward the top of its recent range, so positioning is unusually heavy.

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.