Vaxcyte, Inc. (PCVX) Open Interest
Vaxcyte, Inc. (PCVX) has 23,586 call contracts and 70,880 put contracts open across all listed expirations — a put/call open interest ratio of 3.01. Open interest counts the contracts currently outstanding at each strike. This page shows where PCVX 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.
PCVX Open Interest by Strike
PCVX open interest by strike, all expirations combined — calls in green, puts in red.
| Total call open interest | 23,586 |
| Total put open interest | 70,880 |
| Put/call OI ratio | 3.01 |
| Open interest rank (31 day) | 95 / 100 |
| Call wall (largest call OI) | $65 |
| Put wall (largest put OI) | $45 |
| Top volume strike | $55 |
| Volume / OI ratio | 0.02 |
PCVX Open Interest Trend
PCVX total call vs. put open interest, past year.
PCVX put/call open interest ratio, past year.
A put/call open interest ratio of 3.01 means meaningfully more puts than calls are outstanding — elevated hedging or bearish positioning. In total, 23,586 call contracts and 70,880 put contracts are open across all listed expirations. The put/call OI ratio is little changed from 3.02 in Feb '26 to 3.01 today.
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PCVX Options FAQ
What is PCVX's put/call ratio?
PCVX's put/call open interest ratio is 3.01 as of Jul 10, 2026, with 70,880 put contracts and 23,586 call contracts outstanding.
Which PCVX strikes have the highest open interest?
As of Jul 10, 2026, the largest call open interest sits at $65 (the call wall) and the largest put open interest sits at $45 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.
Is PCVX open interest unusually high right now?
PCVX'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.