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STX Options Chain by Expiration – Open Interest & Put/Call Ratio

Explore the STX options chain aggregated by expiration date, with call and put open interest, total OI and put/call ratios. Use this overview to spot where options positioning is most concentrated and which expirations carry bullish, bearish or neutral sentiment for STX.

Market Sentiment from STX Options by Expiration Date

The table below aggregates STX options data by expiration date, including call volume, put volume, total open interest and the put/call ratio. Each row is assigned a sentiment label and numerical sentiment score, highlighting expirations where positioning is extremely bullish, defensive or balanced. Click on an expiration date to drill down into the detailed options chain for that maturity.

Expiration Date Call OI Put OI Total Open Interest Put/Call Ratio
2026-07-17 20091 19450 39541 0.968
2026-07-24 4208 4415 8623 1.049
2026-07-31 4439 3115 7554 0.702
2026-08-07 954 1261 2215 1.322
2026-08-14 699 352 1051 0.504
2026-08-21 7222 12657 19879 1.753
2026-08-28 95 82 177 0.863
2026-09-18 13361 14332 27693 1.073
2026-10-16 2396 2021 4417 0.843
2026-11-20 3995 1290 5285 0.323
2026-12-18 4792 5312 10104 1.109
2027-01-15 14818 25276 40094 1.706
2027-03-19 1649 5418 7067 3.286
2027-06-17 4692 14874 19566 3.170
2028-01-21 7577 27702 35279 3.656

How the Options Sentiment Score Is Calculated

This sentiment framework evaluates market bias for STX based on aggregated options data by expiration date. The key metrics are:

  • Put/Call Ratio (PCR): Compares put and call activity. A higher PCR usually indicates more defensive or bearish positioning, while a lower PCR suggests bullish call demand.
  • Open Interest (OI): Represents the number of outstanding option contracts. Higher open interest reflects strong market attention, hedging activity or speculative positioning around STX.
  • Unusual activity ⚠️: Expirations with extreme PCR or unusually high OI are flagged with a warning icon, signaling concentrated bets, hedging pressure or potential event-driven risk.

The sentiment score combines PCR and OI into a 0–100 scale, then classifies each expiration into intuitive labels such as Strong Bullish, Moderate Bullish, Neutral, Moderate Bearish, Strong Bearish. Higher scores reflect more aggressive bullish positioning in STX options, while lower scores highlight more defensive or bearish structures.