Component Review

Component Review

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Value
Find contracts with the price, liquidity, and sensitivities needed to examine a trade.
Evidence
partial evidence

Inspect captured option quotes

SPY · Historical OPRA snapshots
Underlying at capture
$771.24
Expiration
2026-08-28
Included quotes
≤120s old · Strikes within $25
Model
Observed bid/ask midpoint

SPY options chain

10/50 strikes
Calls · Strike · Puts
C bidC askC midStrikeP bidP askP mid
776
775
774
773
772
771
770
769
768
767
776Strike
▲ Call0.08Bid 0.08 · Ask 0.09 vol · OI ·
▼ Put4.90Bid 4.83 · Ask 4.97 vol · OI ·
775Strike
▲ Call0.15Bid 0.15 · Ask 0.16 vol · OI ·
▼ Put3.92Bid 3.91 · Ask 3.94 vol · OI ·
774Strike
▲ Call0.29Bid 0.29 · Ask 0.30 vol · OI ·
▼ Put3.08Bid 3.07 · Ask 3.09 vol · OI ·
773Strike
▲ Call0.55Bid 0.54 · Ask 0.55 vol · OI ·
▼ Put2.33Bid 2.32 · Ask 2.34 vol · OI ·
772Strike
▲ Call0.93Bid 0.92 · Ask 0.93 vol · OI ·
▼ Put1.70Bid 1.69 · Ask 1.71 vol · OI ·
771ATM
▲ Call1.44Bid 1.44 · Ask 1.45 vol · OI ·
▼ Put1.23Bid 1.22 · Ask 1.23 vol · OI ·
770Strike
▲ Call2.08Bid 2.07 · Ask 2.09 vol · OI ·
▼ Put0.85Bid 0.85 · Ask 0.86 vol · OI ·
769Strike
▲ Call2.83Bid 2.81 · Ask 2.84 vol · OI ·
▼ Put0.59Bid 0.59 · Ask 0.60 vol · OI ·
768Strike
▲ Call3.63Bid 3.62 · Ask 3.65 vol · OI ·
▼ Put0.41Bid 0.40 · Ask 0.41 vol · OI ·
767Strike
▲ Call4.50Bid 4.49 · Ask 4.52 vol · OI ·
▼ Put0.29Bid 0.28 · Ask 0.29 vol · OI ·
Source evidence
Provider / feed
Alpaca / opra
Source contracts
354
SHA-256
9961ce920b26c909c7540beeb78972f4104305ab8b51cb57ff813550ead394e4
Source artifact
Data/market-data/prospective-best-v2/2026-08-28-gate-060-alpaca-opra.json.gz
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