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EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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Options · TSHA

As of 2026-08-20
Put/Call Volume Ratio
0.00
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.48
Cumulative positioning sentiment
Front-month ATM Implied Volatility
108.8%
Market-expected move
Contracts / Expirations
34
4 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
8093.2%1.652.654.00–––––
2080.5%0.751.755.000.001.0040.5%01,007
240108.8%0.301.306.000.451.00115.6%019
3112587.3%0.100.507.00–––––
4049.3%0.001.008.00–––––
2065.9%0.001.009.00–––––
Click a call or put in the chain to see its history.

Source: Alpha Vantage options chain EOD (incl. greeks / IV / open interest). Contracts with low liquidity, far expirations (>180 days), and deep out-of-the-money strikes (±50%) are filtered out. P/C ratios are aggregated across the full chain.