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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 · ATKR

As of 2026-08-20
Put/Call Volume Ratio
0.39
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.22
Cumulative positioning sentiment
Front-month ATM Implied Volatility
11.2%
Market-expected move
Contracts / Expirations
101
5 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––50.000.000.0578.6%01
–––––55.000.000.0567.8%0252
–––––60.000.000.0557.1%0236
–––––65.000.004.8047.3%0250
–––––70.000.004.8038.6%0230
20001.5%16.5020.8075.000.000.0530.8%070
8034.7%11.5016.3080.000.000.2022.0%05
20021.0%8.009.7085.000.000.5014.2%040
2641016.1%3.704.7090.000.050.1510.3%5590
5602.5%0.000.2095.001.302.4511.2%17
39010.3%0.002.25100.00–––––
10016.1%0.004.80105.00–––––
1032.7%0.004.80120.00–––––
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.