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Stockfacts

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 · AMSC

As of 2026-08-20
Put/Call Volume Ratio
0.69
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.76
Cumulative positioning sentiment
Front-month ATM Implied Volatility
71.7%
Market-expected move
Contracts / Expirations
134
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––19.000.000.2566.9%03
–––––20.000.000.7060.0%0313
–––––21.000.000.5553.2%23
–––––22.000.000.5047.3%018
–––––23.000.050.6079.5%020
–––––24.000.150.4066.9%020
3071.7%4.706.6025.000.200.6064.9%0243
10071.7%4.005.8026.000.601.1075.6%04
79077.6%3.804.9027.000.801.0566.9%028
21069.8%3.203.8028.001.101.4566.9%459
2069.8%2.353.5029.001.551.9067.8%1319
21664.9%1.952.6030.002.002.5068.8%22175
1144064.9%1.502.1531.002.503.3071.7%2226
63070.8%1.351.9532.003.104.0072.7%029
24868.8%0.851.6533.003.704.8072.7%1260
94166.9%0.551.3534.004.505.6075.6%023
1193068.8%0.551.0535.005.206.0066.9%161
195068.8%0.300.9536.006.006.8065.9%25
7043071.7%0.300.8037.006.308.3067.8%015
148069.8%0.100.6538.007.309.2070.8%04
60372.7%0.150.5539.00–––––
138573.7%0.050.5040.008.9010.501.5%08
8081.5%0.050.6041.009.9012.4080.5%017
73083.4%0.100.5042.00–––––
21050.3%0.000.6543.00–––––
96056.1%0.000.7045.0013.7016.5094.2%02
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.