Stockfacts
Use CasesDocsPricing
Log inSign up free
OverviewFinancialsTrendsTranscriptsOptionsShortsInstitutionsInsidersCorporate ActionsSEC Filings
Stockfacts

EOD US-equity data for investors and AI agents

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

Use CasesDashboard

Options · NTRA

As of 2026-08-20
Put/Call Volume Ratio
0.11
Call-dominant · bullish sentiment
Put/Call OI Ratio
1.33
Cumulative positioning sentiment
Front-month ATM Implied Volatility
41.5%
Market-expected move
Contracts / Expirations
244
5 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
501.5%153.20157.40170.000.002.1572.7%0259
–––––175.000.002.1569.8%03
401.5%143.30147.30180.000.002.1566.9%0251
–––––185.000.002.2063.9%038
4071.7%133.40137.50190.000.002.2061.0%0288
–––––195.000.002.2058.1%057
26067.8%123.40127.60200.000.002.2055.1%052
94159.0%113.50117.50210.000.002.2550.3%042
10058.1%103.60107.60220.000.002.3045.4%057
65059.0%93.7097.90230.000.202.4076.6%010
275055.1%84.0087.90240.000.002.5035.6%08
34052.2%74.2078.10250.000.002.7031.7%0244
27050.3%64.8068.40260.000.001.9026.9%0194
414648.3%55.5058.90270.000.003.1023.0%131
444045.4%46.1049.80280.000.104.4045.4%3499
341744.4%37.5041.00290.001.855.4044.4%64
36143.4%29.6033.30300.004.007.4043.4%227
42043.4%22.7026.50310.006.9010.5042.5%02
125543.4%17.0020.50320.0011.0014.5042.5%09
144341.5%11.7014.80330.0015.3018.7040.5%046
42140.5%7.5010.30340.00–––––
3619240.5%4.408.00350.0028.7032.3041.5%037
395840.5%2.056.40360.0036.6040.3041.5%043
4717442.5%1.304.60370.00–––––
5441.5%1.352.25380.0054.4057.9043.4%01
7145.4%0.103.30390.00–––––
8550.3%0.353.00400.0073.5077.5049.3%02
5029.8%0.002.50420.00–––––
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.