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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 · UNP

As of 2026-08-20
Put/Call Volume Ratio
0.40
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.41
Cumulative positioning sentiment
Front-month ATM Implied Volatility
27.8%
Market-expected move
Contracts / Expirations
413
10 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
20195.6%137.50141.50165.00–––––
10181.0%127.50131.60175.00–––––
10121.5%87.8091.40215.00–––––
10103.9%72.6076.80230.000.002.1562.9%01
1095.1%67.6071.70235.00–––––
1076.6%52.7056.70250.00–––––
–––––255.000.002.1541.5%01
–––––260.000.001.2537.6%012
–––––265.000.002.1532.7%02
–––––270.000.002.1528.8%014
–––––272.500.002.1526.9%02
5048.3%28.0031.80275.000.002.2024.9%019
24041.5%22.9026.90280.000.002.3021.0%0130
–––––282.500.002.4019.0%012
2035.6%18.0022.00285.000.002.5017.1%022
–––––287.500.002.6515.1%03
16034.7%14.0017.30290.000.202.8535.6%040
3234.7%12.2015.10292.500.151.8526.9%1640
14132.7%10.2012.70295.000.053.1027.8%138
2031.7%8.4010.90297.500.503.6025.9%01
321628.8%6.608.30300.001.354.4025.9%016
29027.8%4.207.60302.501.605.1023.0%08
36227.8%2.906.20305.002.506.2022.0%791
23829.8%2.505.30307.504.107.7022.0%50
33826.9%0.604.40310.006.208.3020.0%06
141225.9%0.952.30312.50–––––
1609.3%0.003.10315.00–––––
9825.9%0.251.40317.50–––––
3213.2%0.002.90320.00–––––
2017.1%0.002.30325.00–––––
15020.0%0.002.20330.00–––––
1023.9%0.000.20335.00–––––
1026.9%0.002.15340.00–––––
10039.5%0.002.15360.00–––––
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.