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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 · TNDM

As of 2026-08-20
Put/Call Volume Ratio
0.00
Call-dominant · bullish sentiment
Put/Call OI Ratio
0.26
Cumulative positioning sentiment
Front-month ATM Implied Volatility
74.7%
Market-expected move
Contracts / Expirations
91
3 expirations
CallStrikePut
OIVolIVBidAskStrikeBidAskIVVolOI
–––––12.000.000.7592.2%021
–––––13.000.000.7581.5%010
70124.4%7.0010.7014.000.000.7571.7%01
–––––15.000.000.7562.0%09
18095.1%4.908.8016.000.000.7553.2%03
–––––17.000.000.7544.4%01
6091.2%3.706.6018.000.000.9536.6%08
52147.3%1.905.6019.000.000.9528.8%029
152055.1%1.154.9020.00–––––
29057.1%0.404.3021.00–––––
4620978.6%0.604.0022.000.652.4072.7%02
30075.6%0.103.4023.001.252.9574.7%04
4067.8%0.601.7524.00–––––
24018.1%0.001.0025.002.104.1062.0%03
10042.5%0.000.8030.00–––––
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.