Valtinho

Rated 3.00(1) — Valtinho

This handy calculator can download the prices of US equities from Google and short-term treasury yields from the treasury.gov website. Most calculators are not clear as to what risk-free rate you should use. Some will simply default to a number, such...

Rated 4.00(1) — Valtinho

This simple calculator downloads the last prices of US stocks from Google and short-term treasury yields from the treasury.gov websites. This calculator's resulting option prices and greeks are comparable (but not the same, of course) to tools from the...