Options historyIV: ThetaData historical Greeks, equal-weight mean of call/put 50-delta IV across the next four listed Friday-cycle expirations, including holiday shifts verified against ThetaData’s market calendar. Missing inputs leave gaps. Skew: equal-weight mean of put minus call IV across those four expirations. IV-implied move history: mean of each expiration’s average call/put IV multiplied by the square root of remaining calendar days divided by 365.25; percentage of spot, not a quoted straddle premium.
Hallador Energy Company is engaged in the production of steam coal in the Illinois Basin for the electric power generation industry. The company is headquartered in Terre Haute,…
Kenon Holdings Ltd., is the owner, developer and operator of power generation facilities in Israel and internationally. The company is headquartered in Singapore.
NRG Energy, Inc. is a large American energy company, headquartered in Houston, Texas. It was formerly the wholesale arm of Northern States Power Company (NSP), which became Xcel…
