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The SIRI specification specifies a number of distinct functional services, each designed for the exchange of a specific type of public transport data, all using the same protocol framework and basing their payload content on the Transmodel conceptual model. Additional functional services may be added that use the same framework but different ...
Tom Sosnoff (born March 6, 1957) is an entrepreneur, options trader, co-founder of Thinkorswim [1] and tastytrade, and founder of Dough, Inc. He was senior vice president of trading and strategic initiatives at TD Ameritrade.
Another update brought real-time ticker updates for stocks to the site, as both NASDAQ and the New York Stock Exchange partnered with Google in June 2008. [2] [3] Google added advertising to its finance page on November 18, 2008. However, since 2008, it has not undergone any major upgrades and the Google Finance Blog was closed in August 2012.
Sosnoff, who spent 10 years as an options-market maker at the Chicago Mercantile Exchange, created Thinkorswim in 1999 and sold it this year to TD Ameritrade for more than $600 million.
Sirius XM Holdings (NASDAQ: SIRI), the operator of the country's only satellite radio company, provided a disappointing update on its financial performance on Tuesday. It also named a new chief ...
SIRI earnings call for the period ending September 30, 2024.
Thinkorswim, Inc. was founded in 1999 by Tom Sosnoff and Scott Sheridan as an online brokerage specializing in options. [2] It was funded by Technology Crossover Ventures. [3] In February 2007, Investools acquired Thinkorswim. [4] In January 2009, it was acquired by TD Ameritrade in a cash and stock deal valued around $606 million.
In finance, market data is price and other related data for a financial instrument reported by a trading venue such as a stock exchange. Market data allows traders and investors to know the latest price and see historical trends for instruments such as equities , fixed-income products, derivatives , and currencies .