The
Foundation
for Secure
Markets®

We clear millions of financial contracts a day, which means we have a key role in the world's largest economy. OCC is the buyer to every seller and the seller to every buyer in the U.S. listed-options markets - in fact, we are the only company that clears and settles every listed-options trade in the country.

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OCC Stories: Sirisha Tallapragada on Building Confidence as a Team
Feb. 20, 2025
Sirisha Tallapragada is a software engineer on the Data Management team in OCC’s Chicago office. In her OCC story, she describes how her team supports her professional development, whether it’s providing encouragement to take on a new task or sharing advice for troubleshooting code. Read more

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