Leaders in Mortgage Securitization
Supporting the bedrock of the American economy – the secondary mortgage market – CSS is a client-centric, collaborative, and innovative team of experts who creatively develop technological solutions for the industry’s complex challenges.
Who We Are
Our Impact
What We Do
To replenish their funds, so more people can buy homes, lenders sell or swap the mortgages on their books for securities through the secondary market.
1 of 7CSS administers the transition of individual mortgages into mortgage-backed securities. Once issued, investors can purchase MBS for their portfolios, like a stock or bond. The purchase of MBS by investors creates liquidity that enables lenders to issue new home loans, allowing more people in the United States to realize their dream of owning a home.
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Securities Issuance
CSS creates and registers securities with the Federal Reserve, and then settles those securities between GSEs and depository institutions.
CSS facilitates settlement of mortgage securities for Fannie Mae and Freddie Mac.
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Securities Bond Administration
CSS facilitates securities tracking and calculates payment factors to investors in addition to creating the payment files to direct payments from the paying agent to investors. CSS calculates and discloses security level tax factors, generating annual and quarterly tax forms to investors and the IRS ensuring accuracy and completeness for all parties. CSS generates all required disclosures and loan-level information for securities issued through the platform, helping investors make buy and sell decisions.
CSS manages mortgage-backed securities on its cloud-native background.
4 of 7Government-sponsored enterprises (GSEs) buy mortgage loans from lenders or facilitate the lender packaging them into securities called Mortgage-Backed Securities (MBS), which are then created and issued by CSS.
5 of 7 Lenders facilitate the home buying process by providing mortgages to borrowers. 6 of 7Investors can purchase MBS for their portfolios like a stock or bond. Additionally, investors use data outputs from CSS to better understand their transactions.
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To replenish their funds, so more people can buy homes, lenders sell or swap the mortgages on their books for securities through the secondary market.
2 of 7CSS administers the transition of individual mortgages into mortgage-backed securities. Once issued, investors can purchase MBS for their portfolios, like a stock or bond. The purchase of MBS by investors creates liquidity that enables lenders to issue new home loans, allowing more people in the United States to realize their dream of owning a home.
3 of 7 CSS creates and registers securities with the Federal Reserve, and then settles those securities between GSEs and depository institutions. CSS facilitates settlement for an average of 11,000 transactions per month that equates to 6,000 securities with $380 billion in unpaid principal 4 of 7 CSS facilitates SEC-level tracking and calculates securities payment factors to investors and creates payment files to direct payments from the paying agent to investors. CSS calculates and discloses security level tax factors, generating annual and quarterly tax forms to investors and the IRS ensuring accuracy and completeness for all parties. CSS generates all required disclosures and loan-level information for securities issued through the platform, helping investors make buy and sell decisions. CSS manages 1 million securities on its platform 5 of 7 Government sponsored-enterprises (GSEs) buy mortgage loans from lenders or facilitates the lender packaging them into securities called Mortgage-Backed Securities (MBS), which are then created and issued by CSS. 6 of 7Investors can purchase MBS for their portfolios like a stock or bond. Additionally, investors use data outputs from CSS to better understand their transactions.
7 of 7How We Think
- TOPIC: Innovation
Neil Hunt
Director - Cloud Solutions Architecture
October 26, 2023
Case Study
- TOPIC: Data Sharing
- TOPIC: Mortgage Forbearance
Akbar Hamid
VP - Innovation and Architecture
December 31, 2020
Case Study
- TOPIC: Market Trends
Lea Laman
SVP - Client Services and Operations
December 31, 2021
Case Study