Credit Suisse First Boston Mortgage Securities Credit Suisse First Boston Mortgage Securities Corp is a security (CUSIP 22541QA44) tracked across SEC portfolio filings. 1 registered fund positions totaling $167K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Blackstone Alternative Multi-Strategy Fund | Blackstone Alternative Investment Funds | $167K | 0.46% |