CSMC SER 2015-1R CSMC SER 2015-1R TSFR1M+39.448 05/27/2037 144A is a security (CUSIP 12649MBC6) tracked across SEC portfolio filings. 1 registered fund positions totaling $16K via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Fidelity Advisor Mortgage Securities Fund | Fidelity Advisor Series II | $16K | 0.21% |