UMBS, TBA Uniform Mortgage-Backed Security, TBA is a security (CUSIP 01F050445) tracked across SEC portfolio filings. 3 registered fund positions totaling $34.7M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| LORD ABBETT BOND DEBENTURE FUND INC | LORD ABBETT BOND DEBENTURE FUND INC | $33.4M | 14.60% |
| VANGUARD CORE BOND ETF | VANGUARD MALVERN FUNDS | $1.0M | 1.57% |
| Short Duration Income Portfolio | LORD ABBETT SERIES FUND INC | $285K | 18.15% |