MIDAMERICAN ENERGY CO MidAmerican Energy Co is a security (CUSIP 595620AS4) tracked across SEC portfolio filings. 4 registered fund positions totaling $7.6M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Calvert Green Bond Fund | Calvert Impact Fund, Inc. | $3.5M | 42.29% |
| Master Total Return Portfolio | Master Bond LLC | $2.5M | 1.33% |
| VANGUARD LONG-TERM BOND INDEX FUND | VANGUARD BOND INDEX FUNDS | $1.5M | 1.75% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $138K | 0.08% |