AEP TRANSMISSION CO LLC AEP Transmission Co LLC is a security (CUSIP 00115AAK5) tracked across SEC portfolio filings. 3 registered fund positions totaling $2.8M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $1.7M | 0.90% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $929K | 0.52% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $199K | 0.03% |