AEP TRANSMISSION CO LLC AEP Transmission Co LLC is a security (CUSIP 00115AAM1) tracked across SEC portfolio filings. 2 registered fund positions totaling $6.0M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $5.8M | 3.09% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $218K | 0.04% |