BIOGEN INC Biogen Inc is a security (CUSIP 09062XAD5) tracked across SEC portfolio filings. 2 registered fund positions totaling $547K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| AB GLOBAL BOND FUND, INC. | AB GLOBAL BOND FUND, INC. | $304K | 0.45% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $244K | 0.14% |