4 institutions reported holding $2.6M of MFS ACTIVE EXCHANGE TRADED F (BREE) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($1.3M), Cetera Investment Advisers ($754,961), GOLDMAN SACHS GROUP INC ($553,035), JANE STREET GROUP, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $1.3M | 46,141 | Added |
| 2 | Cetera Investment Advisers | $754,961 | 27,211 | New |
| 3 | GOLDMAN SACHS GROUP INC | $553,035 | 19,933 | New |
| 4 | JANE STREET GROUP, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30