4 institutions reported holding $341.4M of ETF SER SOLUTIONS (TBFC) in SEC 13F filings for 2026-03-31. Largest institutional holders: Estate Counselors, LLC ($340.6M), MORGAN STANLEY ($839,715), FMR LLC ($28), CITADEL ADVISORS LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Estate Counselors, LLC | $340.6M | 12.1M | Trimmed |
| 2 | MORGAN STANLEY | $839,715 | 29,926 | New |
| 3 | FMR LLC | $28 | 1 | New |
| 4 | CITADEL ADVISORS LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31