First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF
MFLX
25 hedge funds and large institutions have $9.7M invested in First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF in 2025 Q3 according to their latest regulatory filings, with 3 funds opening new positions, 9 increasing their positions, 3 reducing their positions, and 2 closing their positions.
2,913% more capital inflows, than outflows
Capital inflows: $2.18M | Capital outflows: $72.4K
200% more repeat investments, than reductions
Existing positions increased: 9 | Existing positions reduced: 3
50% more first-time investments, than exits
New positions opened: 3 | Existing positions closed: 2
7.78% more ownership
Funds ownership: 49.41% → 57.19% (+7.8%)
4% more funds holding
Funds holding: 24 → 25 (+1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$770K |
| 2 |
Cetera Investment Advisers
Schaumburg,
Illinois
|
+$569K |
| 3 |
Harbour Investments
Madison,
Wisconsin
|
+$404K |
| 4 |
Old Mission Capital
Chicago,
Illinois
|
+$315K |
| 5 |
Osaic Holdings
Scottsdale,
Arizona
|
+$46.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OP
ORG Partners
Roanoke,
Indiana
|
-$41.4K |
| 2 |
Capital Investment Advisory Services
Raleigh,
North Carolina
|
-$11.9K |
| 3 |
BWA
BlueChip Wealth Advisors
Milton,
Georgia
|
-$8.29K |
| 4 |
Raymond James Financial
St Petersburg,
Florida
|
-$8.28K |
| 5 |
Ameritas Advisory Services
Lincoln,
Nebraska
|
-$2.52K |
MFLX Hedge Fund Activity: Q3 2025 in Review
25 of the 7,653 institutional investors tracked by Wall St. Rank reported a position in First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF (MFLX) for Q3 2025, worth a combined $9.7M — up 31% from $7.37M a quarter earlier.
Buyers outnumbered sellers: 3 funds opened new MFLX positions and 2 closed out — a net gain of 1 holder — while 9 added to existing stakes and 3 trimmed.
The largest buyer was Susquehanna International Group, opening a new position worth an estimated $770K. The largest seller was ORG Partners, exiting entirely with an estimated $41.4K sold.
- 25 institutional investors held First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF (MFLX) as of Q3 2025, up from 24 in Q2 2025.
- Funds reported $9.7M of First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF stock for Q3 2025, up 31% quarter-over-quarter.
- 3 funds opened new First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF positions in Q3 2025 and 2 closed out, a net change of +1 holder.
- The largest First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF buyer in Q3 2025 was Susquehanna International Group, an estimated $770K added.
- The largest First Trust Exchange-Traded Fund VIII First Trust Flexible Municipal High Income ETF seller in Q3 2025 was ORG Partners, an estimated $41.4K sold.
Based on aggregated 13F filings for Q3 2025.