AB Short Duration High Yield ETF
SYFI
74 hedge funds and large institutions have $672M invested in AB Short Duration High Yield ETF in 2025 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 33 increasing their positions, 19 reducing their positions, and 6 closing their positions.
83% more first-time investments, than exits
New positions opened: 11 | Existing positions closed: 6
74% more repeat investments, than reductions
Existing positions increased: 33 | Existing positions reduced: 19
7% more capital invested
Capital invested by funds: $629M → $672M (+$43.2M)
4% more funds holding
Funds holding: 71 → 74 (+3)
0.3% more ownership
Funds ownership: 80.2% → 80.49% (+0.3%)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LPL Financial
San Diego,
California
|
+$13.8M |
| 2 |
WWMSC
Wagner Wealth Management (South Carolina)
Greenville,
South Carolina
|
+$13.6M |
| 3 |
Bank of America
Charlotte,
North Carolina
|
+$4.36M |
| 4 |
Morgan Stanley
New York
|
+$3.59M |
| 5 |
KAS
KPP Advisory Services
Louisville,
Kentucky
|
+$3.32M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$4.7M |
| 2 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$3.58M |
| 3 |
Osaic Holdings
Scottsdale,
Arizona
|
-$2.28M |
| 4 |
AllianceBernstein
Nashville,
Tennessee
|
-$2.02M |
| 5 |
Rockefeller Capital Management
New York
|
-$1.97M |
SYFI Hedge Fund Activity: Q3 2025 in Review
74 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in AB Short Duration High Yield ETF (SYFI) for Q3 2025, worth a combined $672M — up 6.9% from $629M a quarter earlier.
Buyers outnumbered sellers: 11 funds opened new SYFI positions and 6 closed out — a net gain of 5 holders — while 33 added to existing stakes and 19 trimmed.
The largest buyer was LPL Financial, adding an estimated $13.8M. The largest seller was Jane Street, exiting entirely with an estimated $4.7M sold.
- 74 institutional investors held AB Short Duration High Yield ETF (SYFI) as of Q3 2025, up from 71 in Q2 2025.
- Funds reported $672M of AB Short Duration High Yield ETF stock for Q3 2025, up 6.9% quarter-over-quarter.
- 11 funds opened new AB Short Duration High Yield ETF positions in Q3 2025 and 6 closed out, a net change of +5 holders.
- The largest AB Short Duration High Yield ETF buyer in Q3 2025 was LPL Financial, an estimated $13.8M added.
- The largest AB Short Duration High Yield ETF seller in Q3 2025 was Jane Street, an estimated $4.7M sold.
Based on aggregated 13F filings for Q3 2025.