AB Short Duration Income ETF
SDFI
14 hedge funds and large institutions have $146M invested in AB Short Duration Income ETF in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 5 increasing their positions, 3 reducing their positions, and 0 closing their positions.
67% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 3
56% more funds holding
Funds holding: 9 → 14 (+5)
17% more capital invested
Capital invested by funds: $125M → $146M (+$20.9M)
3.05% more ownership
Funds ownership: 93.99% → 97.04% (+3.1%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
+$16.8M |
| 2 |
LPL Financial
San Diego,
California
|
+$1.47M |
| 3 |
Jane Street
New York
|
+$917K |
| 4 |
KAS
Kestra Advisory Services
Austin,
Texas
|
+$139K |
| 5 |
WWMSC
Wagner Wealth Management (South Carolina)
Greenville,
South Carolina
|
+$118K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$498K |
| 2 |
MFG
Merit Financial Group
Alpharetta,
Georgia
|
-$42.3K |
| 3 |
Envestnet Asset Management
Chicago,
Illinois
|
-$12.7K |
SDFI Hedge Fund Activity: Q4 2025 in Review
14 of the 8,257 institutional investors tracked by Wall St. Rank reported a position in AB Short Duration Income ETF (SDFI) for Q4 2025, worth a combined $146M — up 17% from $125M a quarter earlier.
Buyers outnumbered sellers: 5 funds opened new SDFI positions and 0 closed out — a net gain of 5 holders — while 5 added to existing stakes and 3 trimmed.
The largest buyer was AllianceBernstein, adding an estimated $16.8M. The largest seller was Citadel Advisors, cutting an estimated $498K.
- 14 institutional investors held AB Short Duration Income ETF (SDFI) as of Q4 2025, up from 9 in Q3 2025.
- Funds reported $146M of AB Short Duration Income ETF stock for Q4 2025, up 17% quarter-over-quarter.
- 5 funds opened new AB Short Duration Income ETF positions in Q4 2025 and 0 closed out, a net change of +5 holders.
- The largest AB Short Duration Income ETF buyer in Q4 2025 was AllianceBernstein, an estimated $16.8M added.
- The largest AB Short Duration Income ETF seller in Q4 2025 was Citadel Advisors, an estimated $498K sold.
Based on aggregated 13F filings for Q4 2025.