AB Core Bond ETF
CORB
5 hedge funds and large institutions have $1.08B invested in AB Core Bond ETF in 2026 Q2 according to their latest regulatory filings, with 1 funds opening new positions, 3 increasing their positions, 0 reducing their positions, and closing their positions.
25% more funds holding
Funds holding: 4 → 5 (+1)
13% more capital invested
Capital invested by funds: $953M → $1.08B (+$122M)
0.84% less ownership
Funds ownership: 99.4% → 98.57% (-0.84%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
+$127M |
| 2 |
Jane Street
New York
|
+$1.37M |
| 3 |
KAS
Kestra Advisory Services
Austin,
Texas
|
+$330K |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$679 |
Top Sellers
CORB Hedge Fund Activity: Q2 2026 in Review
5 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in AB Core Bond ETF (CORB) for Q2 2026, worth a combined $1.08B — up 13% from $953M a quarter earlier.
Buyers outnumbered sellers: 1 fund opened new CORB positions and 0 closed out — a net gain of 1 holder — while 3 added to existing stakes and 0 trimmed.
The largest buyer was AllianceBernstein, adding an estimated $127M.
- 5 institutional investors held AB Core Bond ETF (CORB) as of Q2 2026, up from 4 in Q1 2026.
- Funds reported $1.08B of AB Core Bond ETF stock for Q2 2026, up 13% quarter-over-quarter.
- 1 fund opened new AB Core Bond ETF positions in Q2 2026 and 0 closed out, a net change of +1 holder.
- The largest AB Core Bond ETF buyer in Q2 2026 was AllianceBernstein, an estimated $127M added.
Based on aggregated 13F filings for Q2 2026.