Calamos Tax-Aware Collateral ETF
CBOX
4 hedge funds and large institutions have $1.08B invested in Calamos Tax-Aware Collateral ETF in 2026 Q2 according to their latest regulatory filings, with 4 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Calamos Advisors
Naperville,
Illinois
|
+$1.08B |
| 2 |
OMC
Old Mission Capital
Chicago,
Illinois
|
+$2.14M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$1.66M |
| 4 |
P
&Partners
Nashville,
Tennessee
|
+$401K |
Top Sellers
CBOX Hedge Fund Activity: Q2 2026 in Review
4 of the 8,323 institutional investors tracked by Wall St. Rank reported a position in Calamos Tax-Aware Collateral ETF (CBOX) for Q2 2026, worth a combined $1.08B.
Buyers outnumbered sellers: 4 funds opened new CBOX positions and 0 closed out — a net gain of 4 holders — while 0 added to existing stakes and 0 trimmed.
The largest buyer was Calamos Advisors, opening a new position worth an estimated $1.08B.
- 4 institutional investors held Calamos Tax-Aware Collateral ETF (CBOX) as of Q2 2026, up from 0 in Q1 2026.
- Funds reported $1.08B of Calamos Tax-Aware Collateral ETF stock for Q2 2026.
- 4 funds opened new Calamos Tax-Aware Collateral ETF positions in Q2 2026 and 0 closed out, a net change of +4 holders.
- The largest Calamos Tax-Aware Collateral ETF buyer in Q2 2026 was Calamos Advisors, an estimated $1.08B added.
Based on aggregated 13F filings for Q2 2026.