CPSR
Calamos S&P 500 Structured Alt Protection ETF - March
stockNYSEETF
At CloseOct 2, 2026 12:10:45 PM EDT
26.19USD0.000%(0.00)1,918
26.20Bid26.28Ask0.08SpreadInteractive Brokers
As of 2026-10-05 02:37:40 PM EDT, there were 20,000 shares available with a fee of 14.89%.
CPSR Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-05 01:35:06 PM EDT | 14.89 | 20,000 | -11.01 |
| 2026-10-05 09:40:24 AM EDT | 14.89 | 15,000 | -11.01 |
| 2026-10-05 07:50:39 AM EDT | 14.89 | 10,000 | -11.01 |
| 2026-10-05 07:34:57 AM EDT | 14.89 | 9,000 | -11.01 |
| 2026-10-02 07:35:27 AM EDT | 14.89 | 10,000 | -11.01 |
| 2026-10-02 07:19:19 AM EDT | 14.89 | 3,000 | -11.01 |
| 2026-10-01 12:33:19 PM EDT | 14.89 | 35,000 | -11.01 |
| 2026-10-01 10:59:10 AM EDT | 14.89 | 15,000 | -11.01 |
| 2026-10-01 10:43:32 AM EDT | 14.89 | 10,000 | -11.01 |
| 2026-10-01 10:12:14 AM EDT | 14.89 | 5,000 | -11.01 |
| 2026-10-01 07:51:02 AM EDT | 14.89 | 4,000 | -11.01 |
| 2026-10-01 07:35:09 AM EDT | 14.89 | 3,000 | -11.01 |
| 2026-10-01 07:19:14 AM EDT | 14.89 | 0 | -11.01 |
| 2026-10-01 07:03:32 AM EDT | 14.89 | 10,000 | -11.01 |
| 2026-09-30 10:59:39 AM EDT | 14.89 | 20,000 | -11.01 |
1 Data from Interactive Brokers. IBKR publishes an updated file every 15 minutes. If there’s no update, there aren’t any shares available.
2 A stock loan fee (a.k.a. borrow fee, borrow rate, or cost to borrow) is a fee charged by a brokerage firm to a client for borrowing shares.
3 A stock loan rebate is a cash payment granted by a brokerage to a customer who lends stock as cash collateral to short sellers. A positive rebate means the lender pays the interest to the broker-dealer; a negative rebate means the security is hard-to-borrow and the broker-dealer pays the interest to the lender.
CPSR Borrow Fee (CTB)
CPSR Borrow Fee (CTB) · Data
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|
1 Data from Interactive Brokers. IBKR publishes an updated file every 15 minutes. If there’s no update, there aren’t any shares available.
2 A stock loan fee (a.k.a. borrow fee, borrow rate, or cost to borrow) is a fee charged by a brokerage firm to a client for borrowing shares.
3 A stock loan rebate is a cash payment granted by a brokerage to a customer who lends stock as cash collateral to short sellers. A positive rebate means the lender pays the interest to the broker-dealer; a negative rebate means the security is hard-to-borrow and the broker-dealer pays the interest to the lender.