SPTX
Seaport Therapeutics, Inc. Common Stock
stockNASDAQ
Market OpenOct 5, 2026 11:31:45 AM EDT
18.09USD-2.163%(-0.40)32,998
17.37Bid21.05Ask3.68SpreadInteractive Brokers
As of 2026-10-05 11:29:53 AM EDT, there were 9,000 shares available with a fee of 5.29%.
SPTX Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-05 11:29:53 AM EDT | 5.29 | 9,000 | -1.41 |
| 2026-10-05 09:24:40 AM EDT | 5.28 | 10,000 | -1.40 |
| 2026-10-05 08:21:59 AM EDT | 6.07 | 10,000 | -2.19 |
| 2026-10-05 07:34:57 AM EDT | 6.07 | 4,000 | -2.19 |
| 2026-10-03 03:08:10 AM EDT | 6.07 | 15,000 | -2.19 |
| 2026-10-03 02:21:10 AM EDT | 6.07 | 10,000 | -2.19 |
| 2026-10-03 01:18:14 AM EDT | 6.07 | 15,000 | -2.19 |
| 2026-10-02 08:56:59 PM EDT | 6.07 | 10,000 | -2.19 |
| 2026-10-02 05:33:05 PM EDT | 6.07 | 15,000 | -2.19 |
| 2026-10-02 01:21:44 PM EDT | 6.08 | 15,000 | -2.20 |
| 2026-10-02 12:34:49 PM EDT | 6.14 | 15,000 | -2.26 |
| 2026-10-02 11:31:39 AM EDT | 6.17 | 15,000 | -2.29 |
| 2026-10-02 10:13:20 AM EDT | 5.67 | 15,000 | -1.79 |
| 2026-10-02 09:25:30 AM EDT | 5.67 | 20,000 | -1.79 |
| 2026-10-02 04:58:08 AM EDT | 5.36 | 20,000 | -1.48 |
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.
SPTX Borrow Fee (CTB)
SPTX 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.