INSM
Insmed, Inc.
stockNASDAQ
At CloseOct 21, 2026 3:59:59 PM EDT
94.09USD-1.652%(-1.58)2,939,874
Pre-marketOct 21, 2026 8:01:30 AM EDT
95.30USD-0.387%(-0.37)
After-hoursOct 21, 2026 4:36:30 PM EDT
94.04USD-0.053%(-0.05)
As of 2026-10-22 01:34:10 AM EDT, there were 5,700,000 shares available with a fee of 0.39%.
INSM Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-22 01:02:48 AM EDT | 0.39 | 5,700,000 | 3.49 |
| 2026-10-22 12:47:09 AM EDT | 0.39 | 5,600,000 | 3.49 |
| 2026-10-21 01:52:31 PM EDT | 0.39 | 5,400,000 | 3.49 |
| 2026-10-21 07:35:53 AM EDT | 0.39 | 5,500,000 | 3.49 |
| 2026-10-21 07:20:07 AM EDT | 0.39 | 4,500,000 | 3.49 |
| 2026-10-21 05:45:43 AM EDT | 0.39 | 5,600,000 | 3.49 |
| 2026-10-21 05:29:51 AM EDT | 0.39 | 5,500,000 | 3.49 |
| 2026-10-21 04:58:33 AM EDT | 0.39 | 6,100,000 | 3.49 |
| 2026-10-21 02:21:42 AM EDT | 0.39 | 5,600,000 | 3.49 |
| 2026-10-21 02:05:59 AM EDT | 0.39 | 5,500,000 | 3.49 |
| 2026-10-21 12:31:45 AM EDT | 0.39 | 5,800,000 | 3.49 |
| 2026-10-20 07:24:17 AM EDT | 0.39 | 5,500,000 | 3.49 |
| 2026-10-20 06:04:29 AM EDT | 0.39 | 5,100,000 | 3.49 |
| 2026-10-20 05:33:00 AM EDT | 0.39 | 5,000,000 | 3.49 |
| 2026-10-20 04:45:56 AM EDT | 0.39 | 5,600,000 | 3.49 |
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.
INSM Borrow Fee (CTB)
INSM 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.