BIIB
Biogen Inc. Common Stock
stockNASDAQ
At CloseOct 30, 2026 4:06:30 PM EDT
253.60USD+1.582%(+3.95)1,303,306
Pre-marketOct 30, 2026 10:29:58 AM EDT
253.78USD+1.654%(+4.13)
As of 2026-11-01 10:44:31 AM EST, there were 2,000,000 shares available with a fee of 0.32%.
BIIB Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-31 11:32:39 PM EDT | 0.32 | 2,000,000 | 3.56 |
| 2026-10-31 11:17:17 PM EDT | 0.32 | 0 | 3.56 |
| 2026-10-30 01:37:09 PM EDT | 0.32 | 2,000,000 | 3.56 |
| 2026-10-30 12:34:35 PM EDT | 0.31 | 2,000,000 | 3.57 |
| 2026-10-30 09:26:19 AM EDT | 0.30 | 2,000,000 | 3.58 |
| 2026-10-30 08:23:14 AM EDT | 0.28 | 2,000,000 | 3.60 |
| 2026-10-30 05:29:48 AM EDT | 0.28 | 1,900,000 | 3.60 |
| 2026-10-30 04:58:30 AM EDT | 0.28 | 2,000,000 | 3.60 |
| 2026-10-30 04:42:51 AM EDT | 0.28 | 2,100,000 | 3.60 |
| 2026-10-30 02:37:25 AM EDT | 0.28 | 2,000,000 | 3.60 |
| 2026-10-30 01:18:57 AM EDT | 0.28 | 2,200,000 | 3.60 |
| 2026-10-29 12:33:54 PM EDT | 0.28 | 1,900,000 | 3.60 |
| 2026-10-29 11:31:04 AM EDT | 0.27 | 1,900,000 | 3.61 |
| 2026-10-29 09:25:45 AM EDT | 0.25 | 1,900,000 | 3.63 |
| 2026-10-29 05:29:19 AM EDT | 0.38 | 1,900,000 | 3.50 |
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.
BIIB Borrow Fee (CTB)
BIIB 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.