REGN
Regeneron Pharmaceuticals Inc
stockNASDAQ
Market OpenOct 29, 2026 10:36:23 AM EDT
818.66USD+0.663%(+5.39)141,369
Pre-marketOct 29, 2026 9:25:30 AM EDT
827.20USD+1.713%(+13.93)
As of 2026-10-29 10:28:25 AM EDT, there were 1,300,000 shares available with a fee of 0.25%.
REGN Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-29 07:35:25 AM EDT | 0.25 | 1,300,000 | 3.63 |
| 2026-10-29 07:19:37 AM EDT | 0.25 | 1,200,000 | 3.63 |
| 2026-10-29 05:29:19 AM EDT | 0.25 | 1,300,000 | 3.63 |
| 2026-10-29 04:42:16 AM EDT | 0.25 | 1,400,000 | 3.63 |
| 2026-10-29 02:21:28 AM EDT | 0.25 | 1,300,000 | 3.63 |
| 2026-10-29 01:18:36 AM EDT | 0.25 | 1,600,000 | 3.63 |
| 2026-10-28 12:33:52 PM EDT | 0.25 | 1,300,000 | 3.63 |
| 2026-10-28 07:35:36 AM EDT | 0.41 | 1,300,000 | 3.47 |
| 2026-10-28 07:19:48 AM EDT | 0.41 | 1,200,000 | 3.47 |
| 2026-10-28 05:29:31 AM EDT | 0.41 | 1,300,000 | 3.47 |
| 2026-10-28 04:42:26 AM EDT | 0.41 | 1,400,000 | 3.47 |
| 2026-10-28 02:21:27 AM EDT | 0.41 | 1,300,000 | 3.47 |
| 2026-10-28 01:18:49 AM EDT | 0.41 | 1,600,000 | 3.47 |
| 2026-10-27 09:25:28 AM EDT | 0.41 | 1,300,000 | 3.47 |
| 2026-10-27 06:47:58 AM EDT | 0.25 | 1,300,000 | 3.63 |
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.
REGN Borrow Fee (CTB)
REGN 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.