PEN
Penumbra, Inc.
stockNYSE
At CloseOct 2, 2026 3:59:50 PM EDT
317.59USD-0.129%(-0.41)239,681
Interactive Brokers
As of 2026-10-05 06:00:34 AM EDT, there were 450,000 shares available with a fee of 1.19%.
PEN Borrow Fee (CTB) · Changes
| Updated1 | Fee2 % | Available | Rebate3 % |
|---|---|---|---|
| 2026-10-05 06:00:34 AM EDT | 1.19 | 450,000 | 2.69 |
| 2026-10-02 11:31:39 AM EDT | 1.19 | 550,000 | 2.69 |
| 2026-10-02 09:25:30 AM EDT | 1.29 | 550,000 | 2.59 |
| 2026-10-02 06:16:39 AM EDT | 1.16 | 550,000 | 2.72 |
| 2026-10-01 09:25:13 AM EDT | 1.16 | 650,000 | 2.72 |
| 2026-10-01 07:19:14 AM EDT | 1.17 | 650,000 | 2.71 |
| 2026-10-01 06:16:28 AM EDT | 1.17 | 1,100,000 | 2.71 |
| 2026-09-30 01:36:33 PM EDT | 1.17 | 900,000 | 2.71 |
| 2026-09-30 11:31:00 AM EDT | 0.94 | 900,000 | 2.94 |
| 2026-09-30 07:35:44 AM EDT | 0.95 | 450,000 | 2.93 |
| 2026-09-29 11:14:43 AM EDT | 0.95 | 550,000 | 2.93 |
| 2026-09-29 09:25:06 AM EDT | 0.95 | 650,000 | 2.93 |
| 2026-09-29 07:35:02 AM EDT | 0.94 | 650,000 | 2.94 |
| 2026-09-29 06:16:17 AM EDT | 0.94 | 1,200,000 | 2.94 |
| 2026-09-28 10:41:16 AM EDT | 0.94 | 1,100,000 | 2.94 |
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.
PEN Borrow Fee (CTB)
PEN 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.