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VSTM
Verastem, Inc.
stockNASDAQ

At CloseOct 30, 2026 4:49:30 PM EDT
9.56USD-1.035%(-0.10)2,411,811
Pre-marketOct 30, 2026 10:29:29 AM EDT
9.59USD-0.725%(-0.07)

As of 2026-11-01 07:36:39 AM EST, there were 2,500,000 shares available with a fee of 0.41%.

VSTM Borrow Fee (CTB) · Changes

Updated1Fee2 %AvailableRebate3 %
2026-10-31 11:32:39 PM EDT0.412,500,0003.47
2026-10-31 11:17:17 PM EDT0.4103.47
2026-10-30 07:51:52 AM EDT0.412,500,0003.47
2026-10-30 07:20:19 AM EDT0.412,000,0003.47
2026-10-30 07:04:24 AM EDT0.412,600,0003.47
2026-10-30 06:32:52 AM EDT0.412,500,0003.47
2026-10-30 05:29:48 AM EDT0.412,600,0003.47
2026-10-30 01:18:57 AM EDT0.412,500,0003.47
2026-10-29 08:55:54 PM EDT0.412,600,0003.47
2026-10-29 02:23:24 PM EDT0.412,700,0003.47
2026-10-29 12:33:54 PM EDT0.252,700,0003.63
2026-10-29 11:31:04 AM EDT0.262,700,0003.63
2026-10-29 09:25:45 AM EDT0.262,700,0003.62
2026-10-29 06:32:20 AM EDT0.412,700,0003.47
2026-10-28 09:41:24 AM EDT0.412,800,0003.47
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.

VSTM Borrow Fee (CTB)

VSTM Borrow Fee (CTB) · Data

Updated1Fee2 %AvailableRebate3 %
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.
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