iShares iBonds Dec 2056 Term Tr (IBGM) — Cost to Borrow & Stock Loan Fee
Latest borrow fee for IBGM: 139.24% per year (as of Jul 11, 2026 12:53 AM ET) . Shortable shares available: 300.
Over the last window (Jun 15, 2026 – Jul 11, 2026) , borrow fees ranged from 139.23% to 139.24%, averaging 139.24% across 1,096 samples.
Frequently asked questions
What is the cost to borrow IBGM?
The latest borrow fee for IBGM is 139.24% per year, sourced from IBKR.
Why does borrow fee change?
Borrow fees rise when fewer shares are available to lend and fall when supply grows. Low-float, high-interest names often show sharp intraday fee spikes.
How often is CTB updated?
finshort polls IBKR throughout each trading session. Borrow fees and shortable share counts are refreshed every few minutes during market hours.