BEST SPAC I Acquisition Corp. (BSAAU) — Cost to Borrow & Stock Loan Fee
Latest borrow fee for BSAAU: 8.39% per year (as of Jun 10, 2026 11:19 AM ET) . Shortable shares available: 0.
Frequently asked questions
What is the cost to borrow BSAAU?
The latest borrow fee for BSAAU is 8.39% 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.