Tradr 2X Long MDB Daily ETF (MDBX) — Cost to Borrow & Stock Loan Fee
Latest borrow fee for MDBX: 8.98% per year (as of Apr 21, 2026 8:02 AM ET) . Shortable shares available: 0.
Frequently asked questions
What is the cost to borrow MDBX?
The latest borrow fee for MDBX is 8.98% 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.