NB Bancorp, Inc. (NBBK): Cost to Borrow & Stock Loan Fee
Latest borrow fee for NBBK: 1.14% per year (as of Oct 20, 2026 12:58 AM ET) . Shortable shares available: 1,200,000.
Over the last window (Sep 21, 2026 – Oct 20, 2026) , borrow fees ranged from 0.40% to 1.14%, averaging 0.76% across 1,386 samples.
Frequently asked questions
What is the cost to borrow NBBK?
The latest borrow fee for NBBK is 1.14% per year.
Why do borrow rates change?
Borrow fees rise when fewer shares are available to lend and fall when supply grows. Low-float, high short interest names often show sharp intraday fee spikes.
How often is CTB updated?
Borrow fees and shortable share counts are refreshed every few minutes during market hours.