C3is Inc. (CISS): Cost to Borrow & Stock Loan Fee
Latest borrow fee for CISS: 128.32% per year (as of Oct 20, 2026 11:27 AM ET) . Shortable shares available: 150,000.
Over the last window (Sep 21, 2026 – Oct 20, 2026) , borrow fees ranged from 123.41% to 155.85%, averaging 135.82% across 1,400 samples.
Frequently asked questions
What is the cost to borrow CISS?
The latest borrow fee for CISS is 128.32% 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.