C3is Inc. (CISS) — Cost to Borrow & Stock Loan Fee
Latest borrow fee for CISS: 73.56% per year (as of Jul 11, 2026 12:53 AM ET) . Shortable shares available: 200,000.
Over the last window (Jun 13, 2026 – Jul 11, 2026) , borrow fees ranged from 73.56% to 174.10%, averaging 104.56% across 1,305 samples.
Frequently asked questions
What is the cost to borrow CISS?
The latest borrow fee for CISS is 73.56% 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.