SunPower Inc. (SPWR): Cost to Borrow & Stock Loan Fee
Latest borrow fee for SPWR: 5.99% per year (as of Oct 19, 2026 11:06 AM ET) . Shortable shares available: 3,100,000.
Over the last window (Sep 21, 2026 – Oct 19, 2026) , borrow fees ranged from 5.98% to 8.30%, averaging 6.64% across 1,333 samples.
Frequently asked questions
What is the cost to borrow SPWR?
The latest borrow fee for SPWR is 5.99% 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.