About ALTA COPPER CORP. (ATCUF) data
Data as of December 15, 2025.
ALTA COPPER CORP. (ATCUF) has 2.20K shares sold short as of the latest FINRA settlement report on December 15, 2025. Short interest has decreased by 82.52% compared with the prior settlement. At the current average daily volume, covering all open short positions would take about 0.02 days (days to cover).
Recent ATCUF short interest history
| Settlement date | Short interest | Change | Days to cover |
|---|---|---|---|
| Dec 15, 2025 | 2,201 | -82.52% | 1.00 |
| Nov 28, 2025 | 12,591 | -50.55% | 1.00 |
| Nov 14, 2025 | 25,461 | 377.78% | 1.00 |
| Oct 31, 2025 | 5,329 | 596.60% | 1.00 |
| Oct 15, 2025 | 765 | -91.23% | 1.00 |
| Sep 30, 2025 | 8,724 | 3,179.70% | 1.00 |
| Sep 15, 2025 | 266 | -96.59% | 1.00 |
| Aug 29, 2025 | 7,794 | 47.81% | 1.00 |
| Aug 15, 2025 | 5,273 | -70.96% | 1.00 |
| Jul 31, 2025 | 18,160 | 523.84% | 1.00 |
| Jul 15, 2025 | 2,911 | 5,098.21% | 1.00 |
| Jun 30, 2025 | 56 | -99.20% | 1.00 |
Full history, charts, and borrow-fee detail are on the ATCUF short interest page.
Frequently asked questions
What is the current short interest in ATCUF?
As of the latest FINRA settlement dated December 15, 2025, ATCUF had approximately 2,201 shares sold short. Short interest data is reported by FINRA twice per month.
What is the days to cover ratio for ATCUF?
Days to cover for ATCUF is approximately 0.02 days. This estimates how many trading days it would take short sellers to buy back all outstanding short shares at the current average daily volume.
Is ATCUF a short squeeze candidate?
A squeeze needs shorts that are hard to close. ATCUF trades about 101,488 shares a day and would take roughly 0.02 days to unwind current short positions. Higher days-to-cover and a rising borrow fee together are the setup to watch; neither alone is enough.