CENX
Century Aluminum CoCompany with tickers: CENX
CIK
949157
CUSIP
156431108
Shares Outstanding
98,974,047
Website
https://www.centuryaluminum.com
Investor Relations
https://centuryaluminum.com/home/default.aspx
13F Activity (30d)
158 filings
155 filers
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Squeeze Score
72/100
Short interest 8.1% of shares — P85
Days to cover 4.4 — P68
Short-volume trend +2.7% — P63
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-05-29). Equal-weight mean of the available factors.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-05-29 | 8,044,208 | 8,184,268 | -140,060 | 4.43 |
| 2026-05-15 | 8,184,268 | 8,181,214 | +3,054 | 4.85 |
| 2026-04-30 | 8,181,214 | 8,111,770 | +69,444 | 6.93 |
| 2026-04-15 | 8,111,770 | 7,567,705 | +544,065 | 4.24 |
| 2026-03-31 | 7,567,705 | 7,815,330 | -247,625 | 2.84 |
| 2026-03-13 | 7,815,330 | 8,050,474 | -235,144 | 3.14 |
| 2026-02-27 | 8,050,474 | 8,014,287 | +36,187 | 3.17 |
| 2026-02-13 | 8,014,287 | 8,370,550 | -356,263 | 3.37 |
| 2026-01-30 | 8,370,550 | 8,420,925 | -50,375 | 3.78 |
| 2026-01-15 | 8,420,925 | 7,613,184 | +807,741 | 3.71 |
| 2025-12-31 | 7,613,184 | 7,571,512 | +41,672 | 4.48 |
| 2025-12-15 | 7,571,512 | 7,383,912 | +187,600 | 4.25 |
| 2025-11-28 | 7,383,912 | 7,790,787 | -406,875 | 3.74 |
| 2025-11-14 | 7,790,787 | 7,502,754 | +288,033 | 2.33 |
| 2025-10-31 | 7,502,754 | 8,078,532 | -575,778 | 3.31 |
| 2025-10-15 | 8,078,532 | 6,724,663 | +1,353,869 | 3.91 |
| 2025-09-30 | 6,724,663 | 6,190,902 | +533,761 | 3.14 |
| 2025-09-15 | 6,190,902 | 6,046,001 | +144,901 | 3.47 |
| 2025-08-29 | 6,046,001 | 5,460,719 | +585,282 | 5.06 |
| 2025-08-15 | 5,460,719 | 6,669,344 | -1,208,625 | 3.48 |
| 2025-07-31 | 6,669,344 | 6,656,921 | +12,423 | 4.00 |
| 2025-07-15 | 6,656,921 | 6,318,254 | +338,667 | 4.87 |
| 2025-06-30 | 6,318,254 | 6,272,706 | +45,548 | 4.29 |
| 2025-06-13 | 6,272,706 | 6,205,844 | +66,862 | 3.02 |
Showing 1–24 of 24 settlements