NYSE Amex (formerly known as NYSE Alternext US) today reported short interest as of the close of business on the settlement date of February 15, 2011.
Based on information received from member and non-member organizations, short interest increased to 329,409,207 shares from 313,199,198 (revised) on January 31, 2011.
This reflects short interest reported by all broker-dealers (not only NYSE Amex member firms) in NYSE Amex-listed securities. A short position of 5,000 or more shares existed in 363 issues. Some short position was shown in 527 issues.
This short interest report was compiled by NYSE Amex on the basis on information obtained from its member and non-member organizations covering all securities traded on the Exchange in both round and odd-lots.
A short sale is any sale of a security that the seller does not own or any sale that is completed by the delivery of a borrowed security.
Adjusted short interest for the preceding 12 months:
| February 15, 2011 | 329,409,207 |
| January 31, 2011 | 313,199,198 |
| January 14, 2011 | 302,000,741 |
| December 31, 2010 | 296,116,665 |
| December 15, 2010 | 308,645,508 |
| November 30, 2010 | 304,512,253 |
| November 15, 2010 | 310,712,406 |
| October 29, 2010 | 307,493,480 |
| October 11, 2010 | 321,009,419 |
| September 30, 2010 | 310,278,777 |
| September 15, 2010 | 306,922,056 |
| August 31, 2010 | 308,818,525 |
| August 10, 2010 | 291,326,674 |
| July 30, 2010 | 299,861,795 |
| July 15, 2010 | 301,286,674 |
| June 30, 2010 | 315,527,649 |
| June 10, 2010 | 290,684,823 |
| May 28, 2010 | 287,305,915 |
| May 11, 2010 | 288,765,503 |
| April 26, 2010 | 273,008,185 |
| April 12, 2010 | 276,582,551 |
| March 24, 2010 | 267,823,226 |
| March 9, 2010 | 248,612,073 |
| February 24, 2010 | 250,262,965 |
| February 9, 2010 | 247,116,019 |
| January 29, 2010 | 232,797,066 |
| January 15, 2010 | 224,461,928 |
| December 31, 2009 | 214,702,413 |
| December 15, 2009 | 217,396,543 |
| November 30, 2009 | 202,755,286 |
| November 13, 2009 | 199,803,315 |
| October 30, 2009 | 207,313,847 |
| October 15, 2009 | 201,352,482 |
| September 30, 2009 | 220,767,543 |
| September 15, 2009 | 217,193,638 |
| August 31, 2009 | 208,842,165 |
| August 14, 2009 | 189,747,487 |
| August 11, 2009 | 174,551,672 |
| July 24, 2009 | 168,418,078 |
| July 10, 2009 | 183,931,950 |
| June 30, 2009 | 172,719,023 |
| June 15, 2009 | 164,363,405 |
| May 29, 2009 | 166,818,234 |
| May 15, 2009 | 162,979,538 |
| April 30, 2009 | 162,429,303 |
| April 15, 2009 | 164,187,232 |
| March 24, 2009 | 177,720,840 |
| March 10, 2009 | 176,797,839 |
| February 27, 2009 | 171,335,149 |
| February 13, 2009 | 176,797,839 |
| January 30, 2009 | 482,111,111 |
| January 15, 2009 | 497,343,931 |
| December 31, 2008 | 504,854,892 |
| December 15, 2 008 | 545,551,421 |
| November 28, 2008 | 631,636,180 |
| November 14, 2008 | 609,967,049 |
| October 31, 2008 | 722,568,248 |
| October 15, 2008 | 1,141,341,041 |
| September 30, 2008 | 1,182,959,576 |
| September 15, 2008 | 1,375,834,183 |
| August 29, 2008 | 1,431,289,667 |
| August 15, 2008 | 1,447,276,417 |
| July 31, 2008 | 1,488,607,507 |
| July 15, 2008 | 1,469,681,869 |
| June 30, 2008 | 1,433,859,621 |
| June 13, 2008 | 1,478,469,866 |
| May 30, 2008 | 1,347,168,564 |
| May 15, 2008 | 1,308,207,732 |
| April 30, 2008 | 1,280,471,726 |
