| 
 Commission File Number:  001-34607 
 | 
| 
 ARTHROCARE CORPORATION 
 | 
| 
 (Exact name of registrant as specified in its charter) 
 | 
| 
 7000 West William Cannon, Building One 
Austin, TX 78735 
(512) 391-3900 
 | 
| 
 (Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices) 
 | 
| 
 Common Stock, par value $0.001 per share 
 | 
| 
 (Title of each class of securities covered by this Form) 
 | 
| 
 None 
 | 
| 
 (Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains) 
 | 
| 
 Rule 12g-4(a)(1) 
 | 
x | 
| 
 Rule 12g-4(a)(2) 
 | 
o | 
| 
 Rule 12h-3(b)(1)(i) 
 | 
x | 
| 
 Rule 12h-3(b)(1)(ii) 
 | 
o | 
| 
 Rule 15d-6 
 | 
o | 
| 
 Approximate number of holders of record as of the certification or notice date: 
 | 
 1 
 | 
| 
 ARTHROCARE CORPORATION 
 | 
||||
| 
 Date: 
 | 
 June 9, 2014 
 | 
 By:    
 | 
 /s/ Richard Rew 
 | 
|
| 
 | 
 | 
 Name: 
 | 
 Richard Rew 
 | 
|
| 
 | 
 | 
 Title: 
 | 
 Senior Vice President, General Counsel and Secretary 
 | 
|