| Date | Time | Source | Headline | Symbol | Company |
| 12/21/2010 | 7:21PM | Edgar (US Regulatory) | Amended Statement of Changes in Beneficial Ownership (4/A) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 7:14PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 7:02PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 6:56PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 6:48PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 6:36PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 6:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 6:08PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 5:51PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 5:34PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 5:28PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 5:10PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 4:32PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 4:08PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 3:41PM | Edgar (US Regulatory) | Initial Statement of Beneficial Ownership (3) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 3:37PM | Edgar (US Regulatory) | Termination of Registration of a Class of Security under Section 12(b) (15-12B) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 1:59PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 1:12PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 1:01PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 12:43PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 12:38PM | Edgar (US Regulatory) | Post-Effective Amendment to an S-8 filing (S-8 POS) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 12:36PM | Edgar (US Regulatory) | Post-Effective Amendment to an S-8 filing (S-8 POS) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 12:28PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 10:01AM | Edgar (US Regulatory) | Current report filing (8-K) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/21/2010 | 7:46AM | Edgar (US Regulatory) | (25-NSE) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/20/2010 | 8:51AM | PR Newswire (US) | EMC Completes Tender Offer for Isilon Systems | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/20/2010 | 7:05AM | Edgar (US Regulatory) | Amended Statement of Ownership: Solicitation (SC 14D9/A) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/20/2010 | 7:02AM | Edgar (US Regulatory) | Amended tender offer statement by Third Party (SC TO-T/A) | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/16/2010 | 9:24AM | Dow Jones News | Higher Compellent Bid Seen Unlikely Despite Stock, Rights Plan | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |
| 12/15/2010 | 12:13PM | Dow Jones News | Quantum's Turnaround Helped By Rising Data Storage Interest | NASDAQ:ISLN | Isilon Systems, Inc. (MM) |