| Date | Time | Source | Headline | Symbol | Company |
| 07/23/2009 | 8:00AM | PR Newswire (US) | Sigma-Aldrich (Nasdaq:SIAL) Reports Q2 2009 Diluted EPS of $0.68; YTD Diluted EPS up 1.5% to $1.36. Full Year 2009 Guidance Reaf | NASDAQ:SIAL | (MM) |
| 07/21/2009 | 1:01AM | PR Newswire (US) | SAFC Supply Solutions(R) Announces Raw Materials Line Developed Specifically to Meet Molecular Diagnostics Manufacturing Require | NASDAQ:SIAL | (MM) |
| 07/20/2009 | 7:55AM | Marketwired | BenchmarkJournal.com Free Analyst Review for TLB, SIAL, JKHY, CORS, ERTS and ATHR | NASDAQ:SIAL | (MM) |
| 07/16/2009 | 8:00AM | PR Newswire (US) | Supelco(R) and MIP Technologies Launch New SPE Product for the Selective Extraction of NSAIDs From Environmental Water | NASDAQ:SIAL | |
| 07/15/2009 | 1:01AM | PR Newswire (US) | New SAFC Hitech(R) Product Roadmap Plots Route for Future Generation Semiconductor Materials | NASDAQ:SIAL | |
| 07/14/2009 | 2:07PM | PR Newswire (US) | Sartorius Stedim Biotech Partners With Cell Culture Media Specialist SAFC Biosciences(R) to Provide World-Class Fluid Management | NASDAQ:SIAL | |
| 07/08/2009 | 8:30AM | Marketwired | StreetInvesting.com Free Research on SGMS, SIAL, ASTM, CAEI, ALKS and CORS | NASDAQ:SIAL | (MM) |
| 06/26/2009 | 11:22AM | Edgar (US Regulatory) | Annual Report of Employee Stock Plans (11-K) | NASDAQ:SIAL | (MM) |
| 06/23/2009 | 8:30AM | PR Newswire (US) | Sigma-Aldrich and Atlas Antibodies Announce 2,300 New, Highly Validated Prestige Antibodies(RM) | NASDAQ:SIAL | |
| 06/18/2009 | 2:20PM | PR Newswire (US) | BioInformatics, LLC New Report - Exploring the Epigenetics Market: Opportunities for Product Placement and Innovations | NASDAQ:SIAL | (MM) |
| 06/09/2009 | 8:30AM | PR Newswire (US) | Sigma-Aldrich Introduces New Services Network Complementing Its Life Sciences Product Portfolio | NASDAQ:SIAL | (MM) |
| 06/04/2009 | 8:30AM | PR Newswire (US) | Sigma-Aldrich Honored With CIO 100 Award for Innovative Web Research Tool, Your Favorite Gene powered by Ingenuity | NASDAQ:SIAL | (MM) |
| 06/03/2009 | 4:52PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 06/02/2009 | 2:30PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 06/01/2009 | 7:00AM | PR Newswire (US) | SAFC Pharma's St. Louis HPAPI Conjugates Facility Receives SafeBridge Certification | NASDAQ:SIAL | (MM) |
| 06/01/2009 | 7:00AM | PR Newswire (US) | SAFC(R) & Cherokee Pharmaceuticals(TM) Pool Expertise and Resources With Strategic Partnership For U.S. Market | NASDAQ:SIAL | (MM) |
| 05/29/2009 | 4:45PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/21/2009 | 9:56AM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/21/2009 | 9:53AM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/21/2009 | 8:55AM | Marketwired | TheFortuneFinancial.com Initializes Free Analyst Research on WYNN, SIAL, SEPR and SAPE | NASDAQ:SIAL | (MM) |
| 05/19/2009 | 12:51PM | PR Newswire (US) | BioInformatics, LLC New Report -- The Market for Antibodies: Keys to Success for Commercial Suppliers, Vol. III | NASDAQ:SIAL | |
| 05/18/2009 | 4:21PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/13/2009 | 8:30AM | PR Newswire (US) | Sigma-Aldrich Introduces Precisio(TM) Kinases for High-Throughput Screening and Kinase Profiling | NASDAQ:SIAL | (MM) |
| 05/08/2009 | 3:26PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/08/2009 | 3:18PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/08/2009 | 3:06PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/08/2009 | 9:03AM | Edgar (US Regulatory) | Current report filing (8-K) | NASDAQ:SIAL | (MM) |
| 05/07/2009 | 5:58PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/07/2009 | 5:27PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |
| 05/07/2009 | 4:51PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:SIAL | (MM) |