Sigma 18-125mm f/3.8-5.6 DC OS HSM
http://www.dpreview.com/news/0801/08013107sigma18125.asp
Sigma APO 120-400mm f/4.5-5.6 DG OS HSM
http://www.dpreview.com/news/0801/08013103sigma120400.asp
Sigma APO 150-500mm f/5-6.3 DG OS HSM
http://www.dpreview.com/news/0801/08013102sigma150500.asp
http://www.dpreview.com/news/0801/08013107sigma18125.asp
Sigma APO 120-400mm f/4.5-5.6 DG OS HSM
http://www.dpreview.com/news/0801/08013103sigma120400.asp
Sigma APO 150-500mm f/5-6.3 DG OS HSM
http://www.dpreview.com/news/0801/08013102sigma150500.asp