CF Industries Holdings (NY: CF )

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 30, 2008	19.62	19.97	19.41	19.91	17,663,158	+0.54(+2.78%)
May 29, 2008	19.77	19.89	19.24	19.37	15,302,410	-0.49(-2.45%)
May 28, 2008	18.04	19.86	17.89	19.86	23,280,072	+1.81(+10.06%)
May 27, 2008	18.52	18.57	17.64	18.04	18,924,736	-0.47(-2.54%)
May 26, 2008	19.10	19.18	18.10	18.51	0	+0.00(+0.00%)
May 23, 2008	19.10	19.18	18.10	18.51	18,734,906	-0.66(-3.47%)
May 22, 2008	18.76	19.62	18.76	19.18	12,510,320	+0.36(+1.93%)
May 21, 2008	19.73	19.79	18.71	18.81	17,601,266	-0.88(-4.49%)
May 20, 2008	19.49	19.95	19.11	19.70	12,785,259	+0.41(+2.13%)
May 19, 2008	20.22	20.43	19.01	19.28	14,880,374	-1.04(-5.13%)
May 16, 2008	20.18	20.65	19.85	20.33	10,417,957	+0.15(+0.76%)
May 15, 2008	19.87	20.39	19.86	20.17	9,374,990	+0.36(+1.81%)
May 14, 2008	19.78	20.60	19.72	19.82	14,353,141	-0.11(-0.56%)
May 13, 2008	20.42	20.50	19.71	19.93	11,007,604	-0.35(-1.73%)
May 12, 2008	19.94	20.34	19.59	20.28	10,917,730	+0.38(+1.91%)
May 09, 2008	19.99	20.16	19.43	19.90	9,613,199	-0.09(-0.47%)
May 08, 2008	19.99	20.07	19.25	19.99	18,504,336	+0.26(+1.31%)
May 07, 2008	20.11	20.65	19.65	19.73	17,022,176	-0.45(-2.25%)
May 06, 2008	19.79	20.31	19.41	20.18	14,473,074	+0.59(+3.01%)
May 05, 2008	19.91	20.25	19.34	19.59	13,331,273	-0.00(-0.01%)
May 02, 2008	19.47	19.75	19.08	19.60	12,791,455	+0.40(+2.06%)