Will your stock's volatility rise or fall over the next month? In the table below, we provide historical volatility estimates over the past year and past 5 years, current volatility estimates from our volatility models, and the average volatility forecast over the next month. All estimates are annualized and computed using daily stock returns.

Volatility Estimates for Individual Large-Cap Stocks

(As of market close 08/27/2010)

Ticker	5-Year Historical	1-Year Historical	Month Ago (Model)	Current Estimate (Model)	Next Month Average Forecast
AA	54.80	42.79	35.04	37.80	45.81
AAPL	41.37	28.20	31.95	37.39	38.38
ABT	22.69	15.66	16.95	17.15	18.69
AEP	26.10	18.93	20.04	15.89	22.51
ALL	45.39	27.04	25.32	24.38	38.49
AMGN	29.93	23.30	25.49	26.36	28.90
AMZN	49.42	40.68	44.41	45.00	46.94
AVP	37.07	29.13	34.08	28.11	38.01
AXP	50.82	34.85	37.84	26.80	41.09
BA	33.67	30.49	32.78	34.00	33.09
BAC	72.93	37.53	43.75	27.36	60.46
BAX	24.75	25.18	24.91	26.35	24.80
BHI	48.77	43.88	37.87	46.05	46.14
BK	53.62	29.73< > /td>	34.73	26.07	44.34
BMY	27.37	19.88	21.56	21.76	23.66
BRKB	26.84	22.64	20.33	16.66	26.11
C	78.74	45.04	38.59	25.26	68.34
CAT	39.41	34.99	31.32	34.27	35.16
CL	21.51	16.90	27.26	23.88	22.92
CMCSA	37.97	29.85	31.97	30.76	33.32
COF	66.94	42.48	40.03	30.53	57.02
COP	37.83	25.14	22.85	27.46	31.71
COST	27.57	19.42	24.96	21.75	23.88
CPB	20.82	15.39	17.43	15.08	18.19
CSCO	34.10	27.38	30.07	43.57	37.64
CVS	32.81	33.60	30.20	33.78	33.33
CVX	32.81	20.70	18.33	23.43	27.67
DD	33.66	28.79	29.87	26.10	30.42
DELL	39.71	34.40	37.94	33.45	35.03
DIS	32.50	24.83	25.17	25.31	28.35
DOW	44.05	43.78	39.54	44.07	44.73
DVN	44.56	30.92	27.91	27.19	36.28
EMC	35.96	26.14	29.43	33.66	33.44
ETR	27.12	19.46	21.43	18.55	23.49
EXC	32.20	19.36	22.47	17.13	26.39
F	60.43	41.32	44.01	35.06	50.20
FCX	62.06	44.33	44.57	46.65	52.86
FDX	36.03	32.25	38.29	35.74	34.92
GD	28.12	24.34	26.67	31.14	28.85
GE	38.53	30.92	31.14	26.94	32.73
GILD	32.96	27.67	35.05	33.85	32.76
GOOG	36.20	25.21	33.83	32.81	33.24
GS	49.75	32.44	27.21	31.05	42.14
HAL	48.17	42.63	38.43	32.01	40.71
HD	33.18	23.42	30.26	25.32	28.47
HNZ	21.07	16.00	18.41	15.38	18.31
HON	31.92	26.50	28.16	31.11	30.59
HPQ	32.02	25.24	28.28	43.02	38.36
IBM	24.52	> 18.49	19.40	20.58	22.32
INTC	35.44	26.91	28.29	31.44	32.37
JNJ	18.24	13.14	15.96	15.03	16.56
JPM	55.03	32.13	27.99	29.99	46.23
KFT	23.31	18.49	21.37	17.25	21.03
KO	21.36	16.30	13.62	12.63	17.89
LMT	27.52	22.22	17.62	19.58	23.73
LOW	36.97	27.00	35.74	30.65	32.48
MCD	23.60	16.14	20.55	16.14	19.23
MDT	27.87	24.96	26.62	53.61	36.51
MET	62.73	38.06	37.79	34.75	52.62
MMM	25.78	20.37	20.63	23.45	23.55
MO	23.28	15.70	14.61	14.86	18.49
MON	42.42	28.71	32.88	33.48	36.50
MRK	32.30	23.09	26.13	26.47	26.52
MS	70.99	35.96	33.15	26.06	58.31
MSFT	31.83	22.13	23.95	22.77	27.04
NKE	31.64	24.04	23.96	20.71	25.11
NOV	60.61	38.60	37.40	41.00	48.47
NSC	38.09	29.22	34.56	33.39	34.15
NWSA	43.16	35.35	38.26	33.63	37.94
NYX	57.92	31.53	33.37	41.45	51.84
ORCL	32.64	23.02	28.39	27.97	29.61
OXY	45.23	27.92	33.76	29.73	38.16
PEP	20.46	16.29	19.09	14.48	17.58
PFE	27.78	22.82	24.42	25.26	25.88
PG	20.73	15.97	17.81	14.81	18.07
QCOM	36.82	30.74	30.75	31.02	33.29
RF	81.98	49.55	60.61	43.45	72.37
RTN	25.29	20.21	29.84	22.68	23.82
S	67.86	59.01	56.92	49.19	66.73
SLB	45.99	35.80	37.54	37.19	40.94
SLE	29.72	22.53	17.87	18.36	23.34
SO	20.13	14.86	22.27	14.32	18.48
T	27.65	17.23	16.25	17.49	22.50
TGT	37.65	21.62	23.52	20.72	29.69
TWX	36.52	25.74	29.63	23.71	30.63
TXN	34.08	27.63	29.96	31.62	31.06
UNH	42.97	30.30	24.31	27.42	34.10
UPS	27.64	23.99	26.68	22.98	25.15
USB	49.14	30.74	30.00	26.97	41.95
UTX	28.12	21.59	21.50	27.14	26.54
VZ	26.53	18.08	21.96	18.30	21.94
WAG	29.35	25.98	30.26	23.49	26.84
WFC	61.70	35.35	37.21	34.48	53.76
WMB	46.33	34.46	32.15	33.95	39.39
WMT	22.63	14.82	18.42	17.30	19.13
WY	41.70	34.89	39.85	37.75	38.98
XOM	30.60	19.24	18.96	22.64	26.27

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Volatility Estimates for Individual Large-Cap Stocks

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