List of Symbols for NASDAQ Stock Exchange [NASDAQ] Starting with A

List of Symbols for NASDAQ Stock Exchange [NASDAQ]

Code	Name	High	Low	Close	Volume	Change
AACC	Asset Acceptance Capital Corp.	5.590	5.320	5.520	37,899	0.170	3.18
AAME	Atlantic American Corporation	1.340	1.280	1.280	4,400	0.020	1.59
AANB	Abigail Adams National Bancorp Inc.	2.970	2.920	2.920	922	0.050	1.74
AAON	AAON Inc.	19.90	19.18	19.59	59,089	0.08	0.41
AAPL	Apple Inc.	200.4	197.8	199.9	14,521,345	0.6	0.29
AATI	Advanced Analogic Technologies Inc.	3.340	3.110	3.160	319,237	0.080	2.47
AAWW	Atlas Air Worldwide Holdings	30.03	29.50	29.83	341,262	0.21	0.70
AAXJ	iShares Trust	55.30	54.51	55.20	215,663	0.24	0.44
AAZST	TEST AAZST	7.3800	0.0100	0.0100	1,400	2.5600	99.61
ABAT	Advanced Battery Technologies Inc.	3.430	3.300	3.410	545,006	0.060	1.79
ABAX	ABAXIS Inc.	22.76	22.35	22.56	136,869	0.02	0.09
ABBC	Abington Bancorp Inc.	7.000	6.780	6.800	40,502	0.060	0.87
ABCB	Ameris Bancorp	6.280	6.000	6.250	58,174	0.100	1.63
ABCO	Advisory Board Company (The)	25.32	24.50	24.78	78,151	0.42	1.67
ABCW	Anchor BanCorp Wisconsin Inc.	0.7800	0.6000	0.6200	600,930	0.1200	16.00
ABFS	Arkansas Best Corporation	24.97	24.31	24.87	342,330	0.31	1.26
ABII	Abraxis Bioscience Inc.	33.90	33.42	33.85	20,737	0.37	1.11
ABIO	ARCA BIOPHARMA INC.	2.400	2.210	2.250	40,369	0.160	6.64
ABMC	American Bio Medica Corp.	0.2400	0.1800	0.1800	286,878	0.0400	18.18
ABMD	ABIOMED Inc.	8.690	8.110	8.140	220,960	0.410	4.80
ABTL	Autobytel Inc.	0.9200	0.8500	0.9000	115,473	0.0500	5.88
ABVA	Alliance Bankshares Corporation	2.710	2.220	2.220	200	0.050	2.30
ACAD	ACADIA Pharmaceuticals Inc.	1.450	1.330	1.330	250,683	0.090	6.34
ACAP	American Physicians Capital Inc.	27.64	27.32	27.50	42,647	0.06	0.22
ACAS	American Capital Ltd.	3.070	2.940	3.060	3,463,272	0.080	2.68
ACAT	Arctic Cat Inc.	7.040	6.750	6.750	12,117	0.080	1.17
ACCL	Accelrys Inc.	5.270	5.050	5.090	83,096	0.010	0.20
ACET	Aceto Corporation	5.240	5.150	5.240	100,207	0.050	0.96
ACFC	Atlantic Coast Federal Corporation	1.380	1.350	1.350	1,100	0.000	0.00
ACFN	Acorn Energy Inc.	7.500	7.100	7.370	55,764	0.140	1.94
ACGL	Arch Capital Group Ltd.	69.93	68.89	69.31	718,285	1.37	1.94
ACGY	Acergy S.A.	13.87	13.57	13.81	146,879	0.27	1.92
ACHN	Achillion Pharmaceuticals Inc.	1.990	1.920	1.920	14,425	0.020	1.05
ACIW	ACI Worldwide Inc.	17.32	16.69	17.10	109,767	0.06	0.35
ACLI	American Commercial Lines Inc	19.51	18.26	18.51	175,638	0.90	4.64
ACLS	Axcelis Technologies Inc.	1.220	1.160	1.160	477,026	0.070	5.69
ACMR	A.C. Moore Arts & Crafts Inc.	3.400	3.300	3.360	22,289	0.020	0.60
ACOM	ANCESTRY.COM INC.- YAHOO! FINAN	13.53	13.05	13.41	290,300	0.09	0.67
ACOR	Acorda Therapeutics Inc.	24.09	23.13	23.90	619,604	0.25	1.06
ACPW	Active Power Inc.	1.080	1.030	1.060	57,668	0.010	0.93
ACTG	Acacia Research Corporation	7.650	7.050	7.380	705,227	0.120	1.60
ACTI	ActivIdentity Corporation	2.280	2.150	2.240	153,869	0.020	0.90
ACTL	Actel Corporation	11.97	11.59	11.69	55,035	0.13	1.10
ACTS	Actions Semiconductor Co. Ltd.	2.410	2.350	2.400	74,818	0.010	0.42
ACTU	Actuate Corporation	4.240	4.090	4.140	150,138	0.020	0.49
ACUR	Acura Pharmaceuticals Inc.	4.210	4.080	4.160	12,950	0.060	1.46
ACWI	iShares MSCI ACWI Index Fund	41.94	41.63	41.88	149,172	0.14	0.33
ACWX	iShares MSCI ACWI ex US Index Fund	40.72	40.27	40.69	120,038	0.24	0.59
ACXM	Acxiom Corporation	12.00	11.74	11.99	352,937	0.02	0.17
ADAM	A.D.A.M. Inc.	4.080	3.950	3.950	15,935	0.280	6.62
ADAT	Authentidate Holding Corp.	1.330	1.220	1.330	58,518	0.090	7.26
ADBE	Adobe Systems Incorporated	36.07	35.49	35.81	3,344,414	0.30	0.83
ADCT	ADC Telecommunications Inc.	5.980	5.350	5.910	18,249,259	0.730	10.99
ADEP	Adept Technology Inc.	2.690	2.570	2.690	3,630	0.120	4.67
ADES	ADA-ES Inc.	2.600	2.400	2.580	121,063	0.210	8.86
ADGF	Adams Golf Inc.	3.000	2.950	2.960	9,243	0.040	1.33
ADLR	Adolor Corporation	1.540	1.490	1.510	110,538	0.010	0.67
ADP	AUTOMATIC DATA PROCS	43.64	43.11	43.45	2,389,114	0.01	0.02
ADPI	American Dental Partners Inc.	11.59	11.29	11.51	231,713	0.17	1.50
ADPT	Adaptec Inc.	3.230	3.100	3.160	521,403	0.030	0.94
ADRA	BLDRS Asia 50 ADR Index Fund	24.72	24.59	24.72	8,621	0.09	0.37
ADRD	BLDRS Developed Markets 100 ADR Index	21.57	21.31	21.53	6,976	0.21	0.97
ADRE	BLDRS Emerging Markets 50 ADR Index Fund	44.15	43.63	44.01	145,235	0.17	0.38
ADRU	BLDRS Europe 100 ADR Index Fund	21.75	21.60	21.75	1,458	0.18	0.82
ADSK	Autodesk Inc.	24.05	23.48	23.81	4,633,251	0.24	1.00
ADTN	ADTRAN Inc.	22.48	21.52	21.79	2,641,313	0.90	3.97
ADUS	ADDUS HOMECARE CORPORATION- YAHO	8.250	7.980	8.000	50,153	0.060	0.74
ADVNA	ADVANTA Corp.	0.0900	0.0600	0.0700	241,317	0.0100	12.50
ADVNB	ADVANTA Corp.	0.0600	0.0400	0.0500	1,631,274	0.0000	0.00
ADVS	Advent Software Inc.	39.20	38.65	39.08	83,244	0.03	0.08
AEHR	Aehr Test Systems	1.580	1.470	1.500	7,195	0.040	2.60
AEIS	Advanced Energy Industries Inc.	11.86	11.39	11.47	176,359	0.30	2.55
AEPI	AEP Industries Inc.	38.44	37.87	38.08	23,993	0.63	1.63
AERG	Applied Energetics Inc	0.3700	0.3600	0.3600	172,707	0.0100	2.70
AERT	Advanced Environmental Recycling	0.3900	0.3700	0.3800	22,180	0.0100	2.70
AETI	American Electric Technologies Inc.	2.400	2.300	2.330	1,750	0.070	2.92
AEY	ADDvantage Technologies Group Inc.	2.200	2.030	2.090	10,050	0.090	4.13
AEZS	AEterna Zentaris Inc.	1.0000	0.9700	0.9900	44,805	0.0100	1.02
AFAM	Almost Family Inc	36.21	35.09	36.06	149,035	0.17	0.47
AFCE	AFC Enterprises Inc.	8.180	7.900	8.040	60,760	0.040	0.50
AFFM	Affirmative Insurance Holdings Inc.	4.150	4.070	4.100	4,100	0.060	1.49
AFFX	Affymetrix Inc.	4.940	4.640	4.840	1,060,818	0.040	0.83
AFFY	Affymax Inc.	20.11	19.46	20.07	338,736	0.41	2.09
AFOP	Alliance Fiber Optic Products Inc.	1.120	1.080	1.120	61,260	0.000	0.00
AFSI	AmTrust Financial Services Inc.	12.10	11.67	12.07	127,560	0.26	2.20
AGAM	Acres Gaming	12.30	11.95	12.17	192,754	0.18	1.46
AGEN	Antigenics Inc.	0.9400	0.8800	0.9000	965,863	0.0600	6.25
AGII	Argo Group International Holdings Ltd.	30.92	30.46	30.90	87,630	0.25	0.82
AGNC	American Capital Agency Corp.	26.38	25.85	26.17	230,584	0.21	0.80
AGYS	Agilysys Inc.	8.870	7.950	8.450	171,192	0.320	3.94
AHCI	Allied HealthCare International Inc.	2.810	2.690	2.780	60,965	0.050	1.83
AHGP	Alliance Holdings GP L.P.	23.64	23.00	23.32	37,382	0.24	1.02
AHII	Animal Health International Inc.	2.430	2.280	2.280	21,470	0.200	8.06
AHPI	Allied Healthcare Products Inc.	5.290	5.000	5.290	347	0.300	6.01
AIMC	Altra Holdings Inc.	11.85	11.60	11.73	103,513	0.05	0.43
AINV	Apollo Investment Corporation	9.520	9.270	9.330	1,226,935	0.190	2.00
AIPC	AMER ITAL PASTA	29.26	28.49	29.26	197,286	0.43	1.49
AIRM	Air Methods Corporation	34.15	33.66	33.85	43,339	0.27	0.79
AIRT	Air T Inc.	11.110	9.580	9.670	659,995	1.090	10.13
AIRV	Airvana Inc.	6.300	6.190	6.240	88,921	0.010	0.16
AIXG	Aixtron Aktiengesellschaft	32.93	32.16	32.30	187,069	0.01	0.03
AKAM	Akamai Technologies Inc.	24.32	23.78	23.94	2,885,408	0.31	1.28
AKNS	Akeena Solar Inc.	1.100	1.000	1.070	118,224	0.030	2.88
AKRX	Akorn Inc.	1.640	1.580	1.610	207,544	0.010	0.63
ALAN	Alanco Technologies Inc.	0.3400	0.3000	0.3300	138,656	0.0300	10.00
ALCO	Alico Inc.	26.82	25.49	26.53	22,029	0.54	2.08
ALDA	Aldila Inc.	3.730	3.600	3.730	13,309	0.180	5.07
ALGN	Align Technology Inc.	15.98	15.52	15.54	417,993	0.31	1.96
ALGT	Allegiant Travel Company	40.86	40.02	40.64	125,905	0.02	0.05
ALKS	Alkermes Inc.	8.990	8.630	8.660	514,199	0.250	2.81
ALLB	Alliance Bancorp Inc. of Pennsylvania	8.600	8.600	8.600	800	0.020	0.23
ALLI	Allion Healthcare Inc.	6.520	6.500	6.520	101,256	0.010	0.15
ALLT	Allot Communications Ltd.	3.970	3.860	3.960	8,950	0.040	1.02
ALNC	Alliance Financial Corporation	30.00	28.55	29.92	58,610	0.96	3.31
ALNY	Alnylam Pharmaceuticals Inc.	17.04	16.74	16.84	137,147	0.02	0.12
ALOG	Analogic Corporation	39.90	38.32	39.07	32,285	0.44	1.11
ALOT	Astro-Med Inc.	6.520	6.400	6.400	6,525	0.130	1.99
ALOY	Alloy Inc.	7.640	7.300	7.550	53,253	0.070	0.94
ALSK	Alaska Communications Systems Group Inc.	6.900	6.710	6.780	370,650	0.040	0.59
ALTH	Allos Therapeutics Inc.	6.190	6.010	6.160	1,805,753	0.000	0.00
ALTI	Altair Nanotechnologies Inc.	0.9500	0.9200	0.9400	178,715	0.0100	1.05
ALTR	Altera Corporation	20.79	20.50	20.67	5,391,604	0.13	0.63
ALTU	Altus Pharmaceuticals Inc.	0.1400	0.0400	0.0900	16,325,033	0.0400	80.00
ALVR	Alvarion Ltd.	3.910	3.840	3.900	126,605	0.010	0.26
ALXA	Alexza Pharmaceuticals Inc.	2.280	2.190	2.280	30,042	0.060	2.70
ALXN	Alexion Pharmaceuticals Inc.	44.27	43.63	43.70	429,350	0.46	1.04
AMAC	American Medical Alert Corp.	6.050	5.800	6.000	26,805	0.150	2.56
AMAG	AMAG Pharmaceuticals Inc.	40.12	39.32	39.75	483,665	0.06	0.15
AMAT	Applied Materials Inc.	12.42	12.20	12.28	25,073,751	0.20	1.60
AMCC	Applied Micro Circuits Corporation	7.560	7.360	7.510	600,268	0.060	0.79
AMCE	American Claims Evaluation Inc.	0.7100	0.6900	0.7000	9,748	0.0600	7.89
AMCN	AirMedia Group Inc	7.000	6.800	6.930	282,371	0.030	0.43
AMCS	AMICAS Inc.	4.020	3.910	3.990	86,984	0.080	2.05
AMED	Amedisys Inc	37.82	36.98	37.69	480,905	0.21	0.56
AMFI	Amcore Financial Inc.	0.6500	0.5000	0.5200	360,235	0.1300	20.00
AMGN	Amgen Inc.	55.79	55.12	55.38	9,492,952	0.68	1.21
AMIC	American Independence Corp.	5.200	4.750	4.760	14,620	0.160	3.25
AMIE	Ambassadors International Inc.	0.5200	0.4100	0.4300	74,925	0.0500	10.42
AMIN	American International Industries Inc	1.400	1.200	1.200	17,932	0.100	7.69
AMKR	Amkor Technology Inc.	5.870	5.600	5.740	1,634,414	0.120	2.05
AMLN	Amylin Pharmaceuticals Inc.	12.77	12.42	12.44	1,358,722	0.33	2.58
AMMD	American Medical Systems Holdings Inc.	17.43	17.04	17.16	374,272	0.19	1.10
AMNB	American National Bankshares Inc.	21.37	20.53	21.26	9,237	0.52	2.51
AMOT	Allied Motion Technologies Inc.	2.360	2.250	2.330	2,812	0.140	5.65
AMOV	America Movil S.A.B. de C.V.	47.40	46.86	46.95	3,125	0.40	0.84
AMPH	American Physicians Service Group Inc.	23.94	23.10	23.94	25,280	0.37	1.57
AMPL	Ampal-American Israel Corporation	2.810	2.750	2.790	37,897	0.040	1.41
AMRB	American River Bankshares	6.950	6.750	6.900	1,277	0.050	0.72
AMRI	Albany Molecular Research Inc.	8.350	8.070	8.300	134,838	0.160	1.97
AMRN	Amarin Corporation PLC	1.350	1.250	1.350	2,905	0.020	1.50
AMSC	American Superconductor Corporation	33.57	32.20	32.63	1,387,424	0.39	1.18
AMSF	AMERISAFE Inc.	17.48	17.11	17.33	78,282	0.04	0.23
AMSG	Amsurg Corp.	21.13	20.70	21.04	57,822	0.19	0.91
AMSWA	American Software Inc.	6.390	6.060	6.080	64,292	0.250	3.95
AMTC	Ameritrans Capital Corporation	1.400	1.390	1.400	11,940	0.150	12.00
AMTCP	Ameritrans Capital Corporation	5.750	5.750	5.750	300	0.390	6.35
AMTD	TD Ameritrade Holding Corporation	21.00	20.76	20.91	2,769,707	0.10	0.48
AMTY	Amerityre Corporation	0.3500	0.3200	0.3300	37,296	0.0000	0.00
AMWD	American Woodmark Corporation	19.91	19.06	19.26	33,833	0.56	2.83
AMZN	Amazon.com Inc.	130.0	127.4	129.7	6,649,397	0.7	0.52
ANAD	ANADIGICS Inc.	3.150	3.010	3.050	645,335	0.050	1.61
ANAT	American National Insurance Company	100.77	95.76	99.31	45,019	1.70	1.74
ANCI	AMERICAN CARESOURCE	2.180	2.040	2.080	101,358	0.050	2.35
ANCX	Access National Corporation	6.190	5.990	6.010	2,974	0.090	1.48
ANDE	Andersons Inc. (The)	28.21	27.21	28.07	398,469	1.48	5.57
ANDS	Anadys Pharmaceuticals Inc.	2.190	2.100	2.190	248,321	0.030	1.39
ANEN	Anaren Inc.	14.85	14.42	14.45	39,544	0.25	1.70
ANGN	Angeion Corporation	3.670	3.600	3.600	2,475	0.050	1.37
ANGO	AngioDynamics Inc.	15.75	15.57	15.72	128,228	0.03	0.19
ANIK	Anika Therapeutics Inc.	8.120	7.900	8.030	15,720	0.080	0.99
ANLY	Analysts International Corporation	0.7900	0.6500	0.7600	60,818	0.0800	11.76
ANNB	Annapolis Bancorp Inc.	3.030	3.000	3.000	450	0.000	0.00
ANPI	Angiotech Pharmaceuticals Inc.	1.310	1.280	1.300	130,384	0.010	0.78
ANSS	AYS Inc.	39.96	39.51	39.81	289,949	0.04	0.10
ANSV	Anesiva Inc.	0.1300	0.1200	0.1200	207,026	0.0000	0.00
ANSW	Answers Corporation	8.200	7.810	7.960	80,500	0.010	0.13
ANTF	ANTE4 INC	1.220	1.140	1.180	154,486	0.060	5.36
ANTP	PHAZAR CORP	3.250	3.100	3.130	1,800	0.220	6.57
AONE	A123 SYSTEMS INC.	15.20	14.69	14.70	1,054,335	0.53	3.48
APAB	Appalachian Bancshares Inc. (GA)	0.4500	0.3300	0.3600	115,657	0.0300	7.69
APAC	APAC Customer Services Inc.	5.670	5.420	5.520	398,011	0.010	0.18
APAGF	APCO Argentina Inc.	23.68	21.91	22.92	18,113	0.10	0.44
APCVZ	FK HOLDINGS CVR	0.4100	0.3900	0.3900	58,660	0.0000	0.00
APEI	American Public Education Inc.	32.61	31.95	32.14	92,473	0.24	0.74
APFC	American Pacific Corporation	7.450	7.130	7.400	15,067	0.260	3.64
APKT	Acme Packet Inc.	10.72	10.22	10.55	148,779	0.03	0.28
APOG	Apogee Enterprises Inc.	14.08	13.71	14.04	123,041	0.06	0.43
APOL	Apollo Group Inc.	55.69	54.89	55.10	1,895,366	0.05	0.09
APPA	A.P. Pharma Inc.	0.9400	0.9000	0.9100	4,075	0.0100	1.11
APPY	AspenBio Pharma Inc.	1.680	1.650	1.660	24,033	0.020	1.19
APSA	Alto Palermo S.A.	9.230	9.220	9.220	230	0.630	7.33
APSG	Applied Signal Technology Inc.	20.40	20.12	20.36	47,752	0.10	0.49
APWR	A-Power Energy Generation Systems Ltd.	13.78	13.01	13.78	825,946	0.53	4.00
ARAY	Accuray Incorporated	5.610	5.360	5.540	183,345	0.130	2.40
ARBA	Ariba Inc.	11.25	11.07	11.13	815,240	0.19	1.68
ARBX	Arbinet-thexchange Inc.	2.260	2.140	2.180	16,840	0.030	1.36
ARCC	Ares Capital Corporation	11.95	11.69	11.84	1,124,930	0.06	0.51
ARCI	Appliance Recycling Centers of America	2.320	2.250	2.320	5,249	0.120	5.45
ARCW	Arc Wireless Solutions Inc.	2.500	2.350	2.480	300	0.220	8.15
ARDNA	Arden Group Inc.	94.83	93.40	94.82	1,299	0.24	0.25
AREX	Approach Resources Inc.	7.720	7.160	7.440	24,617	0.130	1.72
ARGN	Amerigon Incorporated	6.970	6.760	6.890	103,017	0.040	0.58
ARIA	ARIAD Pharmaceuticals Inc.	2.210	2.110	2.160	1,199,799	0.030	1.37
ARII	American Railcar Industries Inc.	10.47	10.15	10.30	40,540	0.21	2.00
ARKR	Ark Restaurants Corp.	14.03	13.29	13.29	3,185	0.06	0.45
ARLP	Alliance Resource Partners L.P.	39.29	38.25	38.95	59,645	0.08	0.21
ARMH	ARM Holdings plc	7.620	7.430	7.570	2,517,963	0.070	0.92
ARNA	Arena Pharmaceuticals Inc.	3.570	3.490	3.510	1,147,259	0.030	0.85
AROW	Arrow Financial Corporation	25.39	24.91	25.37	20,348	0.36	1.44
ARQL	ArQule Inc.	3.320	3.170	3.300	144,957	0.090	2.80
ARRS	Arris Group Inc	10.60	9.97	10.08	1,871,118	0.23	2.23
ARRY	Array BioPharma Inc.	2.070	1.980	2.030	190,210	0.040	2.01
ARSD	Arabian American Development Company	2.640	2.100	2.390	107,067	0.190	7.36
ARST	Arc Sight Inc.	24.73	23.60	24.42	506,649	0.06	0.25
ARTG	Art Technology Group Inc.	4.160	4.050	4.100	717,974	0.010	0.24
ARTL	The Aristotle Corporation	5.440	5.440	5.440	10,400	0.000	0.00
ARTLP	The Aristotle Corporation	6.970	6.930	6.940	16,412	0.020	0.29
ARTNA	Artesian Resources Corporation	16.69	16.42	16.60	9,690	0.20	1.22
ARTW	Art's-Way Manufacturing Co. Inc.	4.000	3.100	3.100	300	0.000	0.00
ARTX	Arotech Corporation	1.660	1.630	1.630	20,101	0.060	3.55
ARUN	Aruba Networks Inc.	9.390	8.620	8.940	3,414,107	0.640	6.68
ARWR	Arrowhead Research Corporation	0.6600	0.6000	0.6500	96,808	0.0100	1.52
ARYX	ARYx Therapeutics Inc.	2.500	2.400	2.460	76,043	0.030	1.23
ASBC	Associated Banc-Corp	11.47	11.24	11.27	2,786,776	0.22	1.91
ASBI	Ameriana Bancorp	2.950	2.950	2.950	560	0.010	0.34
ASCA	Ameristar Casinos Inc.	18.29	17.56	17.82	267,816	0.13	0.72
ASCMA	ASCENT MEDIA CORP	23.26	22.91	23.17	51,075	0.10	0.43
ASEI	American Science and Engineering Inc.	70.72	69.41	69.86	84,183	0.30	0.43
ASFI	Asta Funding Inc.	7.120	7.010	7.010	9,191	0.030	0.43
ASFN	Atlantic Southern Financial Group Inc.	1.0500	0.9600	0.9700	3,250	0.0300	3.00
ASGN	On Assignment Inc.	6.460	6.140	6.240	143,989	0.010	0.16
ASGR	America Service Group Inc.	14.01	13.67	14.01	44,987	0.33	2.41
ASIA	AsiaInfo Holdings Inc.	25.03	24.29	24.98	542,400	0.10	0.40
ASMI	ASM International N.V.	23.50	22.55	22.98	176,222	0.69	2.92
ASML	ASML Holding N.V.	30.24	29.70	30.13	1,531,700	0.15	0.50
ASPM	Aspect Medical Systems Inc.	12.30	11.98	12.27	454,592	0.27	2.25
ASPS	ALTISOURCE PORTFOLIO SOLUTIONS	17.14	16.60	16.60	32,748	0.29	1.72
ASRV	AmeriServ Financial Inc.	1.620	1.520	1.620	14,326	0.110	7.28
ASRVP	AmeriServ Financial Inc.	20.03	20.03	20.03	141	0.97	4.62
ASTC	ASTROTECH CORPORATION	1.680	1.590	1.590	80,567	0.030	1.85
ASTE	Astec Industries Inc.	25.64	24.96	25.42	111,958	0.38	1.47
ASTI	Ascent Solar Technologies Inc.	4.970	4.800	4.820	206,208	0.010	0.21
ASTIZ	Ascent Solar Technologies Inc.	1.400	1.380	1.380	7,450	0.050	3.50
ASTM	Aastrom Biosciences Inc.	0.3100	0.3000	0.3100	710,034	0.0000	0.00
ASUR	Forgent Networks Inc	0.2500	0.2300	0.2500	76,430	0.0200	8.70
ASYS	Amtech Systems Inc.	6.600	5.890	6.150	30,404	0.270	4.21
ATAC	ATC Technology Corporation	23.22	22.34	22.78	63,684	0.26	1.15
ATAI	ATA Inc.	5.110	4.650	5.000	20,112	0.290	6.16
ATAX	America First Tax Exempt Investors L.P.	5.500	5.400	5.450	11,250	0.050	0.91
ATBC	Atlantic BancGroup Inc	4.560	4.500	4.550	2,250	0.150	3.19
ATCO	American Technology Corporation	1.510	1.150	1.460	147,492	0.080	5.19
ATEA	Astea International Inc.	3.400	3.210	3.400	9,100	0.000	0.00
ATEC	Alphatec Holdings Inc.	4.560	4.130	4.190	221,048	0.230	5.20
ATGN	AltiGen Communications Inc.	1.0200	0.8800	0.9000	12,354	0.1100	10.89
ATHN	athenahealth Inc.	42.90	41.41	42.27	395,751	0.18	0.42
ATHR	Atheros Communications Inc.	27.81	27.27	27.55	684,557	0.27	0.97
ATHX	Athersys Inc.	1.0100	1.0000	1.0000	7,255	0.0300	2.91
ATLO	Ames National Corporation	19.57	19.15	19.28	7,664	0.03	0.16
ATLS	Atlas America Inc.	26.38	25.39	25.78	816,028	0.47	1.79
ATMI	ATMI Inc.	15.65	15.22	15.60	157,621	0.23	1.50
ATML	Atmel Corporation	4.020	3.950	3.980	2,294,802	0.030	0.75
ATNI	Atlantic Tele-Network Inc.	50.39	48.90	49.69	25,434	0.14	0.28
ATPG	ATP Oil & Gas Corporation	16.20	15.62	15.93	1,823,718	0.39	2.39
ATRC	AtriCure Inc.	5.940	5.660	5.850	18,403	0.070	1.21
ATRI	ATRION Corporation	138.1	137.0	138.1	2,589	0.7	0.53
ATRM	Aetrium Incorporated	2.660	2.450	2.570	18,389	0.030	1.15
ATRN	ATRINSIC INC	0.9100	0.8300	0.8400	11,676	0.0100	1.18
ATRO	Astronics Corporation	8.140	7.870	8.040	26,322	0.140	1.77
ATSG	Air Transport Services Group Inc	2.600	2.200	2.370	278,236	0.010	0.42
ATSI	ATS Medical Inc.	2.920	2.800	2.850	150,158	0.000	0.00
ATVI	Activision Blizzard Inc	11.56	11.32	11.38	12,281,000	0.19	1.64
ATX	CROSS A T CO	3.870	3.790	3.870	400	0.070	1.84
AUBN	Auburn National Bancorporation Inc.	19.77	19.51	19.72	3,013	0.21	1.05
AUDC	AudioCodes Ltd.	2.630	2.510	2.600	49,592	0.080	3.17
AUTC	AUTOCHINA INTERNATIONAL LIMI	24.98	24.05	24.05	2,437	1.95	7.50
AUTCU	AUTOCHINA INTERNATIONAL LIMITED	40.10	40.10	40.10	100	0.10	0.25
AUTCW	AUTOCHINA INTERNATIONAL LIMI	18.50	17.90	18.00	2,675	0.50	2.70
AUTH	AuthenTec Inc.	2.240	2.150	2.200	41,075	0.020	0.92
AUXL	Auxilium Pharmaceuticals Inc.	35.22	34.68	34.93	332,156	0.07	0.20
AVAV	AeroVironment Inc.	28.51	27.93	28.15	61,006	0.10	0.36
AVCA	Advocat Inc.	6.900	6.380	6.650	5,644	0.140	2.15
AVCT	Avocent Corporation	24.97	24.93	24.97	948,432	0.02	0.08
AVGN	Avigen Inc.	1.540	1.420	1.420	18,239	0.020	1.39
AVGO	Avantgo Inc	15.65	15.31	15.44	423,759	0.13	0.83
AVID	Avid Technology Inc.	11.88	11.54	11.78	138,669	0.09	0.77
AVII	AVI BioPharma Inc.	1.550	1.450	1.460	1,038,007	0.090	5.81
AVNR	Avanir Pharmaceuticals	1.810	1.770	1.810	320,917	0.010	0.56
AVTR	Avatar Holdings Inc.	16.55	16.26	16.27	32,917	0.23	1.39
AWBC	AmericanWest Bancorporation	0.5500	0.3500	0.4600	401,739	0.1200	35.29
AWRE	Aware Inc.	2.340	2.250	2.300	3,910	0.020	0.86
AXAS	Abraxas Petroleum Corporation	2.060	1.880	2.000	381,144	0.060	2.91
AXTI	AXT Inc	2.390	2.250	2.260	248,813	0.140	5.83
AXYS	Axsys Technologies Inc.	54.01	53.98	54.01	168,423	0.00	0.00

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