W. R. Berkley (WRB) 13F-HR/A Quarterly holdings report by institutional manager (amended)

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
Expires:	Oct 31, 2018
Estimated average burden
hours per response:		23.8

COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
HEALTHEQUITY INC	COM	42226A107	281,867	15,394,151	SH		SOLE		15,394,151	0	0
POTASH CORP. OF SASKATCHEWAN INC.	COM	73755L107	37,631	1,088,858	SH		SOLE		1,088,858	0	0
BLACKSTONE MORTGAGE TRU-CLA	COM CL A	09257W100	10,493	387,192	SH		SOLE		387,192	0	0
COLLABRIUM JAPAN ACQUISITION	*W EXP 04/01/201	G2266G110	9	45,225	SH		SOLE		45,225	0	0
VIACOM INC. CL A	CL A	92553P102	23,095	299,902	SH		SOLE		299,902	0	0
HF2 FINANCIAL MANAGEMENT CLA	CL A	40421A104	9,335	897,644	SH		SOLE		897,644	0	0
CAPITOL ACQUISITION CORP 11	COM	14056V105	9,110	928,628	SH		SOLE		928,628	0	0
SLVR EAGL ACQUISITION	COM	827694100	8,841	889,471	SH		SOLE		889,471	0	0
ATHLON ENERGY INC	COM	047477104	7,092	121,785	SH		SOLE		121,785	0	0
URS CORP.	COM	903236107	6,399	111,080	SH		SOLE		111,080	0	0
1ST UNITED BANCORP ONC/NORTH	COM	33740N105	6,210	728,815	SH		SOLE		728,815	0	0
ANNIES INC	COM	03600T104	5,198	113,249	SH		SOLE		113,249	0	0
LEVY ACQUISITION CORP	COM	52748T104	4,658	481,158	SH		SOLE		481,158	0	0
LIN MEDIA LLC-A	CL A COM	532771102	4,466	201,150	SH		SOLE		201,150	0	0
ARGO GROUP INTERNATIONAL	COM	G0464B107	4,061	80,712	SH		SOLE		80,712	0	0
GLOBAL DEFENSE & NATIONAL	COM	37953N108	3,813	371,653	SH		SOLE		371,653	0	0
EINSTEIN NOAH RESTAURANT GRO	COM	28257U104	3,706	183,829	SH		SOLE		183,829	0	0
DISCOVERY COMMUNICATIONS-A	COM SER A	25470F104	3,622	95,810	SH		SOLE		95,810	0	0
ROI ACQUISITION CORP	COM	74966G101	3,314	336,442	SH		SOLE		336,442	0	0
TERRAPIN 3 ACQUISITION CORP	COM CL A	88104P104	3,267	335,817	SH		SOLE		335,817	0	0
FOSTER WHEELER	COM	H27178104	3,030	95,810	SH		SOLE		95,810	0	0
LOEWS CORP.	COM	540424108	2,954	70,900	SH		SOLE		70,900	0	0
AMERICAN REALTY CAPITAL HEAL	COM	02917R108	2,712	258,749	SH		SOLE		258,749	0	0
CARNIVAL PLC (ADS)	ADR	14365C103	2,683	67,162	SH		SOLE		67,162	0	0
GARNERO ACQUISITION GROUP	SHS	G5866L108	2,466	258,714	SH		SOLE		258,714	0	0
CAMBRIDGE CAPITAL ACQ	COM	13215Q106	2,412	248,612	SH		SOLE		248,612	0	0
MERGEWORTHRX CORP	COM	58952R106	2,272	276,086	SH		SOLE		276,086	0	0
LIBERTY GLOBAL PLC A	SHS CL A	G5480U104	1,997	46,948	SH		SOLE		46,948	0	0
NEWS CORP/NEW-CL B-W/I	CL B	65249B208	1,881	116,588	SH		SOLE		116,588	0	0
QUARTET MERGER CORP	COM	747717106	1,649	172,116	SH		SOLE		172,116	0	0
HENNESSY CAPITAL ACQ	COM	425886108	1,632	166,544	SH		SOLE		166,544	0	0
WL ROSS HOLDING CORP	COM SHS	92939D104	1,598	161,563	SH		SOLE		161,563	0	0
TWTY-FRT CNTRY B	CL B	90130A200	1,596	47,905	SH		SOLE		47,905	0	0
1347 CAPITAL CORP	COM	68245V103	1,099	114,984	SH		SOLE		114,984	0	0
SINO MERCURY ACQUISITION COR	UNIT 99/99/9999	82936K201	958	95,810	SH		SOLE		95,810	0	0
COMCAST CORP. CL A	CL A	20030N101	872	16,214	SH		SOLE		16,214	0	0
WL ROSS HOLDING CORP	*W EXP 06/11/201	92939D112	234	285,419	SH		SOLE		285,419	0	0
TERRAPIN 3 ACQUISITION COR A	*W EXP 06/27/201	88104P112	107	335,817	SH		SOLE		335,817	0	0
SILVER EAGLE ACQUISITION	*W EXP 07/26/202	827694118	106	234,860	SH		SOLE		234,860	0	0
HENNESSY CAPITAL ACQ CW19	*W EXP 01/23/201	425886116	87	166,544	SH		SOLE		166,544	0	0
GARNERO GROUP ACQUITION RTS	RIGHT 06/25/2016	G5866L132	72	258,714	SH		SOLE		258,714	0	0
CAMBRIDGE CAPITAL ACQ CW18	*W EXP 12/17/201	13215Q114	69	186,267	SH		SOLE		186,267	0	0
ROI ACQUISITION CORP CW18	*W EXP 09/17/201	74966G119	42	191,240	SH		SOLE		191,240	0	0
1347 CAPITAL CORP RTS	RIGHT 07/21/2016	68245V111	40	114,984	SH		SOLE		114,984	0	0
GARNERO ACQUISITION GROUP CW19	*W EXP 06/24/201	G5866L116	31	258,714	SH		SOLE		258,714	0	0
1347 CAPITAL CORP - CW	*W EXP 07/15/202	68245V129	23	114,984	SH		SOLE		114,984	0	0
CRUMBS BAKE SHOP EQUITY WARRANTS E	*W EXP 05/05/201	228803110	0	190,420	SH		SOLE		190,420	0	0
TIBCO SOFTWARE INC COM	COM	88632Q103	159	47,900	SH	Call	SOLE		47,900	0	0
SHIRE PLC SPONSORED ADR	SPONSORED ADR	82481R106	274	18,200	SH	Call	SOLE		18,200	0	0
INTERMUNE INC COM DELETED	COM	45884X103	0	14,800	SH	Put	SOLE		14,800	0	0
AMERICAN RLTY CAP PPTYS INC COM	COM	02917T104	2	47,800	SH	Call	SOLE		47,800	0	0
AT&T INC COM	COM	00206R102	180	91,300	SH	Put	SOLE		91,300	0	0
WASHINGTON PRIME GROUP INC COM	COM	939647103	8	56,500	SH	Call	SOLE		56,500	0	0
VALLEY NATL BANCORP COM	COM	919794107	2	230,400	SH	Call	SOLE		230,400	0	0
RACKSPACE HOSTING INC COM	COM	750086100	47	23,900	SH	Call	SOLE		23,900	0	0
MEDIA GEN INC COM	COM	584404107	248	19,900	SH	Put	SOLE		19,900	0	0
BURGER KING WORLDWIDE INC COM	COM	121220107	265	47,900	SH	Put	SOLE		47,900	0	0
BREITBURN ENERGY PARTNERS LP COM UT LTD PTN	COM UT LTD PTN	106776107	65	23,500	SH	Put	SOLE		23,500	0	0
BALLY TECHNOLOGIES INC COM	COM	05874B107	935	139,500	SH	Call	SOLE		139,500	0	0
BOLT TECHNOLOGY CORP.	COM	097698104	891	40,610	SH		SOLE		40,610	0	0
CONCUR TECHNOLOGIES INC	COM	206708109	1,205	9,500	SH		SOLE		9,500	0	0
CONCUR TECHNOLOGIES INC COM	COM	206708109	276	50,100	SH	Call	SOLE		50,100	0	0
CONCUR TECHNOLOGIES INC	NOTE 0.500% 6/1	206708AC3	15,000	11,497,000	SH		SOLE		11,497,000	0	0
CONVERSANT INC	COM	21249J105	1,641	47,900	SH		SOLE		47,900	0	0
EL PASO PIPELINE PARTNERS L.P.	COM UNIT LPI	283702108	508	12,638	SH		SOLE		12,638	0	0
FAMILY DOLLAR STORES INC.	COM	307000109	5,550	71,857	SH		SOLE		71,857	0	0
GLIMCHER REALTY TRUST	SH BEN INT	379302102	4,216	311,383	SH		SOLE		311,383	0	0
KINDER MORGAN ENERGY PARTNERS L.P.	UT LTD PARTNER	494550106	762	8,165	SH		SOLE		8,165	0	0
INTERNATIONAL RECTIFIER CORP COM	COM	460254105	229	49,300	SH	Call	SOLE		49,300	0	0
INTL RECTIFIER CORP	COM	460254105	9,161	233,470	SH		SOLE		233,470	0	0
PROTECTIVE LIFE CORP COM	COM	743674103	355	74,000	SH	Call	SOLE		74,000	0	0
PROTECTIVE LIFE CORP.	COM	743674103	12,015	173,104	SH		SOLE		173,104	0	0
OMNIAMERICAN BANCORP INC	COM	68216R107	7,309	281,228	SH		SOLE		281,228	0	0
QR ENERGY LP	UNIT LTD PRTNS	74734R108	466	23,977	SH		SOLE		23,977	0	0
RF MICRO DEVICES INC.	COM	749941100	463	40,121	SH		SOLE		40,121	0	0
TIM HORTONS INC.	COM	88706M103	4,711	59,772	SH		SOLE		59,772	0	0
WILLIAMS PARTNERS L.P.	COM UNIT L P	96950F104	9,625	181,432	SH		SOLE		181,432	0	0
DIRECTV	COM	25490A309	4,144	47,901	SH		SOLE		47,901	0	0
INTERNATIONAL GAME TECHNOLOGY	COM	459902102	1,972	116,900	SH		SOLE		116,900	0	0
ROCKWOOD HOLDINGS INC.	COM	774415103	10,987	143,716	SH		SOLE		143,716	0	0
TIME WARNER CABLE INC.	COM	88732J207	1,375	9,582	SH		SOLE		9,582	0	0
TRW AUTOMOTIVE HOLDINGS CORP.	COM	87264S106	2,076	20,503	SH		SOLE		20,503	0	0
TIME WARNER CABLE INC COM	COM	88732J207	709	109,600	SH	Call	SOLE		109,600	0	0
TRW AUTOMOTIVE HLDGS CORP COM	COM	87264S106	2,051	525,700	SH	Call	SOLE		525,700	0	0
TIME WARNER INC COM NEW	COM NEW	887317303	7	47,800	SH	Call	SOLE		47,800	0	0
FAMILY DLR STORES INC COM	COM	307000109	37	95,800	SH	Call	SOLE		95,800	0	0
SIGMA-ALDRICH CORP.	COM	826552101	5,851	43,020	SH		SOLE		43,020	0	0
SIGMA ALDRICH CORP COM	COM	826552101	165	20,700	SH	Call	SOLE		20,700	0	0
DRESSER-RAND GROUP INC.	COM	261608103	5,371	65,287	SH		SOLE		65,287	0	0
DRESSER-RAND GROUP INC COM	COM	261608103	1,205	144,800	SH	Call	SOLE		144,800	0	0