W.R. Berkley Corporation 4.125% (WRB) 13F-HR Quarterly holdings report by institutional manager

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
7GC & CO HOLDINGS INC	UNIT 12/23/2025	81786A206	1,049	99,390	SH		SOLE		99,390	0	0
ACAMAR PARTNERS ACQSITION CO	CL A	004285102	2,623	234,175	SH		SOLE		234,175	0	0
ACIES ACQUISITION CORP	*W EXP 11/30/202	G0103T113	31	14,436	SH		SOLE		14,436	0	0
ACIES ACQUISITION CORP	CL A	G0103T105	1,024	99,390	SH		SOLE		99,390	0	0
ACKRELL SPAC PARTNERS I CO	UNIT 12/01/2026	00461L204	1,023	99,390	SH		SOLE		99,390	0	0
AEA-BRIDGES IMPACT CORP	SHS CL A	G01046104	3,012	298,170	SH		SOLE		298,170	0	0
AJAX I	*W EXP 10/27/202	G0190X126	41	12,424	SH		SOLE		12,424	0	0
AJAX I	COM	G0190X100	586	49,696	SH		SOLE		49,696	0	0
ALBERTON ACQUISITION CORP	ORD SHS	G35006108	433	37,989	SH		SOLE		37,989	0	0
ALPHA HEALTHCARE ACQUISTN CO	CL A	020751103	2,347	230,686	SH		SOLE		230,686	0	0
ALTIMAR ACQUISITION CORP	UNIT 99/99/9999	G03707125	464	38,441	SH		SOLE		38,441	0	0
ALTITUDE ACQUISITION CORP	UNIT 11/30/2027	02156Y202	514	49,696	SH		SOLE		49,696	0	0
ALUSSA ENERGY ACQUISITION CO	SHS CL A	G0232J101	7,470	742,557	SH		SOLE		742,557	0	0
AMERICAS TECHNOLOGY ACQSN CO	UNIT 99/99/9999	G0404A128	1,788	173,934	SH		SOLE		173,934	0	0
APOLLO STRATEGIC GROWTH CAPT	SHS CL A	G0411R106	3,168	304,233	SH		SOLE		304,233	0	0
ARTIUS ACQUISITION INC	COM CL A	04316G105	1,057	99,390	SH		SOLE		99,390	0	0
ASCENDANT DIGITAL ACQUISITION	COM CL A	G05155109	610	59,482	SH		SOLE		59,482	0	0
ASPIRATIONAL CONSUMER LIFEST	COM	G05436103	1,982	198,780	SH		SOLE		198,780	0	0
ATLANTIC AVE ACQUISITION CORP	COM CL A	04906P101	574	56,855	SH		SOLE		56,855	0	0
ATLAS CREST INVT CORP	UNIT 99/99/9999	049284201	2,621	248,476	SH		SOLE		248,476	0	0
BETTER WORLD ACQUISITION CORP	UNIT 11/15/2027	08772B203	879	79,512	SH		SOLE		79,512	0	0
BOWX ACQUISITION CORP	CL A	103085106	1,275	124,236	SH		SOLE		124,236	0	0
BREEZE HOLDINGS ACQUISITN CO	COM	106762107	7,303	719,540	SH		SOLE		719,540	0	0
BREEZE HOLDINGS ACQUISITN CO	RIGHT 05/23/2022	106762123	42	146,708	SH		SOLE		146,708	0	0
BROADSTONE ACQUISITION CORP	SHS CL A	G1739V100	578	57,557	SH		SOLE		57,557	0	0
BULL HORN HLDGS CORP	UNIT 10/13/2025	G1686P114	1,544	135,679	SH		SOLE		135,679	0	0
BURGUNDY TECHNOLOGY ACQU COR	CL A	G1702T116	4,234	406,712	SH		SOLE		406,712	0	0
CAPITOL INVESTMENT CORP V	UNIT 99/99/9999	14064F209	256	24,847	SH		SOLE		24,847	0	0
CAPSTAR SPL PURP ACQUISITION	COM CL A	14070Y101	2,099	206,749	SH		SOLE		206,749	0	0
CARNEY TECHNOLOGY ACQUISITION CORP	UNIT 12/10/2025	143636207	510	49,695	SH		SOLE		49,695	0	0
CASCADE ACQUISITION CORP	UNIT 99/99/9999	147151203	1,558	149,086	SH		SOLE		149,086	0	0
CBRE ACQUISITION HLDGS INC	UNIT 99/99/9999	12510J205	260	24,848	SH		SOLE		24,848	0	0
CC NEUBERGER PRIN HLDGS II	SHS CL A	G3166T103	5,702	548,236	SH		SOLE		548,236	0	0
CF ACQUISITION CORP IV	UNIT 12/31/2027	12520T201	2,557	248,475	SH		SOLE		248,475	0	0
CF FINANCE ACQUISITION CORP III	UNIT 09/30/2027	12529D207	1,066	99,390	SH		SOLE		99,390	0	0
CHARDAN HEALTHCR ACQSTN 2 CO	COM	15957T107	760	74,542	SH		SOLE		74,542	0	0
CHP MERGER CORP	COM CL A	12558Y106	3,330	324,534	SH		SOLE		324,534	0	0
CHURCHILL CAPITAL CORP II	CL A	17143G106	4,400	425,117	SH		SOLE		425,117	0	0
CHURCHILL CAPITAL CORP IV	CL A	171439102	11,052	1,104,005	SH		SOLE		1,104,005	0	0
CLIMATE CHANGE CRISIS REAL I	UNIT 99/99/9999	18716C209	266	24,848	SH		SOLE		24,848	0	0
COHN ROBBINS HOLDINGS CORP	COM CL A	G23726105	2,919	280,314	SH		SOLE		280,314	0	0
CONCORD ACQUISITION CORP	UNIT 12/28/2025	206071201	1,025	99,390	SH		SOLE		99,390	0	0
CORNER GROWTH ACQUISITION CO	UNIT 01/01/2027	G2425N121	1,039	99,390	SH		SOLE		99,390	0	0
CRESCENT ACQUISITION CORP	COM CL A	22564L105	6,422	614,536	SH		SOLE		614,536	0	0
D8 HOLDINGS CORP	SHS CL A	G2614K110	3,541	348,560	SH		SOLE		348,560	0	0
DD3 ACQUISITION CORP II	UNIT 99/99/9999	23318M209	991	94,420	SH		SOLE		94,420	0	0
DFP HEALTHCARE ACQUISITNS CO	UNIT 03/31/2025	23343Q209	279	24,848	SH		SOLE		24,848	0	0
DISCOVERY INC	COM SER C	25470F302	5,180	197,786	SH		SOLE		197,786	0	0
DPCM CAPITAL INC	UNIT 99/99/9999	23344P200	821	74,544	SH		SOLE		74,544	0	0
DUNE ACQUISITION CORP	UNIT 10/29/2027	265334201	765	74,542	SH		SOLE		74,542	0	0
E. MERGE TECHNOLOGY ACQUISITION	COM CL A	26873Y104	6,053	591,721	SH		SOLE		591,721	0	0
EAST RESOURCES ACQUISITION CO	COM CL A	274681105	3,772	371,600	SH		SOLE		371,600	0	0
EAST STONE ACQUISITION CORP	*W EXP 12/31/202	G2911D116	9	13,791	SH		SOLE		13,791	0	0
EAST STONE ACQUISITION CORP	SHS	G2911D108	2,757	274,373	SH		SOLE		274,373	0	0
EDOC ACQUISITION CORP	CL A	G4000A102	178	17,393	SH		SOLE		17,393	0	0
EQUITY DISTR ACQUISITION COR	COM CL A	29465E106	1,016	99,191	SH		SOLE		99,191	0	0
FALCON CAPITAL ACQUISITN COR	COM CL A	30606L108	314	29,817	SH		SOLE		29,817	0	0
FG NEW AMER ACQUISITION CORP	COM	30259V106	4,778	469,260	SH		SOLE		469,260	0	0
FINTECH ACQUISITION CORP V	UNIT 99/99/9999	31810Q305	530	49,695	SH		SOLE		49,695	0	0
FIRSTMARK HORIZON ACQUISITION	CL A COM	33765Y101	1,054	99,390	SH		SOLE		99,390	0	0
FOLEY TRASIMENE ACQUISTN COR	COM CL A	34431F104	722	64,604	SH		SOLE		64,604	0	0
FORTRESS VALUE ACQUISITION I	UNIT 08/10/2027	349642207	555	49,695	SH		SOLE		49,695	0	0
FOX CORP	CL B COM	35137L204	612	21,182	SH		SOLE		21,182	0	0
FRAZIER LIFESCIENCES ACQUISITION CO	UNIT 12/09/2025	G3710A121	155	14,907	SH		SOLE		14,907	0	0
FTAC OLYMPUS ACQUISITION CORP	CL A SHS	G37288100	1,148	111,415	SH		SOLE		111,415	0	0
FUSION ACQUISITION CORP	CL A	36118H105	1,656	146,549	SH		SOLE		146,549	0	0
GALILEO ACQUISITION CORP	SHS	G3770A102	5,773	565,955	SH		SOLE		565,955	0	0
GLOBIS ACQUISITION CORP	UNIT 11/01/2025	379582208	2,554	248,475	SH		SOLE		248,475	0	0
GO ACQUISITION CORP	COM	362019101	3,292	323,016	SH		SOLE		323,016	0	0
GOLDEN FALCON ACQUISITION CO	UNIT 99/99/9999	38102H208	517	49,694	SH		SOLE		49,694	0	0
GORES HOLDINGS V INC	COM CL A	382864106	1,034	99,390	SH		SOLE		99,390	0	0
GS ACQUISITION HOLDINGS CORP II	COM CL A	36258Q105	542	49,692	SH		SOLE		49,692	0	0
GX ACQUISITION CORP	COM CL A	36251A107	466	42,360	SH		SOLE		42,360	0	0
HIG ACQUISITION CORP	UNIT 99/99/9999	G44898115	1,257	120,559	SH		SOLE		120,559	0	0
HEALTH ASSURANCE ACQUISITION CO	UNIT 99/99/9999	42226W208	548	49,696	SH		SOLE		49,696	0	0
HEALTH SCIENCES ACQ CORP 2	ORD SHS	G4411D109	127	9,939	SH		SOLE		9,939	0	0
HEALTHCARE SERVICES ACQUISITION CORP	UNIT 11/18/2023	42227K203	2,793	273,322	SH		SOLE		273,322	0	0
HIGHCAPE CAPITAL ACQUISITION CORP	COM CL A	42984L105	505	49,692	SH		SOLE		49,692	0	0
HOLICITY INC	COM CL A	435063102	1,005	99,390	SH		SOLE		99,390	0	0
HORIZON ACQUISITION CORP	COM CL A	G46049105	1,685	168,117	SH		SOLE		168,117	0	0
HORIZON ACQUISITION CORP II	SHS CL A	G46044106	1,283	124,236	SH		SOLE		124,236	0	0
HORIZON ACQUISITION CORP II	UNIT 99/99/9999	G46044122	209	19,422	SH		SOLE		19,422	0	0
HPX CORP	SHS CL A	G32219100	996	99,390	SH		SOLE		99,390	0	0
HUDSON EXECUTIVE INVT CORP	COM CL A	443761101	3,260	301,541	SH		SOLE		301,541	0	0
IG ACQUISITION CORP	COM CL A	449534106	2,091	206,432	SH		SOLE		206,432	0	0
INDUSTRIAL TECH ACQU INC	COM CL A	456357102	3,627	357,635	SH		SOLE		357,635	0	0
INSU ACQUISITION CORP III	UNIT 12/31/2026	457817302	446	42,157	SH		SOLE		42,157	0	0
ION ACQUISITION CORP 1 LTD	SHS CL A	G49392106	466	39,583	SH		SOLE		39,583	0	0
JAWS SPITFIRE ACQUISITION CO	UNIT 99/99/9999	G50740128	439	39,576	SH		SOLE		39,576	0	0
JIYA ACQUISITION CORP	COM CL A	47760M102	512	49,695	SH		SOLE		49,695	0	0
KINGSWOOD ACQUISITION CORP	UNIT 99/99/9999	496861204	775	74,544	SH		SOLE		74,544	0	0
KINS TECHNOLOGY GROUP INC	UNIT 10/14/2025	49714K208	511	49,696	SH		SOLE		49,696	0	0
LANDCADIA HOLDINGS III INC	COM CL A	51476H100	3,125	298,170	SH		SOLE		298,170	0	0
LGL SYSTEMS ACQUISITION CORP	COM CL A	50201G106	4,717	466,075	SH		SOLE		466,075	0	0
LIBERTY GLOBAL PLC	SHS CL C	G5480U120	469	19,824	SH		SOLE		19,824	0	0
LIFESCI ACQUISITION II CORP	COM	53229E103	530	49,695	SH		SOLE		49,695	0	0
LIONHEART ACQUISITION CORP I	COM CL A	53625R104	2,004	198,780	SH		SOLE		198,780	0	0
LIV CAP ACQUISITION CORP	CL A	G5510C108	1,497	147,995	SH		SOLE		147,995	0	0
LIVE OAK ACQUISITION CORP II	UNIT 99/99/9999	53804W205	539	49,697	SH		SOLE		49,697	0	0
LUX HEALTH TECH ACQUISITION	UNIT 11/30/2027	55068A209	571	49,695	SH		SOLE		49,695	0	0
MARQUEE RAINE ACQUISITION CO	UNIT 12/01/2025	G58442115	215	19,880	SH		SOLE		19,880	0	0
MEDTECH ACQUISITION CORP	UNIT 12/18/2025	58507N204	261	24,847	SH		SOLE		24,847	0	0
MONTES ARCHIMEDES ACQUISITION	UNIT 09/30/2025	612657205	1,320	125,728	SH		SOLE		125,728	0	0
MOTIVE CAPITAL CORP	UNIT 99/99/9999	G6293A129	524	49,695	SH		SOLE		49,695	0	0
MUDRICK CAPITAL ACQUISITION CORP II	UNIT 99/99/9999	62477L206	1,025	99,390	SH		SOLE		99,390	0	0
NATURAL ORDER ACQUISITION CORP	UNIT 99/99/9999	63889L206	2,157	198,780	SH		SOLE		198,780	0	0
NAVSIGHT HLDGS INC	CL A	639358100	1,492	149,086	SH		SOLE		149,086	0	0
NEW BEGINNINGS ACQUISITION CO	COM	64222H100	1,801	179,520	SH		SOLE		179,520	0	0
NEWHOLD INVESTMENT CORP	COM CL A	651448102	2,985	298,170	SH		SOLE		298,170	0	0
NEXTGEN ACQUISITION CORP	CL A	G65305107	1,501	149,085	SH		SOLE		149,085	0	0
NORTH MOUNTAIN MERGER CORP	COM CL A	661204107	308	29,818	SH		SOLE		29,818	0	0
ONE	UNIT 99/99/9999	G7000X113	113	9,941	SH		SOLE		9,941	0	0
OSPREY TECHNOLOGY AQUISITION CO	COM CL A	68839R104	1,421	135,698	SH		SOLE		135,698	0	0
OTR ACQUISITION CORP	UNIT 10/01/2025	67113Q204	2,867	273,274	SH		SOLE		273,274	0	0
PERIDOT ACQUISITION CORP	SHS CL A	G7008A115	1,331	128,512	SH		SOLE		128,512	0	0
PERIPHAS CAPITAL PARTNERING	UNIT 99/99/9999	713895209	519	19,876	SH		SOLE		19,876	0	0
PETRA ACQUISITION INC	COM	716421102	1,020	101,477	SH		SOLE		101,477	0	0
PRIME IMPACT ACQUISITION I	SHS CL A	G61074103	502	49,695	SH		SOLE		49,695	0	0
PROPERTY SOLUTIONS ACQUISITION	COM	74348Q108	6,103	610,311	SH		SOLE		610,311	0	0
PROPTECH INVESTMENT CORP II	UNIT 99/99/9999	743497208	1,057	99,390	SH		SOLE		99,390	0	0
PTK ACQUISITION CORP	COM	69375F108	5,192	512,057	SH		SOLE		512,057	0	0
RECHARGE ACQUISITION CORP	COM CL A	756229100	1,266	124,238	SH		SOLE		124,238	0	0
REDBALL ACQUISITION CORP	COM CL A	G7417R105	2,731	250,806	SH		SOLE		250,806	0	0
REINVENT TECHNOLOGY PARTNERS	CL A	G7483N129	1,035	89,452	SH		SOLE		89,452	0	0
REINVENT TECHNOLOGY PARTNERS	UNIT 99/99/9999	G74847123	226	19,880	SH		SOLE		19,880	0	0
REPLAY ACQUISITION CORP	COM	G75130107	5,871	564,566	SH		SOLE		564,566	0	0
REVOLUTION ACCELERATION ACQUISITION CO	UNIT 12/01/2025	76156P205	517	49,695	SH		SOLE		49,695	0	0
RMG ACQUISITION CORP II	UNIT 12/09/2025	G76083115	111	9,939	SH		SOLE		9,939	0	0
ROMAN DBDR TECH ACQUISITION	COM CL A	77584N101	6,662	658,908	SH		SOLE		658,908	0	0
SANDBRIDGE ACQUISITION CORP	COM CL A	799793104	1,099	108,040	SH		SOLE		108,040	0	0
SARISSA CAPITAL ACQUISITION CO	UNIT 10/23/2027	G7823W128	1,059	99,390	SH		SOLE		99,390	0	0
SC HEALTH CORP	COM CL A	G78516203	8,611	840,098	SH		SOLE		840,098	0	0
SCION TECH GROWTH I	UNIT 12/17/2025	G31067120	1,026	99,390	SH		SOLE		99,390	0	0
SEAPORT GLOBAL ACQUISITION CORP	UNIT 99/99/9999	812227205	1,346	128,760	SH		SOLE		128,760	0	0
SENIOR CONNECT ACQUISITION CORP	UNIT 12/09/2023	81723H207	256	24,848	SH		SOLE		24,848	0	0
SEVEN OAKS ACQUISITION CORP	UNIT 12/18/2025	81787X205	6,064	585,904	SH		SOLE		585,904	0	0
SOCIAL CAPITAL HEDOSOPHA HLD VI	SHS CL A	G8251L105	2,439	198,314	SH		SOLE		198,314	0	0
SOCIAL CAPITAL HEDOSOPHA HLD	SHS CL A	G82514103	764	55,843	SH		SOLE		55,843	0	0
SOCIAL CAPITAL HEDOSOPHA HLD V	SHS CL A	G8252P105	2,186	175,709	SH		SOLE		175,709	0	0
SOFTWARE ACQUISITION GROUP INC I	COM CL A	83407F101	3,980	400,025	SH		SOLE		400,025	0	0
SOFTWARE ACQUISITION GROUP INC	UNIT 99/99/9999	83407F200	374	35,117	SH		SOLE		35,117	0	0
SPARTACUS ACQUISITION CORP	CL A	84677L109	3,050	303,091	SH		SOLE		303,091	0	0
SPARTAN ACQUISITION CORP II	UNIT 99/99/9999	846775203	806	74,542	SH		SOLE		74,542	0	0
SPORTS ENTERTAINMENT ACQUISITION CO	COM CL A	84918M106	2,112	208,720	SH		SOLE		208,720	0	0
SPRING VALLEY ACQUISITION CORP	UNIT 11/11/2025	G8377A116	1,253	118,737	SH		SOLE		118,737	0	0
STARBOARD VALUE ACQUISITION CO	COM CL A	85521J109	3,595	346,967	SH		SOLE		346,967	0	0
SUSTAINABLE OPPORTUNITIES ACQUISITION CO	ORD SHS A	G8598Y109	3,002	278,976	SH		SOLE		278,976	0	0
THAYER VENTURES ACQUISITION CORP	UNIT 01/01/2030	88332T209	521	49,696	SH		SOLE		49,696	0	0
TIGA ACQUISITION CORP	UNIT 99/99/9999	G88672129	526	49,696	SH		SOLE		49,696	0	0
TORTOISE ACQUISITION CORP II	COM CL A	G89554102	212	19,880	SH		SOLE		19,880	0	0
TPG PACE TECH OPPORTUNITIES	*W EXP 10/09/202	G8990Y129	21	9,939	SH		SOLE		9,939	0	0
TPG PACE TECH OPPORTUNITIES	CL A COM	G8990Y103	552	49,695	SH		SOLE		49,695	0	0
TREBIA ACQUISITION CORP	COM CL A	G9027T109	1,072	99,390	SH		SOLE		99,390	0	0
TREPONT ACQUISITION CORP I	UNIT 99/99/9999	G9095M119	721	69,574	SH		SOLE		69,574	0	0
TWC TECH HOLDINGS II CORP	COM	90117G105	523	49,695	SH		SOLE		49,695	0	0
UNION ACQUISITION CORP II	SHS	G9402Q100	6,889	662,437	SH		SOLE		662,437	0	0
VESPER HEALTHCARE ACQUISITION CORP	COM CL A	92538T104	392	34,698	SH		SOLE		34,698	0	0
VIVEON HEALTH ACQUISITION CO	UNIT 99/99/9999	92853V205	3,062	298,170	SH		SOLE		298,170	0	0
VPC IMPACT ACQUISITION HOLDING	SHS CL A	G9441E100	1,002	99,390	SH		SOLE		99,390	0	0
VY GLOBAL GROWTH	UNIT 99/99/9999	G9444H126	535	49,695	SH		SOLE		49,695	0	0
ZANITE ACQUISITION CORP	UNIT 10/08/2025	98907K202	3,829	364,023	SH		SOLE		364,023	0	0
WR BERKLEY CORP	COM	084423102	2,172	32,703	SH		SOLE		32,703	0	0
CINCINNATI FINANCIAL CORP	COM	172062101	24,027	275,000	SH		SOLE		275,000	0	0
KRAFT HEINZ	COM	500754106	43,325	1,250,000	SH		SOLE		1,250,000	0	0
OLD REPUBLIC INTERNATIONAL CORP	COM	680223104	5,236	265,632	SH		SOLE		265,632	0	0
ENBRIDGE INC	COM	29250N105	63,970	1,999,672	SH		SOLE		1,999,672	0	0
EXXON MOBIL CORP	COM	30231G102	12,723	308,650	SH		SOLE		308,650	0	0
KINDER MORGAN INC	COM	49456B101	82,020	6,000,000	SH		SOLE		6,000,000	0	0
NUTRIEN LTD	COM	67077M108	21,050	437,080	SH		SOLE		437,080	0	0
VERIZON COMMUNICATIONS INC	COM	92343V104	9,263	157,666	SH		SOLE		157,666	0	0
AXIS CAPITAL HOLDINGS LTD	COM	G0692U109	43,478	862,836	SH		SOLE		862,836	0	0