Berkley W R Corp.

Greenwich, CT 5 processed 13Fs on this site, 2025 Q3 to 2026 Q2

$2.1B
264 holdings
2026 Q2
+12.7% QoQ
Top 5 30.5%

Berkley W R's biggest moves in 2026 Q2 were opening Microsoft and Nvidia, adding to Fact II Acquisition and Crown Resv Acquisition, trimming Churchill Capital Corporation IX and Lionheart, and selling out of West Pharmaceutical and Global Indemnity Group.

Portfolio

2026 Q2, filed 8/14/2026, top 12 of 264 holdings

Top 5 30.5%, top 10 39.5%

AUM over time

2026 Q2 $2.1B +12.7% QoQ

Q3 2025

Q1 2026

Latest book

2026 Q2 2026 Q1, filed 14 Aug, long equity only

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EPD, Enterprise Products Partners	11.96%	Hold	6,825,000	$36.76	$251M	—	—
ET, Energy Transfer	7.52%	Hold	8,250,000	$19.12	$158M	—	—
KMI, Kinder Morgan	4.32%	Hold	2,837,206	$31.97	$91M	—	—
PAA, Plains All American Pipeline	3.38%, was 3.22%	Add +18.6%	3,184,307	$22.26	$71M	+500,000	+$11M
ON, ON Semiconductor	3.30%	Hold	731,118	$94.54	$69M	—	—
MSFT, Microsoft	2.66%	New	149,400	$373.02	$56M	+149,400	+$56M
PGR, Progressive	2.16%	Hold	207,589	$218.45	$45M	—	—
Agriculture & Natural Sol Acq	1.77%, was 1.59%	Add +24.3%	3,265,181	$11.35	$37M	+638,649	+$7.4M
NVDA, Nvidia	1.19%	New	124,800	$200.09	$25M	+124,800	+$25M
Roman Dbdr Acquisition	1.14%, was 1.01%	Add +26.4%	2,276,587	$10.54	$24M	+475,757	+$5.1M
TSM, Taiwan Semiconductor	1.13%	New	49,700	$477.57	$24M	+49,700	+$24M
PFE, Pfizer	1.11%	New	965,537	$24.08	$23M	+965,537	+$23M
Inflection PT Acquisition	1.09%, was 0.97%	Add +25.0%	2,211,677	$10.32	$23M	+442,054	+$4.7M
TSLA, Tesla	1.00%	New	50,000	$420.60	$21M	+50,000	+$21M
Silverbox Corporation IV	0.99%, was 0.87%	Add +27.4%	1,930,127	$10.81	$21M	+415,554	+$4.7M
Eqv Ventures Ac Corporation II	0.91%	Add +1.6%	1,880,883	$10.18	$19M	+29,408	+$466K
Launch One Acquisition	0.87%, was 0.86%	Add +12.6%	1,675,043	$10.86	$18M	+187,918	+$2.3M
Kochav Defense Acqui	0.84%	Hold	1,690,352	$10.37	$18M	—	—
Yorkville Acquisition	0.80%	Hold	1,645,570	$10.21	$17M	—	—
Globa Terra Acquisition Cor	0.77%, was 0.58%	Add +47.0%	1,561,028	$10.31	$16M	+498,843	+$5.2M
M3brigade Acquisition	0.74%, was 0.56%	Add +48.4%	1,429,725	$10.83	$15M	+466,050	+$5.1M
Cantor Equity Partners	0.73%, was 0.69%	Add +18.2%	1,444,647	$10.63	$15M	+222,210	+$2.5M
JOE, St Joe	0.63%	Hold	209,542	$62.63	$13M	—	—
Gigcapital8	0.62%	Hold	1,289,470	$10.06	$13M	—	—
Berto Acquisition	0.61%, was 1.00%	Reduce −32.7%	1,225,999	$10.49	$13M	−596,599	−$5.8M
ARM, Armada Acquisition Corporation II	0.61%	Hold	1,233,735	$10.42	$13M	—	—
CCK, Crown Resv Acquisition	0.59%, was 0.24%	Add +169.5%	1,217,433	$10.11	$12M	+765,710	+$7.8M
Fact II Acquisition	0.58%, was 0.18%	Add +254.3%	1,153,140	$10.63	$12M	+827,695	+$8.8M
Holding	0.58%, was 0.36%	Add +82.8%	1,179,542	$10.38	$12M	+534,113	+$5.6M
AMZN, Amazon	0.57%	New	50,000	$238.34	$12M	+50,000	+$12M
K&F Growth Acquisition	0.57%	Add +4.6%	1,124,156	$10.56	$12M	+49,301	+$660K
Hennessy Cap Investment Corporation VII	0.55%, was 0.41%	Add +51.2%	1,101,473	$10.45	$12M	+372,814	+$4M
Quartzsea Acquisition	0.55%, was 0.23%	Add +169.8%	1,094,190	$10.51	$12M	+688,641	+$7.3M
Copley Acquisition	0.54%	Add +5.5%	1,084,469	$10.43	$11M	+56,845	+$711K
Holding	0.53%	Add +8.1%	1,060,952	$10.50	$11M	+79,856	+$937K
Jackson Acquisition Co. II	0.47%, was 0.24%	Add +115.6%	927,836	$10.64	$9.9M	+497,474	+$5.3M
FG Imperii Acquisition	0.47%	Hold	992,100	$9.93	$9.9M	—	—
Charlton Aria Acquisition	0.45%	Hold	878,975	$10.79	$9.5M	—	—
Xsolla Spac 1	0.44%	Hold	920,190	$9.93	$9.1M	—	—
Launch Two Acquisition	0.43%	Add +3.8%	847,934	$10.72	$9.1M	+31,217	+$416K
Quantumsphere Acquisition	0.43%, was 0.28%	Add +73.3%	881,402	$10.22	$9M	+372,862	+$3.9M
RF Acquisition Corporation II	0.43%	Add +6.3%	814,851	$11.02	$9M	+48,426	+$614K
Soulpower Acquisition	0.43%	Hold	866,764	$10.35	$9M	—	—
AIG, American International Group	0.42%, was 0.25%	Add +77.6%	747,779	$11.82	$8.8M	+326,620	+$4.3M
Gigcapital9	0.42%	Hold	882,431	$9.94	$8.8M	—	—
Sizzle Acquisition Corporation II	0.42%, was 0.22%	Add +112.6%	843,448	$10.37	$8.7M	+446,680	+$4.7M
Melar Acquisition	0.42%, was 0.58%	Reduce −20.3%	795,916	$10.94	$8.7M	−203,047	−$2.1M
Siddhi Acquisition	0.41%, was 0.26%	Add +74.6%	826,986	$10.40	$8.6M	+353,368	+$3.7M
Plum Acquisition Corporation IV	0.41%	Add +0.2%	805,592	$10.66	$8.6M	+1,400	+$95K
Dynamix	0.40%, was 0.44%	Reduce −1.9%	775,489	$10.79	$8.4M	−15,014	+$91K
Digital Asset Acquisition	0.39%	Add +4.1%	792,787	$10.38	$8.2M	+31,456	+$433K
Cantor Equity Partners	0.39%	Hold	792,962	$10.31	$8.2M	—	—
Titan Acquisition	0.39%, was 0.27%	Add +56.9%	778,984	$10.41	$8.1M	+282,584	+$3M
Praetorian Acquisition	0.38%	Hold	795,690	$9.92	$7.9M	—	—
Spacsphere Acquisition	0.37%, was 0.30%	Add +34.1%	768,983	$9.98	$7.7M	+195,633	+$2M
Holding	0.36%	Hold	731,506	$10.31	$7.5M	—	—
Holding	0.35%, was 0.26%	Add +47.7%	683,233	$10.75	$7.3M	+220,738	+$2.4M
Procap Acquisition	0.34%, was 0.23%	Add +63.7%	700,182	$10.30	$7.2M	+272,445	+$2.9M
Lakeshore Acquisition III	0.34%, was 0.17%	Add +121.2%	687,425	$10.44	$7.2M	+376,629	+$4M
Collective Acquisition	0.34%	Add +5.4%	683,778	$10.43	$7.1M	+34,818	+$428K
VZ, Verizon	0.32%	Hold	157,666	$42.34	$6.7M	—	—
Chenghe Acquisition III	0.31%	Add +12.8%	643,849	$10.16	$6.5M	+73,239	+$790K
Holding	0.31%	Hold	646,456	$9.98	$6.5M	—	—
Tavia Acquisition	0.29%, was 0.12%	Add +152.8%	548,331	$10.98	$6M	+331,470	+$3.7M
K2 Cap Acquisition	0.28%	Hold	596,880	$9.95	$5.9M	—	—
Xflh Cap	0.27%	Hold	571,683	$9.97	$5.7M	—	—
Ocean Cap Acquisition	0.27%	New	556,013	$10.23	$5.7M	+556,013	+$5.7M
Aldel Financial II	0.27%	Add +10.3%	523,423	$10.69	$5.6M	+48,713	+$580K
Breeze Acquisition Corporation II	0.26%	New	557,070	$9.91	$5.5M	+557,070	+$5.5M
Cayson Acquisition	0.26%	Hold	497,282	$11.08	$5.5M	—	—
Bold Eagle Acquisition	0.26%	Hold	508,724	$10.68	$5.4M	—	—
Holding	0.26%	Hold	525,621	$10.30	$5.4M	—	—
Gp-Act III Acquisition	0.26%, was 0.49%	Reduce −41.3%	497,064	$10.89	$5.4M	−349,759	−$3.8M
Suma Acquisition	0.26%	New	546,810	$9.87	$5.4M	+546,810	+$5.4M
Holding	0.26%	New	540,732	$9.97	$5.4M	+540,732	+$5.4M
Thayer Ventures Acq Corporation II	0.26%	Add +11.8%	518,020	$10.34	$5.4M	+54,629	+$609K
Range Cap Acquisition	0.25%, was 0.33%	Reduce −13.8%	497,293	$10.68	$5.3M	−79,788	−$763K
Holding	0.25%	Hold	518,564	$10.00	$5.2M	—	—
Gores	0.24%	Hold	492,370	$10.43	$5.1M	—	—
Flag Ship Acquisition	0.24%	Add +3.5%	449,489	$11.10	$5M	+15,069	+$243K
Holding	0.24%	New	496,600	$9.93	$4.9M	+496,600	+$4.9M
Holding	0.23%	New	497,000	$9.91	$4.9M	+497,000	+$4.9M
Holding	0.23%	Hold	475,872	$10.31	$4.9M	—	—
NMP Acquisition	0.23%	Add +5.7%	470,664	$10.26	$4.8M	+25,360	+$305K
Wintergreen Acquisition	0.23%	Add +7.7%	460,136	$10.41	$4.8M	+33,025	+$404K
Oceanhawk Acquisition	0.22%	New	472,530	$9.90	$4.7M	+472,530	+$4.7M
Holding	0.21%	Hold	447,006	$9.96	$4.5M	—	—
Mountain Lake Acquisit	0.21%	Hold	447,794	$9.93	$4.4M	—	—
Aldabra 4 Lqdty Opp Veh	0.21%	Hold	446,445	$9.94	$4.4M	—	—
Shreya Acquisition Group	0.21%	New	447,352	$9.89	$4.4M	+447,352	+$4.4M
Uy Scuti Acquisition	0.21%	Hold	407,586	$10.68	$4.4M	—	—
Oxley Bridge Acq	0.21%	Hold	424,660	$10.22	$4.3M	—	—
Holding	0.20%	Hold	415,865	$10.28	$4.3M	—	—
Renatus Tactical Acquis	0.20%	Hold	403,883	$10.48	$4.2M	—	—
Egh Acquisition	0.20%, was 0.06%	Add +282.5%	409,369	$10.30	$4.2M	+302,332	+$3.1M
Cambridge Acquisition	0.20%	Hold	424,998	$9.91	$4.2M	—	—
United Acquisition	0.20%	Hold	422,792	$9.94	$4.2M	—	—
Artius II Acquisition	0.20%	Hold	396,960	$10.48	$4.2M	—	—
SC II Acquisition	0.20%	Hold	412,893	$10.04	$4.1M	—	—
Holding	0.19%	Hold	396,106	$10.14	$4M	—	—
HCM III Acquisition	0.19%	Hold	388,407	$10.28	$4M	—	—
Jab Acquisition	0.19%	New	397,720	$10.03	$4M	+397,720	+$4M
Aa Mission Acquisition	0.19%	Hold	392,235	$10.16	$4M	—	—
D Boral Acquisition	0.19%	Hold	397,720	$9.97	$4M	—	—
Proem Acquisition	0.19%	New	397,720	$9.94	$4M	+397,720	+$4M
TRG Latin Amer Acquis	0.19%	New	397,600	$9.90	$3.9M	+397,600	+$3.9M
Stellar V Cap	0.19%, was 0.15%	Add +43.8%	371,377	$10.52	$3.9M	+113,069	+$1.2M
Black Hawk Acquisition	0.19%	Add +1.8%	314,797	$12.36	$3.9M	+5,663	+$296K
GSR V Acquisition	0.19%	New	387,193	$10.03	$3.9M	+387,193	+$3.9M
Galata Acquisition Corporation II	0.18%	Hold	371,961	$10.11	$3.8M	—	—
Yhn Acquisition	0.18%	Hold	335,896	$10.94	$3.7M	—	—
Eureka Acquisition	0.17%	Hold	315,488	$11.44	$3.6M	—	—
Holding	0.17%	Hold	347,036	$10.00	$3.5M	—	—
Holding	0.16%	Add +18.2%	322,658	$10.69	$3.4M	+49,708	+$561K
Highview Merger	0.16%	Hold	333,856	$10.15	$3.4M	—	—
AI Infrastructure Acquisi	0.16%	Add 0.0%	330,314	$10.23	$3.4M	+20	+$66K
RF Acquisition Corporation III	0.16%	Hold	333,057	$9.91	$3.3M	—	—
ILMN, Illumination Acquisitio	0.15%	New	323,049	$9.90	$3.2M	+323,049	+$3.2M
Emmis Acquisition	0.15%	Hold	309,478	$10.11	$3.1M	—	—
Ribbon Acquisition	0.15%	Add 0.0%	297,592	$10.50	$3.1M	+3	$—
Rithm Acquisition	0.15%	Hold	298,200	$10.46	$3.1M	—	—
Holding	0.15%	Hold	297,570	$10.32	$3.1M	—	—
Holding	0.15%	Hold	298,440	$10.25	$3.1M	—	—
GSR IV Acquisition	0.14%	Hold	297,598	$10.16	$3M	—	—
Futurecrest Acquisition	0.14%	Hold	291,974	$10.30	$3M	—	—
Columbus Acquisition	0.14%	Add +12.7%	282,122	$10.65	$3M	+31,863	+$377K
Indigo Acquisition	0.14%, was 0.08%	Add +96.9%	293,030	$10.25	$3M	+144,215	+$1.5M
Kensington Cap Acquisition	0.14%	New	298,232	$10.07	$3M	+298,232	+$3M
Holding	0.14%	Hold	297,620	$10.08	$3M	—	—
Pono Cap Four	0.14%	New	298,260	$9.96	$3M	+298,260	+$3M
Holding	0.14%	Hold	298,440	$9.93	$3M	—	—
Calisa Acquisition	0.14%, was 0.11%	Add +47.7%	290,563	$10.15	$2.9M	+93,847	+$981K
CH4 Natural Solutions	0.14%	New	297,960	$9.85	$2.9M	+297,960	+$2.9M
Holding	0.14%, was 0.11%	Add +40.9%	281,174	$10.42	$2.9M	+81,630	+$871K
Arc Group Acquisition	0.13%	New	285,833	$9.88	$2.8M	+285,833	+$2.8M
RMG ML Sports	0.13%	New	273,433	$9.99	$2.7M	+273,433	+$2.7M
Black Spade Acquisition III	0.13%	Hold	273,849	$9.95	$2.7M	—	—
Holding	0.13%	Hold	265,211	$10.12	$2.7M	—	—
Wen Acquisition	0.13%	Hold	259,931	$10.29	$2.7M	—	—
Trailblazer Acquisition	0.13%	Hold	261,006	$10.12	$2.6M	—	—
Holding	0.13%, was 0.49%	Reduce −71.6%	248,616	$10.61	$2.6M	−625,795	−$6.5M
BTC Development	0.12%	Hold	260,103	$10.06	$2.6M	—	—
Iron Dome Acquisition	0.12%	New	256,800	$10.10	$2.6M	+256,800	+$2.6M
Jena Acquisition Corporation II	0.12%	Hold	247,850	$10.36	$2.6M	—	—
Holding	0.12%	Hold	250,000	$10.20	$2.6M	—	—
Lightwave Acquisition	0.12%	Hold	248,050	$10.25	$2.5M	—	—
Gores Holdings XI	0.12%	New	248,552	$10.14	$2.5M	+248,552	+$2.5M
Holding	0.12%	Hold	247,775	$10.14	$2.5M	—	—
Willow Lane Acquisition CRP	0.12%	New	245,700	$10.22	$2.5M	+245,700	+$2.5M
White Pearl Acquisition	0.12%	Hold	248,700	$10.02	$2.5M	—	—
Iron Horse Acquisit II	0.12%	Hold	247,850	$10.03	$2.5M	—	—
Ampercap Acquisition	0.12%	New	247,605	$10.03	$2.5M	+247,605	+$2.5M
Holding	0.12%	Hold	248,000	$10.01	$2.5M	—	—
Meshflow Acquisition	0.12%	Hold	247,899	$10.01	$2.5M	—	—
X3 Acquisition	0.12%	Hold	248,026	$9.99	$2.5M	—	—
Apex Tech Acquisition	0.12%	New	248,500	$9.95	$2.5M	+248,500	+$2.5M
Galaxyedge Acquisition	0.12%	New	248,525	$9.94	$2.5M	+248,525	+$2.5M
Muzero Acquisition	0.12%	Hold	248,700	$9.93	$2.5M	—	—
Holding	0.12%	Hold	248,700	$9.92	$2.5M	—	—
Holding	0.12%	New	248,540	$9.92	$2.5M	+248,540	+$2.5M
Holding	0.12%	Hold	247,924	$9.94	$2.5M	—	—
M3-Brigade Acquisition VI	0.12%	Hold	242,244	$10.13	$2.5M	—	—
Legato Merger Corporation IV	0.12%	Hold	244,881	$9.92	$2.4M	—	—
Graf Global	0.12%, was 0.17%	Reduce −26.1%	223,937	$10.83	$2.4M	−79,182	−$821K
Holding	0.11%	Hold	223,645	$10.71	$2.4M	—	—
Helix Acquisition Corporation III	0.11%	Hold	223,830	$10.60	$2.4M	—	—
GBTC, Grayscale Bitcoin Trust	0.11%	Hold	228,781	$10.00	$2.3M	—	—
Aperture Ac	0.11%	New	228,779	$9.90	$2.3M	+228,779	+$2.3M
Cartesian Growth Corporation IV	0.11%	New	225,000	$10.00	$2.3M	+225,000	+$2.3M
Championsgate Acquisition	0.10%	Hold	209,151	$10.41	$2.2M	—	—
Lionheart	0.10%, was 0.53%	Reduce −78.3%	198,776	$10.77	$2.1M	−718,197	−$7.7M
Viking Acquisition	0.10%, was 0.13%	Reduce −16.1%	208,034	$10.22	$2.1M	−39,841	−$349K
Gesher Acquisition Corporation II	0.10%, was 0.09%	Add +24.2%	203,379	$10.45	$2.1M	+39,583	+$428K
Starry Sea Acquisition	0.10%, was 0.09%	Add +23.0%	203,371	$10.24	$2.1M	+38,013	+$406K
Holding	0.10%	Hold	198,840	$10.40	$2.1M	—	—
DT Cloud Star Acquisition	0.10%, was 0.08%	Add +35.7%	179,837	$11.26	$2M	+47,336	+$551K
Holding	0.10%	Hold	198,320	$10.09	$2M	—	—
Burtech Acquisition Corporation II	0.10%	New	198,940	$10.05	$2M	+198,940	+$2M
Disciplined Growth	0.10%	New	198,760	$10.04	$2M	+198,760	+$2M
Safeguard Acquisition	0.10%	Hold	198,260	$10.06	$2M	—	—
Holding	0.09%	New	198,858	$10.01	$2M	+198,858	+$2M
Krakacquisition	0.09%	Hold	198,960	$10.00	$2M	—	—
Iris Acquisition Corporation II	0.09%	Hold	198,960	$9.99	$2M	—	—
Holding	0.09%	New	198,840	$10.00	$2M	+198,840	+$2M
Vine Hill Cap Investments Corporation II	0.09%	Hold	198,339	$9.98	$2M	—	—
ARM, Armada Acquisition Corporation III	0.09%	Hold	198,800	$9.95	$2M	—	—
Ithax Acquisition Corporation III	0.09%	Hold	198,200	$9.98	$2M	—	—
Holding	0.09%	New	198,860	$9.94	$2M	+198,860	+$2M
Holding	0.09%	New	198,610	$9.95	$2M	+198,610	+$2M
IREN, Irenic Acquisition	0.09%	New	197,739	$9.99	$2M	+197,739	+$2M
Collective Acquisition	0.09%	New	198,920	$9.90	$2M	+198,920	+$2M
Holding	0.09%, was 0.11%	Reduce −4.2%	189,997	$10.34	$2M	−8,303	−$44K
Blueport Acquisition	0.09%, was 0.05%	Add +93.3%	192,279	$10.13	$1.9M	+92,818	+$951K
Aeon Acquisition	0.09%	New	188,860	$10.10	$1.9M	+188,860	+$1.9M
Bayview Acquisition	0.09%	Add +0.3%	149,584	$12.14	$1.8M	+399	+$37K
Otg Acquisition	0.08%	Hold	173,740	$10.16	$1.8M	—	—
Columbus Circle Cap Corporation II	0.08%, was 0.11%	Reduce −12.5%	173,975	$10.13	$1.8M	−24,883	−$192K
Miluna Acquisition	0.08%	Hold	171,150	$10.11	$1.7M	—	—
Maywood Acquisition Corporation 2	0.08%	New	174,090	$9.88	$1.7M	+174,090	+$1.7M
Holding	0.08%, was 0.06%	Add +56.2%	156,170	$10.63	$1.7M	+56,170	+$607K
Abony Acquisition	0.08%	New	160,095	$9.90	$1.6M	+160,095	+$1.6M
Holding	0.07%	Hold	148,830	$10.41	$1.5M	—	—
Bain Cap GSS Investment	0.07%	Hold	149,955	$10.27	$1.5M	—	—
Pioneer Acquisition	0.07%	Hold	148,726	$10.21	$1.5M	—	—
Holding	0.07%	New	149,100	$10.13	$1.5M	+149,100	+$1.5M
Hall Chadwick Acquisition	0.07%	Add +0.8%	149,895	$10.04	$1.5M	+1,200	+$28K
Holding	0.07%	New	149,130	$10.09	$1.5M	+149,130	+$1.5M
Lafayette Acquisition	0.07%	Hold	148,800	$10.08	$1.5M	—	—
Holding	0.07%	Hold	149,040	$10.03	$1.5M	—	—
Holding	0.07%	Hold	149,026	$10.04	$1.5M	—	—
Dynamix Corporation III	0.07%	Hold	148,786	$9.99	$1.5M	—	—
Leapfrog Acquisition	0.07%	Hold	148,710	$9.99	$1.5M	—	—
WST, West Enclave Merger	0.07%	New	149,130	$9.92	$1.5M	+149,130	+$1.5M
Holding	0.07%	New	149,160	$9.90	$1.5M	+149,160	+$1.5M
Patriot Acquisition	0.07%	New	142,684	$9.99	$1.4M	+142,684	+$1.4M
Newhold Investment Corporation III	0.06%, was 0.10%	Reduce −29.1%	123,307	$10.89	$1.3M	−50,643	−$461K
Alpex Acquisition	0.06%	New	125,000	$10.02	$1.3M	+125,000	+$1.3M
Silicon Vy Acquisition	0.06%	Hold	124,026	$10.09	$1.3M	—	—
Alussa Energy Acquisit	0.06%	Hold	124,086	$10.04	$1.2M	—	—
Long Table Growth	0.06%	New	124,250	$10.02	$1.2M	+124,250	+$1.2M
Social Comm Partners	0.06%	Hold	124,026	$9.99	$1.2M	—	—
Keen Vision Acquisition	0.06%	Add +0.2%	100,177	$12.36	$1.2M	+180	+$28K
Apogee Acquisition	0.06%	New	124,288	$9.95	$1.2M	+124,288	+$1.2M
WST, Westin Acquisition	0.06%	Hold	119,076	$10.09	$1.2M	—	—
Figx Cap Acquisition	0.06%	Hold	114,092	$10.23	$1.2M	—	—
Holding	0.05%	Hold	113,358	$10.17	$1.2M	—	—
Churchill Capital Corporation IX	0.05%, was 1.04%	Reduce −94.2%	104,360	$10.89	$1.1M	−1,706,077	−$18M
Idea Acquisition	0.05%	New	104,613	$9.90	$1M	+104,613	+$1M
Holding	0.05%	Hold	99,480	$10.37	$1M	—	—
Solarius Capital Acqu	0.05%	Hold	99,230	$10.26	$1M	—	—
Space Asset Acquisition	0.05%	Hold	99,480	$10.16	$1M	—	—
Futurewave Acquisition	0.05%	New	100,000	$10.03	$1M	+100,000	+$1M
HCM IV Acquisition	0.05%	New	99,432	$10.05	$999K	+99,432	+$999K
Yorkville International Cap	0.05%	New	99,421	$10.05	$999K	+99,421	+$999K
Insight Digital Partners II	0.05%	Reduce −0.1%	99,116	$10.06	$997K	−94	+$9K
Silverbox	0.05%	Hold	99,108	$10.06	$997K	—	—
Newbridge Acquisition	0.05%	Hold	99,480	$9.99	$994K	—	—
Holding	0.05%	Hold	99,120	$10.01	$992K	—	—
Quasaredge Acquisition	0.05%	New	99,699	$9.93	$990K	+99,699	+$990K
Twelve Seas Investment Co. III	0.05%	Hold	99,100	$9.99	$990K	—	—
Bhav Acquisition	0.05%	New	99,440	$9.95	$989K	+99,440	+$989K
Bluerock Acquisition	0.05%	Hold	99,108	$9.98	$989K	—	—
Vernal Cap Acquisition	0.05%	New	99,320	$9.94	$987K	+99,320	+$987K
Peace Acquisition	0.05%	New	99,470	$9.91	$986K	+99,470	+$986K
Qdro Acquisition	0.05%	New	99,420	$9.91	$985K	+99,420	+$985K
Keystone Acquisition	0.05%	New	99,400	$9.86	$980K	+99,400	+$980K
Holding	0.05%	New	98,754	$9.88	$976K	+98,754	+$976K
Fortunex Acquisition	0.04%	New	86,962	$10.05	$874K	+86,962	+$874K
Inflection PT Acquisit	0.04%	New	79,533	$10.34	$822K	+79,533	+$822K
1RT Acquisition	0.04%	Hold	74,416	$10.24	$762K	—	—
Holding	0.03%	Hold	64,694	$10.55	$683K	—	—
Harvard Ave Acquisition	0.03%	Hold	66,960	$10.13	$678K	—	—
FG Merger II	0.03%, was 0.17%	Reduce −80.6%	61,244	$10.36	$634K	−254,784	−$2.6M
Churchill Cap Corporation Xii	0.03%	New	49,430	$10.65	$526K	+49,430	+$526K
Bleichroeder Acquisiti	0.02%, was 0.12%	Reduce −78.4%	49,282	$10.32	$509K	−179,255	−$1.8M
Metals Acquisition Corporation II	0.02%	New	49,707	$10.15	$505K	+49,707	+$505K
Mozayyx Acquisition	0.02%	New	49,700	$9.97	$496K	+49,700	+$496K
Launchpad Cadenza Acqu	0.02%	Hold	49,584	$9.98	$495K	—	—
Soren Acquisition	0.02%	Hold	42,780	$9.92	$424K	—	—
Holding	0.02%	Hold	39,676	$10.26	$407K	—	—
Spark I Acquisition	0.02%, was 0.06%	Reduce −65.7%	31,058	$12.55	$390K	−59,368	−$635K
Holding	0.02%	Add +31.8%	36,472	$10.65	$388K	+8,800	+$87K
NWAX, New Amer Acquisition	0.02%	Hold	34,696	$10.15	$352K	—	—
Interprivate Investments Partners	0.01%	New	14,712	$9.92	$146K	+14,712	+$146K

Showing top 50 of 264 by value

Exits / last held

Gone since 2026 Q1, shown at their last reported size.

Stock	% of portfolio	Recent activity	Reported price*	Value	Share change	$ change
WST, West Pharmaceutical	2.80%	Exit	$41.17	$52M	−1,266,970	−$52M
Holding	1.44%	Exit	$11.51	$27M	−2,321,633	−$27M
Global Indemnity Group	1.35%	Exit	$27.23	$25M	−919,661	−$25M
Holding	1.24%	Exit	$10.31	$23M	−2,229,948	−$23M
Mountain Lake Acquisition	1.06%	Exit	$10.53	$20M	−1,877,833	−$20M
Gigcapital7	0.99%	Exit	$10.65	$18M	−1,735,682	−$18M
Legato Merger Corporation III	0.87%	Exit	$10.99	$16M	−1,466,215	−$16M
Voyager Acquisition	0.75%	Exit	$10.68	$14M	−1,303,583	−$14M
Centurion Acquisition	0.67%	Exit	$10.76	$12M	−1,157,544	−$12M
Sim Acquisition	0.53%	Exit	$10.72	$9.8M	−912,286	−$9.8M
Vine Hill Cap Investment	0.38%	Exit	$10.68	$7.1M	−661,663	−$7.1M
Live Oak Acquisition	0.36%	Exit	$10.40	$6.7M	−647,661	−$6.7M
Suma Acquisition	0.29%	Exit	$10.02	$5.5M	−546,810	−$5.5M
Holding	0.29%	Exit	$9.99	$5.4M	−540,732	−$5.4M
Holding	0.27%	Exit	$9.99	$5M	−497,000	−$5M
Blue Acquisition	0.24%	Exit	$10.21	$4.5M	−441,650	−$4.5M
Best Spac I Acquisition	0.24%	Exit	$10.24	$4.5M	−437,808	−$4.5M
Cartesian Growth Corporation III	0.22%	Exit	$10.26	$4M	−393,552	−$4M
Holding	0.21%	Exit	$10.75	$4M	−371,104	−$4M
Proem Acquisition	0.21%	Exit	$9.99	$4M	−397,720	−$4M
TRG Latin Amer Acquis	0.21%	Exit	$9.95	$4M	−397,600	−$4M
ILMN, Illumination Acquisitio	0.17%	Exit	$9.92	$3.2M	−323,050	−$3.2M
A Paradise Acquisition	0.17%	Exit	$10.17	$3.1M	−306,725	−$3.1M
Kensington Cap Acquist	0.16%	Exit	$10.04	$3M	−298,232	−$3M
Pono Cap Four	0.16%	Exit	$9.98	$3M	−298,260	−$3M
Apex Tech Acquisition	0.13%	Exit	$10.00	$2.5M	−248,500	−$2.5M
Galaxyedge Acquisition	0.13%	Exit	$10.00	$2.5M	−248,525	−$2.5M
Willow Lane Acquisition CRP	0.13%	Exit	$10.10	$2.5M	−245,702	−$2.5M
D. Boral Arc Acq	0.12%	Exit	$10.12	$2.3M	−226,854	−$2.3M
Holding	0.12%	Exit	$10.43	$2.2M	−208,065	−$2.2M
Holding	0.11%	Exit	$10.04	$2M	−198,860	−$2M
Oak Woods Acquisition	0.10%	Exit	$12.20	$1.8M	−151,237	−$1.8M
Churchill Cap Corporation XI	0.09%	Exit	$10.16	$1.7M	−168,240	−$1.7M
Abony Acquisition	0.09%	Exit	$9.95	$1.6M	−160,097	−$1.6M
Holding	0.08%	Exit	$9.92	$1.5M	−149,160	−$1.5M
Idea Acquisition	0.06%	Exit	$9.91	$1M	−104,615	−$1M
Inflection PT Acquisit	0.05%	Exit	$10.12	$1M	−99,418	−$1M
HCM IV Acquisition	0.05%	Exit	$10.03	$997K	−99,432	−$997K
Bhav Acquisition	0.05%	Exit	$9.98	$992K	−99,440	−$992K
Qdro Acquisition	0.05%	Exit	$9.91	$985K	−99,420	−$985K
Metals Acquisition Corporation II	0.03%	Exit	$10.10	$502K	−49,709	−$502K
Mozayyx Acquisition	0.03%	Exit	$9.96	$495K	−49,700	−$495K
Selective Insurance Group	0.02%	Exit	$75.29	$384K	−5,100	−$384K

Filings history

4 periods, with AUM normalized

Newest 13Fs

Period	Holds	AUM	QoQ	Form	Filed	Filing ID
	empty	—	—	13F-HR/A	8/24/2026	000089914026000955
2026 Q2	342	$2.1B	+12.7%	13F-HR	8/14/2026	000089914026000887
2026 Q1	345	$1.9B	−12.4%	13F-HR	5/15/2026	000089914026000586
2025 Q4	285	$2.1B	+22.5%	13F-HR	2/13/2026	000089914026000194
2025 Q3	235	$1.7B	—	13F-HR	11/14/2025	000089914025001317

About

Berkley W R Corp.

5 processed 13Fs on this site, 2025 Q3 to 2026 Q2

SEC filing name: BERKLEY W R CORP
Location: Greenwich, CT
All SEC filings: View on sec.gov

Filings history

Berkley W R Corp.

Further reading