BERKLEY W R CORP

Filed: 5/15/2026ACC: 0000899140-26-000586

📋 What this filing means

BERKLEY W R CORP filed this quarterly 13F‑HR report disclosing 345 equity positions with a total reported market value of $1.86B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.

345

Positions

$1.86B

Total AUM (reported)

145.07M

Total Shares

Allocation by class

COM$466.91M25.1%

SHS CL A$268.75M14.4%

ORD SHS CL A$249.20M13.4%

COM UT LTD PTN$159.22M8.6%

USD CL A ORD SHS$101.47M5.5%

ORD SHS$82.91M4.5%

CL A$77.68M4.2%

Portfolio Concentration

Top 3$512.61M27.5%

4–10$279.94M15.0%

11–25$264.17M14.2%

Rest$804.65M43.2%

Top 3 weight

27.5%

Top 10 weight

42.6%

Voting Authority Distribution

Total shares with voting rights: 145.07M

Sole

Full voting authority

145.07M

% of voting shares100.0%

Shared

Joint voting authority

0.00

% of voting shares0.0%

None

No voting authority

0.00

% of voting shares0.0%

Investment Discretion (by position count)

Sole345

Shared0

Other0

Dominant voting typeSole · 100.0% of voting shares

Institutional Holdings345

Rows:

ENTERPRISE PRODS PARTNERS L

SOLE

COM

Shares6.83M

TypeSH

Market value$258.26M

13.87%

Sole

6.83M

Shared

0.00

None

0.00

ENERGY TRANSFER L P

SOLE

COM UT LTD PTN

Shares8.25M

TypeSH

Market value$159.22M

8.55%

Sole

8.25M

Shared

0.00

None

0.00

KINDER MORGAN INC DEL

SOLE

COM

Shares2.84M

TypeSH

Market value$95.13M

5.11%

Sole

2.84M

Shared

0.00

None

0.00

PLAINS ALL AMERN PIPELINE L

SOLE

UNIT LTD PARTN

Shares2.68M

TypeSH

Market value$59.94M

3.22%

Sole

2.68M

Shared

0.00

None

0.00

WESTERN MIDSTREAM PARTNERS L

SOLE

COM UNIT LP INT

Shares1.27M

TypeSH

Market value$52.16M

2.80%

Sole

1.27M

Shared

0.00

None

0.00

ON SEMICONDUCTOR CORP

SOLE

COM

Shares731.12K

TypeSH

Market value$45.27M

2.43%

Sole

731.12K

Shared

0.00

None

0.00

PROGRESSIVE CORP

SOLE

COM

Shares207.59K

TypeSH

Market value$41.15M

2.21%

Sole

207.59K

Shared

0.00

None

0.00

AGRICULTURE & NAT SOL ACQ CO

SOLE

SHS CL A

Shares2.63M

TypeSH

Market value$29.65M

1.59%

Sole

2.63M

Shared

0.00

None

0.00

HAYMAKER ACQUISITION CORP IV

SOLE

CLASS A

Shares2.32M

TypeSH

Market value$26.72M

1.44%

Sole

2.32M

Shared

0.00

None

0.00

GLOBAL INDEMNITY GROUP LLC

SOLE

COM CL A

Shares919.66K

TypeSH

Market value$25.04M

1.35%

Sole

919.66K

Shared

0.00

None

0.00

CANTOR EQUITY PARTNERS III I

SOLE

SHS CL A

Shares2.23M

TypeSH

Market value$22.99M

1.24%

Sole

2.23M

Shared

0.00

None

0.00

MOUNTAIN LAKE ACQUISITION CO

SOLE

SHS CL A

Shares1.88M

TypeSH

Market value$19.77M

1.06%

Sole

1.88M

Shared

0.00

None

0.00

CHURCHILL CAPITAL CORP IX

SOLE

CL A SHS

Shares1.81M

TypeSH

Market value$19.34M

1.04%

Sole

1.81M

Shared

0.00

None

0.00

ROMAN DBDR ACQUISITION CORP

SOLE

ORD SHS CL A

Shares1.80M

TypeSH

Market value$18.85M

1.01%

Sole

1.80M

Shared

0.00

None

0.00

BERTO ACQUISITION CORP

SOLE

ORD SHS

Shares1.82M

TypeSH

Market value$18.68M

1.00%

Sole

1.82M

Shared

0.00

None

0.00

EQV VENTURES AC CORP. II

SOLE

ORD SHS CL A

Shares1.85M

TypeSH

Market value$18.68M

1.00%

Sole

1.85M

Shared

0.00

None

0.00

GIGCAPITAL7 CORP

SOLE

ORD SHS CL A

Shares1.74M

TypeSH

Market value$18.49M

0.99%

Sole

1.74M

Shared

0.00

None

0.00

INFLECTION PT ACQUISITION CO

SOLE

CL A ORD SHS

Shares1.77M

TypeSH

Market value$18.08M

0.97%

Sole

1.77M

Shared

0.00

None

0.00

KOCHAV DEFENSE ACQUI CO

SOLE

SHS CL A

Shares1.69M

TypeSH

Market value$17.33M

0.93%

Sole

1.69M

Shared

0.00

None

0.00

YORKVILLE ACQUISITION CORP.

SOLE

SHS CL A

Shares1.65M

TypeSH

Market value$16.64M

0.89%

Sole

1.65M

Shared

0.00

None

0.00

SILVERBOX CORP IV

SOLE

SHS CL A

Shares1.51M

TypeSH

Market value$16.21M

0.87%

Sole

1.51M

Shared

0.00

None

0.00

LEGATO MERGER CORP III

SOLE

ORD SHS

Shares1.47M

TypeSH

Market value$16.11M

0.87%

Sole

1.47M

Shared

0.00

None

0.00

LAUNCH ONE ACQUISITION CORP

SOLE

SHS CLASS A

Shares1.49M

TypeSH

Market value$15.93M

0.86%

Sole

1.49M

Shared

0.00

None

0.00

VOYAGER ACQUISITION CORP

SOLE

CL A

Shares1.30M

TypeSH

Market value$13.92M

0.75%

Sole

1.30M

Shared

0.00

None

0.00

ST JOE CO

SOLE

COM

Shares209.54K

TypeSH

Market value$13.16M

0.71%

Sole

209.54K

Shared

0.00

None

0.00

Issuer	Class	Shares	Type	Value / Portfolio %	Voting — Sole
ENTERPRISE PRODS PARTNERS LSOLE	COM	6.83M	SH	$258.26M 13.87%	6.83M
ENERGY TRANSFER L PSOLE	COM UT LTD PTN	8.25M	SH	$159.22M 8.55%	8.25M
KINDER MORGAN INC DELSOLE	COM	2.84M	SH	$95.13M 5.11%	2.84M
PLAINS ALL AMERN PIPELINE LSOLE	UNIT LTD PARTN	2.68M	SH	$59.94M 3.22%	2.68M
WESTERN MIDSTREAM PARTNERS LSOLE	COM UNIT LP INT	1.27M	SH	$52.16M 2.80%	1.27M
ON SEMICONDUCTOR CORPSOLE	COM	731.12K	SH	$45.27M 2.43%	731.12K
PROGRESSIVE CORPSOLE	COM	207.59K	SH	$41.15M 2.21%	207.59K
AGRICULTURE & NAT SOL ACQ COSOLE	SHS CL A	2.63M	SH	$29.65M 1.59%	2.63M
HAYMAKER ACQUISITION CORP IVSOLE	CLASS A	2.32M	SH	$26.72M 1.44%	2.32M
GLOBAL INDEMNITY GROUP LLCSOLE	COM CL A	919.66K	SH	$25.04M 1.35%	919.66K
CANTOR EQUITY PARTNERS III ISOLE	SHS CL A	2.23M	SH	$22.99M 1.24%	2.23M
MOUNTAIN LAKE ACQUISITION COSOLE	SHS CL A	1.88M	SH	$19.77M 1.06%	1.88M
CHURCHILL CAPITAL CORP IXSOLE	CL A SHS	1.81M	SH	$19.34M 1.04%	1.81M
ROMAN DBDR ACQUISITION CORPSOLE	ORD SHS CL A	1.80M	SH	$18.85M 1.01%	1.80M
BERTO ACQUISITION CORPSOLE	ORD SHS	1.82M	SH	$18.68M 1.00%	1.82M
EQV VENTURES AC CORP. IISOLE	ORD SHS CL A	1.85M	SH	$18.68M 1.00%	1.85M
GIGCAPITAL7 CORPSOLE	ORD SHS CL A	1.74M	SH	$18.49M 0.99%	1.74M
INFLECTION PT ACQUISITION COSOLE	CL A ORD SHS	1.77M	SH	$18.08M 0.97%	1.77M
KOCHAV DEFENSE ACQUI COSOLE	SHS CL A	1.69M	SH	$17.33M 0.93%	1.69M
YORKVILLE ACQUISITION CORP.SOLE	SHS CL A	1.65M	SH	$16.64M 0.89%	1.65M
SILVERBOX CORP IVSOLE	SHS CL A	1.51M	SH	$16.21M 0.87%	1.51M
LEGATO MERGER CORP IIISOLE	ORD SHS	1.47M	SH	$16.11M 0.87%	1.47M
LAUNCH ONE ACQUISITION CORPSOLE	SHS CLASS A	1.49M	SH	$15.93M 0.86%	1.49M
VOYAGER ACQUISITION CORPSOLE	CL A	1.30M	SH	$13.92M 0.75%	1.30M
ST JOE COSOLE	COM	209.54K	SH	$13.16M 0.71%	209.54K

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