BERKLEY W R CORP

13D and 13G Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing since 12/18/2024, newest first.

Issuer % of Class Filed
Inflection Point Acquisition Corp. III 13G/A Amendment 2
IPCX · G47875102
0% 9/3/2026
Event 9/3/2026
Voyager Acquisition Corp. 13G/A Amendment 2
VACH · G93A7H104
0% 8/6/2026
Event 6/30/2026
UY Scuti Acquisition Corp. 13G/A Amendment 1
UYSC · G93Y0A104
7.8% 8/6/2026
Event 6/30/2026
Tavia Acquisition Corp. 13G
TAVI · G86880104
6.3% 8/6/2026
Event 6/30/2026
Silverbox Corp IV 13G/A Amendment 2
SBXDF · G81354105
9.4% 8/6/2026
Event 6/30/2026
Range Capital Acquisition Corp. 13G
RANG · G7375C108
7.4% 8/6/2026
Event 6/30/2026
Quantumsphere Acquisition Corp 13G
QUMS · G7387B106
7.7% 8/6/2026
Event 6/30/2026
Quartzsea Acquisition Corp 13G
QSEA · G7314B104
8.9% 8/6/2026
Event 6/30/2026
Pyrophyte Acquisition Corp. 13G/A Amendment 2
PHYT · G7308P101
0% 8/6/2026
Event 6/30/2026
Pantages Capital Acquisition Corporation 13G/A Amendment 2
PGAC · G8089R100
8.3% 8/6/2026
Event 6/30/2026
Mountain Lake Acquisition Corp. 13G/A Amendment 1
MLAC · G6301B101
0% 8/6/2026
Event 6/30/2026
Melar Acquisition Corp. I 13G/A Amendment 1
MACI · G6004G100
8.3% 8/6/2026
Event 6/30/2026
Legato Merger Corp. III 13G/A Amendment 1
LEGT · G5451A103
0% 8/6/2026
Event 6/30/2026
Haymaker Acquisition Corp. 4 13G/A Amendment 3
HYAC · G4375F108
0% 8/6/2026
Event 6/30/2026
Lakeshore Acquisition III Corp. 13G
LCCC · G5353S103
7.7% 8/6/2026
Event 6/30/2026
Inflection Point Acquisition Corp. III 13G/A Amendment 1
IPCX · G47875102
8.5% 8/6/2026
Event 6/30/2026
Hennessy Capital Investment Corp. VII 13G
HVII · G4405D107
5.6% 8/6/2026
Event 6/30/2026
Horizon Space Acquisition II Corp. 13G/A Amendment 2
HSPT · G4627B103
0% 8/6/2026
Event 6/30/2026
Globa Terra Acquisition Corporation 13G/A Amendment 1
GTERA · G3933N116
8.7% 8/6/2026
Event 6/30/2026
GigCapital7 Corp. 13G/A Amendment 1
GIG · G38648104
0% 8/6/2026
Event 6/30/2026
Goldenstone Acquisition Limited 13G/A Amendment 1
GDST · 38136Y102
0% 8/6/2026
Event 6/30/2026
Flag Ship Acquisition Corporation 13G/A Amendment 3
FSHP · G3530C109
0% 8/6/2026
Event 6/30/2026
FACT II Acquisition Corp. 13G
FACT · G32901103
6.2% 8/6/2026
Event 6/30/2026
Eureka Acquisition Corp 13G/A Amendment 1
EURK · G32168109
0% 8/6/2026
Event 6/30/2026
Roman DBDR Acquisition Corp. II 13G/A Amendment 1
DRDB · G7633M104
9.9% 8/5/2026
Event 6/30/2026
Crown Reserve Acquisition Corp. I 13G
CRAC · G2574F119
6.7% 8/5/2026
Event 6/30/2026
Cantor Equity Partners I, Inc. 13G/A Amendment 1
CEPO · G1827K107
7.0% 8/5/2026
Event 6/30/2026
Churchill Capital Corp IX 13G/A Amendment 1
CCIX · G21301109
0.4% 8/5/2026
Event 6/30/2026
Cantor Equity Partners III, Inc. 13G/A Amendment 1
CAEP · G1828A108
0% 8/5/2026
Event 6/30/2026
BEST SPAC I Acquisition Corp. 13G/A Amendment 2
BSAA · G1069P103
0% 8/5/2026
Event 6/30/2026
Alphavest Acquisition Corp 13G/A Amendment 1
ATMV · G0283A108
0% 8/5/2026
Event 6/30/2026
Agriculture & Natural Solutions Acquisition Corporation 13G/A Amendment 2
ANSC · G0131Y100
9.9% 8/5/2026
Event 6/30/2026
Aimei Health Technology Co., Ltd 13G/A Amendment 2
AFJK · G01341109
0% 8/5/2026
Event 6/30/2026
AA Mission Acquisition Corp. 13G/A Amendment 1
AAM · G1000R101
0% 8/5/2026
Event 6/30/2026
Ares Acquisition Corp II 13G/A Amendment 1
AACT · G33033104
0% 8/5/2026
Event 6/30/2026
UY Scuti Acquisition Corp. 13G
UYSC · G93Y0A104
5.3% 5/8/2026
Event 3/31/2026
Integrated Wellness Acquisition Corp 13G/A Amendment 1
WELNF · G4828B100
0% 5/8/2026
Event 3/31/2026
Wintergreen Acquisition Corp. 13G
WTG · G9717M109
5.8% 5/8/2026
Event 3/31/2026
Voyager Acquisition Corp. 13G/A Amendment 1
VACH · G93A7H104
5.2% 5/8/2026
Event 3/31/2026
Armada Acquisition Corp. II 13G
XRPN · G0R38G104
5.2% 5/8/2026
Event 3/31/2026
Silverbox Corp IV 13G/A Amendment 1
SBXDF · G81354105
7.4% 5/8/2026
Event 3/31/2026
Ribbon Acquisition Corporation 13G/A Amendment 1
RIBB · G7552W109
7.9% 5/8/2026
Event 3/31/2026
RF Acquisition Corp II 13G
RFAI · G75389109
9.2% 5/8/2026
Event 3/31/2026
Pantages Capital Acquisition Corporation 13G/A Amendment 1
PGAC · G8089R100
9.9% 5/8/2026
Event 3/31/2026
Cartesian Growth Corporation II 13G/A Amendment 1
RENEF · G19305112
5.0%
Checked 5% or less
5/8/2026
Event 3/31/2026
Mountain Lake Acquisition Corp. 13G
MLAC · G6301B101
7.9% 5/8/2026
Event 3/31/2026
Yorkville Acquisition Corp. 13G
MCGA · G98659116
9.2% 5/8/2026
Event 3/31/2026
Legato Merger Corp. III 13G
LEGT · G5451A103
5.7% 5/8/2026
Event 3/31/2026
Kochav Defense Acquisition Corp. 13G/A Amendment 2
KCHV · G5304D106
6.5% 5/8/2026
Event 3/31/2026
Inflection Point Acquisition Corp. V 13G/A Amendment 1
IPEX · G6001J107
9.0% 5/8/2026
Event 3/31/2026
Inflection Point Acquisition Corp. III 13G
IPCX · G47875102
6.8% 5/8/2026
Event 3/31/2026
Haymaker Acquisition Corp. 4 13G/A Amendment 2
HYAC · G4375F108
9.9% 5/8/2026
Event 3/31/2026
Globa Terra Acquisition Corporation 13G
GTERA · G3933N116
5.9% 5/8/2026
Event 3/31/2026
GigCapital7 Corp. 13G
GIG · G38648104
8.7% 5/7/2026
Event 3/31/2026
Flag Ship Acquisition Corporation 13G/A Amendment 2
FSHP · G3530C109
8.6% 5/7/2026
Event 3/31/2026
Roman DBDR Acquisition Corp. II 13G
DRDB · G7633M104
7.8% 5/7/2026
Event 3/31/2026
Copley Acquisition Corp 13G/A Amendment 1
COPL · G24243100
5.7% 5/7/2026
Event 3/31/2026
Columbus Acquisition Corp 13G/A Amendment 1
COLA · G2295P107
5.6% 5/7/2026
Event 3/31/2026
Charlton Aria Acquisition Corporation 13G/A Amendment 1
CHAR · G9877L107
9.9% 5/7/2026
Event 3/31/2026
Cantor Equity Partners I, Inc. 13G
CEPO · G1827K107
6.0% 5/7/2026
Event 3/31/2026
Churchill Capital Corp IX 13G
CCIX · G21301109
6.1% 5/7/2026
Event 3/31/2026
Cayson Acquisition Corp 13G/A Amendment 1
CAPN · G1993W109
9.4% 5/7/2026
Event 3/31/2026
Cantor Equity Partners III, Inc. 13G
CAEP · G1828A108
7.9% 5/7/2026
Event 3/31/2026
BEST SPAC I Acquisition Corp. 13G/A Amendment 1
BSAA · G1069P103
7.3% 5/7/2026
Event 3/31/2026
Agriculture & Natural Solutions Acquisition Corporation 13G/A Amendment 1
ANSC · G0131Y100
8.0% 5/7/2026
Event 3/31/2026
A Spac III Acquisition Corp. 13G/A Amendment 2
ASPC · G0544A103
0% 2/11/2026
Event 12/31/2025
RF Acquisition Corp II 13G/A Amendment 2
RFAI · G75389109
3.6% 2/11/2026
Event 12/31/2025
YHN Acquisition I Limited 13G/A Amendment 2
YHNA · G1514D101
7.8% 2/11/2026
Event 12/31/2025
Oak Woods Acquisition Corporation 13G/A Amendment 1
OAKU · 67190B104
9.2% 2/11/2026
Event 12/31/2025
Rigel Resource Acquisition Corp 13G/A Amendment 1
RRAC · G7573M106
0% 2/11/2026
Event 12/31/2025
Silverbox Corp IV 13G
SBXDF · G81354105
5.9% 2/11/2026
Event 12/31/2025
Nabors Energy Transition Corp. II 13G/A Amendment 2
NETD · G6363K106
0% 2/11/2026
Event 12/31/2025
Melar Acquisition Corp. I 13G
MACI · G6004G100
5.4% 2/11/2026
Event 12/31/2025
Launch One Acquisition Corp. 13G
LPAA · G5S86M100
6.2% 2/10/2026
Event 12/31/2025
Kochav Defense Acquisition Corp. 13G/A Amendment 1
KCHV · G5304D106
6.5% 2/10/2026
Event 12/31/2025
Haymaker Acquisition Corp. 4 13G/A Amendment 1
HYAC · G4375F108
8.4% 2/10/2026
Event 12/31/2025
GigCapital8 Corp. 13G
GIW · G3864J100
5.0%
Checked 5% or less
2/10/2026
Event 12/31/2025
EQV Ventures Acquisition Corp. 13G
FTW · G3106N109
7.2% 2/10/2026
Event 12/31/2025
DT Cloud Star Acquisition Corporation 13G/A Amendment 1
DTSQ · G2853N106
3.7% 2/10/2026
Event 12/31/2025
Bayview Acquisition Corp 13G/A Amendment 2
BAYA · 07323B100
5.4% 2/10/2026
Event 12/31/2025
Agriculture & Natural Solutions Acquisition Corporation 13G
ANSC · G0131Y100
7.7% 2/10/2026
Event 12/31/2025
Voyager Acquisition Corp. 13G
VACH · G93A7H104
7.1% 2/10/2026
Event 12/31/2025
Bayview Acquisition Corp 13G/A Amendment 1
BAYA · 07323B100
8.6% 11/10/2025
Event 9/30/2025
Spark I Acquisition Corporation 13G/A Amendment 1
SPKL · G8316B100
0% 11/10/2025
Event 9/30/2025
RF Acquisition Corp II 13G/A Amendment 1
RFAI · G75389109
6.2% 11/10/2025
Event 9/30/2025
A Spac III Acquisition Corp. 13G/A Amendment 1
ASPC · G0544A103
9.4% 11/10/2025
Event 9/30/2025
Black Hawk Acquisition Corporation 13G/A Amendment 1
BKHA · G1148A101
7.4% 11/10/2025
Event 9/30/2025
Keen Vision Acquisition Corporation 13G/A Amendment 2
KVAC · G52443119
7.7% 11/10/2025
Event 9/30/2025
Goldenstone Acquisition Limited 13G
GDST · 38136Y102
7.4% 11/10/2025
Event 9/30/2025
DT Cloud Acquisition Corporation 13G/A Amendment 1
DYCQ · G28524117
0% 11/10/2025
Event 9/30/2025
Haymaker Acquisition Corp. 4 13G
HYAC · G4375F108
7.2% 11/10/2025
Event 9/30/2025
Columbus Acquisition Corp 13G
COLA · G2295P107
5.1% 11/10/2025
Event 9/30/2025
Nabors Energy Transition Corp. II 13G/A Amendment 1
NETD · G6363K106
9.9% 11/10/2025
Event 9/30/2025
DT Cloud Star Acquisition Corporation 13G
DTSQ · G2853N106
7.6% 11/10/2025
Event 9/30/2025
Best Spac I Acquisition Corp. 13G
BSAA · G1069P103
5.0%
Checked 5% or less
11/10/2025
Event 9/30/2025
Pantages Capital Acqusition Corporation 13G
PGAC · G8089R100
6.0% 11/10/2025
Event 9/30/2025
Eureka Acquisition Corp 13G
EURK · G32168109
9.0% 11/10/2025
Event 9/30/2025
Maywood Acquisition Corp. 13G
IPEX · G6001J107
8.5% 11/10/2025
Event 9/30/2025
Kochav Defense Acquisition Corp. 13G
KCHV · G5304D106
5.6% 11/10/2025
Event 9/30/2025
Rigel Resource Acquisition Corp 13G
RRAC · G7573M106
6.5% 11/10/2025
Event 9/30/2025