Stocks/Funds/CIK 11544

BERKLEY W R CORP

Quarterly 13F filings · Latest period 2026-03-31 · CIK 11544
Assets
$1.86B
+38.2% YoY
Holdings
344
Lifetime alpha vs market
+1.16% annual
Average hold time
0.8 yr
median 0.5 yr

Quarterly history

Cum return +58% vs S&P +51% · α +8% lifetimeAUM $1.9B · peak $2.1BFlow $-34M (-2%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-3.13%
trims when stocks drop
when a holding falls −10%+
Middle response
+0.19%
steady accumulation
Rally response
-6.58%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
EPDEnterprise Products Part$258M13.9%+18.7%4.8 yr
ETEnergy Transfer LP$159M8.6%+12.1%4.8 yr
KMIKinder Morgan, Inc.$95M5.1%+22.6%5.5 yr
PAAPlains All American Pipe$60M3.2%+21.8%0.8 yr
WESWestern Midstream Partne$52M2.8%+10.3%4.0 yr
ONON Semiconductor Corpora$45M2.4%+52.2%4.0 yr
PGRThe Progressive Corporat$41M2.2%-25.5%0.5 yr
ANSCAgriculture & Natural So$30M1.6%+5.8%1.8 yr
$27M1.4%2.8 yr
$25M1.3%4.3 yr
CAEPCantor Equity Partners I$23M1.2%1.0 yr
MLACMountain Lake Acquisitio$20M1.1%+4.8%1.3 yr
CCIXChurchill Capital Corp I$19M1.0%-1.0%1.3 yr
$19M1.0%1.3 yr
TACOBerto Acquisition Corp.$19M1.0%1.0 yr

Portfolio composition (YoY)

Industry mix
Unknown34.7%+14.1pp$647M
Oil & Gas Midstream33.6%-2.1pp$625M
Shell Companies18.3%+10.5pp$340M
Asset Management3.6%+3.3pp$67M
Financial - Conglomerates2.8%+2.7pp$52M
Semiconductors2.4%-5.9pp$45M
Insurance - Property & Casualty2.2%$42M
Investment - Banking & Investment Services0.9%$17M
Real Estate - Diversified0.7%-0.0pp$13M
Telecommunications Services0.4%-0.1pp$8M
Country
US59.4%-17.5pp
Unknown33.7%+13.1pp
KY4.5%+4.1pp
HK0.7%
MX0.6%
CN0.2%
CA0.2%-1.4pp
SG0.2%-0.1pp
Top 5: 33.6% · Top 10: 42.6% · Top 25: 56.8%

Winners

TickerPrev $PnLYoY %
KMI$189M+0.04B22.6%
EPD$174M+0.03B18.7%
ON$30M+0.02B52.2%
ET$118M+0.01B12.1%
JOE$10M+0.00B35.3%

Losers

TickerPrev $PnLYoY %
CCIX$0M-0.00B-1.0%

Top buys this quarter · 15

PGR The Progressive Corporation+$20M
MLAC Mountain Lake Acquisition Corp+$16M
WES Western Midstream Partners, LP+$16M
CAEP Cantor Equity Partners III, In+$12M
FGII FG Imperii Acquisition Corp. Cnew+$10M
CCIX Churchill Capital Corp IX Ordi+$9M
TACO Berto Acquisition Corp.+$8M
XRPN Armada Acquisition Corp. II+$7M
UAC United Acquisition Corp Inew+$4M
SCII SC II Acquisition Corp. Class new+$4M

Top sells this quarter · 15

NVDA NVIDIA Corporationexit$77M
MSFT Microsoft Corporationexit$56M
TSLA Tesla, Inc.exit$50M
YCY AA Mission Acquisition Corp. Iexit$33M
NFLX Netflix, Inc.exit$24M
AMZN Amazon.com, Inc.exit$14M
CRM Salesforce, Inc.exit$10M
COLA Columbus Acquisition Corp$2M
DYOR Insight Digital Partners IIexit$0M
CEPT Cantor Equity Partners II, Inc$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.86B344+25.69%+17.59%+8.10%-0.03B
2025-12-31$1.75B274+13.64%+17.72%-4.07%+0.20B
2025-09-30$1.52B224+18.72%+17.52%+1.21%-0.19B
2025-06-30$1.56B203+10.39%+14.94%-4.55%+0.16B
2025-03-31$1.35B143+7.30%+8.30%-1.01%-0.38B
2024-12-31$1.77B139+17.16%+24.89%-7.72%+0.28B
2024-09-30$1.40B140+14.99%+36.04%-21.05%-0.42B
2024-06-30$1.79B142+13.38%+24.49%-11.12%+0.17B
2024-03-31$1.60B148+14.88%+29.62%-14.74%+0.12B
2023-12-31$1.38B184+15.30%+26.18%-10.88%-0.22B
2023-09-30$1.53B209+24.27%+21.57%+2.70%-0.08B
2023-06-30$1.61B219+20.65%+19.42%+1.22%-0.00B
2023-03-31$1.57B234+2.66%-7.82%+10.48%-0.41B
2022-12-31$1.85B336+12.79%+7.56%+5.23%-0.47B
2022-09-30$2.06B510-2.64%-4.93%+2.29%+0.10B
2022-06-30$2.02B553-12.70%-16.11%+3.41%+0.32B