Oakum Bay Capital LLC

Fundamental diversified ★Signal CIK 1571727
League rank
#5
in Fundamental diversified · #40 overall
Long book
$186.3M
Q1 2026
Positions
87
Top-10 weight
77%
concentration
Last quarter
+51.4%
SPY +14.8%
Turnover
44%
of book per quarter

Strategy in plain words

auto-generated from filings

Oakum Bay Capital LLC is a diversified fundamental manager, running a $186.3M US long book across 87 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: MICRON TECHNOLOGY INC, TESLA INC, ZILLOW GROUP INC - A, LGI HOMES INC, RAYONIER INC.

We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q4 2025
-3.8%
Q1 2026
+51.4%

Sector allocation

Industrials
35%
Technology
31%
Services media
18%
Communications
8%
Real estate
5%
Consumer discretionary
1%
Materials
1%
Consumer staples
0%

Long book by quarter

$193.1M
Q4 2025
$186.3M
Q1 2026

What does Oakum Bay own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
MU MICRON TECHNOLOGY INCTechnology113.9K$38.5M20.7%-25.1%
TSLA TESLA INCIndustrials58.5K$21.7M11.7%Held
ZG ZILLOW GROUP INC - AServices media376.5K$15.6M8.4%+51.6%
LGIH LGI HOMES INCIndustrials365.4K$14.4M7.8%+29.1%
CCOI COGENT COMMUNICATIONS HOLDINCommunications690.4K$13.0M7.0%+27.0%
MTN VAIL RESORTS INCServices media54.2K$6.9M3.7%+21.3%
FOR FORESTAR GROUP INCReal estate261.5K$6.4M3.4%-16.5%
CCS CENTURY COMMUNITIES INCIndustrials107.1K$6.1M3.3%-2.1%
BZH BEAZER HOMES USA INCIndustrials310.8K$6.0M3.2%+17.7%
GFS GLOBALFOUNDRIES INCTechnology85.9K$3.8M2.1%New
AXON AXON ENTERPRISE INCIndustrials8.7K$3.7M2.0%New
VECO VEECO INSTRUMENTS INCIndustrials49.8K$1.7M0.9%New
CSGP COSTAR GROUP INCServices media41.0K$1.7M0.9%+644.8%
WOLF WOLFSPEED INCTechnology100.5K$1.6M0.9%New
ATKR ATKORE INCTechnology23.9K$1.4M0.8%-10.6%
ACMR ACM RESEARCH INC-CLASS AIndustrials34.4K$1.4M0.7%+19.4%
FUN SIX FLAGS ENTERTAINMENT CORPServices media61.9K$1.1M0.6%-63.7%
ABNB AIRBNB INC-CLASS AServices media8.2K$1.0M0.6%-45.8%
EFX EQUIFAX INCServices media5.1K$925K0.5%-60.1%
CMG CHIPOTLE MEXICAN GRILL INCConsumer discretionary27.8K$890K0.5%-23.6%
FCX FREEPORT-MCMORAN INCMaterials13.7K$805K0.4%-21.3%
LMNR LIMONEIRA COConsumer staples56.4K$757K0.4%+4.9%
FSLR FIRST SOLAR INCTechnology3.7K$730K0.4%+12.1%
MSGS MADISON SQUARE GARDEN SPORTSServices media2.2K$708K0.4%-60.7%
ENPH ENPHASE ENERGY INCTechnology18.6K$704K0.4%-72.0%
AMD ADVANCED MICRO DEVICESTechnology2.9K$580K0.3%+280.0%
AMZN AMAZON.COM INCConsumer discretionary2.7K$564K0.3%+17.3%
GTLB GITLAB INC-CL ATechnology25.2K$546K0.3%New
TRC TEJON RANCH COReal estate24.5K$461K0.2%New
XIFR XPLR INFRASTRUCTURE LPUtilities40.0K$425K0.2%-35.5%
MTH MERITAGE HOMES CORPIndustrials6.8K$421K0.2%New
TRU TRANSUNIONServices media5.9K$412K0.2%-85.8%
CLF CLEVELAND-CLIFFS INCMaterials46.2K$391K0.2%+108.0%
UWMC UWM HOLDINGS CORPFinancials96.1K$348K0.2%+1.1%
GPK GRAPHIC PACKAGING HOLDING COOther28.0K$278K0.1%+2700.0%
HOV HOVNANIAN ENTERPRISES-AIndustrials2.4K$271K0.1%-6.1%
HHH HOWARD HUGHES HOLDINGS INCReal estate4.1K$259K0.1%New
UNIT UNITI GROUP INCCommunications24.6K$231K0.1%-40.9%
ERO ERO COPPER CORPMaterials8.6K$228K0.1%-27.5%
CPNG COUPANG INCConsumer discretionary12.0K$227K0.1%New
OC OWENS CORNINGIndustrials1.8K$195K0.1%+2.9%
NVDA NVIDIA CORPTechnology1.1K$192K0.1%New
JOE ST JOE CO/THEReal estate2.6K$163K0.1%-16.1%
INTC INTEL CORPTechnology3.1K$137K0.1%New
AGNT AGNT INCReal estate19.0K$114K0.1%New
MSFT MICROSOFT CORPTechnology275$102K0.1%New
QCOM QUALCOMM INCTechnology700$90K0.0%New
WFG WEST FRASER TIMBER CO LTDOther1.3K$85K0.0%New
KBH KB HOMEIndustrials1.4K$72K0.0%New
NU NU HOLDINGS LTD/CAYMAN ISL-AFinancials5.0K$72K0.0%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202688$186.6M canonicalSEC ↗
Q4 202513F-HRFeb 13, 202678$204.5M canonicalSEC ↗