GREENLEA LANE CAPITAL MANAGEMENT, LLC

Fundamental concentrated ★Highest signal CIK 1766504
League rank
#334
in Fundamental concentrated · #2576 overall
Long book
$344.3M
Q1 2026
Positions
9
Top-10 weight
100%
concentration
Last quarter
+6.9%
SPY +14.8%
Turnover
30%
of book per quarter

Strategy in plain words

auto-generated from filings

GREENLEA LANE CAPITAL MANAGEMENT, LLC is a concentrated fundamental stock-picker, running a $344.3M US long book across 9 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: AMAZON.COM INC, BROOKFIELD CORP, BERKSHIRE HATHAWAY INC-CL A, MARKEL GROUP INC, ISHARES 0-3 MONTH TREASURY B.

Over the last 9 quarters its long book ran on average 1.4pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+2.2%
Q2 2024
+10.5%
Q3 2024
+12.8%
Q4 2024
-8.9%
Q1 2025
+14.2%
Q2 2025
+1.9%
Q3 2025
+2.2%
Q4 2025
-13.8%
Q1 2026
+6.9%

Sector allocation

Financials
35%
Consumer discretionary
21%
Real estate
18%
Technology
9%
Services media
9%
Industrials
7%

Long book by quarter

$353.1M
Q1 2024
$366.4M
Q2 2024
$329.5M
Q3 2024
$331.7M
Q4 2024
$289.4M
Q1 2025
$355.5M
Q2 2025
$343.0M
Q3 2025
$342.7M
Q4 2025
$344.3M
Q1 2026

What does GREENLEA LANE own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
AMZN AMAZON.COM INCConsumer discretionary312.5K$65.1M18.9%-1.2%
BN BROOKFIELD CORPReal estate1.4M$56.4M16.4%-1.5%
BRK/A BERKSHIRE HATHAWAY INC-CL AFinancials63$45.2M13.1%-6.0%
MKL MARKEL GROUP INCFinancials22.6K$43.2M12.5%-1.5%
GOOGL ALPHABET INC-CL ATechnology100.0K$28.8M8.4%-1.1%
NFLX NETFLIX INCServices media279.5K$26.9M7.8%New
TSLA TESLA INCIndustrials54.7K$20.3M5.9%-11.9%
TRUP TRUPANION INCFinancials776.5K$19.9M5.8%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 11, 20269$344.3M canonicalSEC ↗
Q4 202513F-HRFeb 17, 20268$342.7M canonicalSEC ↗
Q3 202513F-HRNov 14, 20258$343.0M canonicalSEC ↗
Q2 202513F-HRAug 14, 20258$355.5M SEC ↗
Q2 202513F-HR/ARESTATEMENTAug 14, 20258$355.5M canonicalSEC ↗
Q1 202513F-HRMay 13, 20258$289.4M canonicalSEC ↗
Q4 202413F-HRFeb 14, 20258$331.7M canonicalSEC ↗
Q3 202413F-HRNov 14, 20249$329.5M canonicalSEC ↗
Q2 202413F-HRAug 14, 20249$366.4M canonicalSEC ↗
Q1 202413F-HRMay 15, 202410$353.1M canonicalSEC ↗