DOSSIER · 13F-HR · Q1 2026

GREENLEA LANE CAPITAL MANAGEMENT, LLC

$344M in tracked AUM across 9 positions as of Q1 2026.

GL
CIK 0001766504 · last filed Mar 31, 2026
Total AUM
$344M
as of Q1 2026
Holdings
9
positions
Whale Score
69
69
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026

Portfolio Overview

Greenlea Lane Capital Management, LLC has reported a significant restructuring of its portfolio for the period ending September 30, 2025. The firm executed a drastic reduction in portfolio size, with total assets under management (AUM) plummeting by 59.0%, decreasing from $355.48 million in the previous quarter to $145.76 million. This reduction was driven by a combination of exiting five major positions and reducing one existing stake. Concurrently, the fund dramatically...

Key Holdings

The portfolio is currently dominated by four distinct positions, with the top holding accounting for nearly half of the total assets.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
AMZN
AMAZON COM INC
$65M313K18.9%
02
BN
BROOKFIELD CORP
$56M1.4M16.4%
03
BRK/A
BERKSHIRE HATHAWAY INC DEL
$45M6313.1%
04
MKL
MARKEL GROUP INC
$43M23K12.5%
05
SGOV
ISHARES TR
$39M383K11.2%
06
GOOGL
ALPHABET INC
$29M100K8.4%
07
NFLX
NETFLIX INC.
$27M279K7.8%
08
TSLA
TESLA INC
$20M55K5.9%
09
TRUP
TRUPANION INC
$20M776K5.8%

Filing history

2026Q1Mar 31
$344M 0.5%
9 positionsView →
2025Q4Dec 31
$343M 135.1%
8 positionsView →
2025Q3Sep 30
$146M 59.0%
4 positionsView →
2025Q2Jun 30
$355M 261.4%
8 positionsLocked
2025Q1Mar 31
$98M 70.3%
4 positionsLocked
2024Q4Dec 31
$332M 0.7%
8 positionsLocked
2024Q3Sep 30
$330M 10.1%
9 positionsLocked
2024Q2Jun 30
$366M 3.8%
9 positionsLocked
2024Q1Mar 31
$353M 9.4%
10 positionsLocked
2023Q4Dec 31
$323M 15.7%
10 positionsLocked
2023Q3Sep 30
$279M 1.8%
9 positionsLocked
2023Q2Jun 30
$274M 9.4%
10 positionsLocked
Showing 12 of 30