DOSSIER · 13F-HR · Q1 2026

Matrix Capital Management Company, LP

$46M in tracked AUM across 1 positions as of Q1 2026.

MC
CIK 0001410830 · last filed Mar 31, 2026
Total AUM
$46M
as of Q1 2026
Holdings
1
positions
Whale Score
63
63
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026

1. Portfolio Overview

Matrix Capital Management Company, LP has undergone a drastic transformation in its portfolio composition during the quarter ending September 30, 2025. The firm executed a significant capital rotation, reducing total assets under management (AUM) by approximately 71.3%, from $222.78 million to $63.86 million. This reduction was driven not by market performance, but by active selling, as evidenced by the exit from major positions. The portfolio is currently extremely co...

2. Key Holdings

The portfolio is entirely dominated by two positions in the healthcare/biotechnology sector, specifically focused on clinical-stage companies.

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
AURA
AURA BIOSCIENCES INC
$46M6.9M100.0%

Filing history

2026Q1Mar 31
$46M 19.6%
1 positionsView →
2025Q4Dec 31
$58M 9.8%
2 positionsView →
2025Q3Sep 30
$64M 71.3%
2 positionsView →
2025Q2Jun 30
$223M 30.3%
4 positionsLocked
2025Q1Mar 31
$320M 85.1%
3 positionsLocked
2024Q4Dec 31
$2.2B 2.7%
5 positionsLocked
2024Q3Sep 30
$2.1B 84.1%
7 positionsLocked
2024Q2Jun 30
$13.1B 22.0%
23 positionsLocked
2024Q1Mar 31
$10.8B 10.8%
23 positionsLocked
2023Q4Dec 31
$9.7B 16.5%
19 positionsLocked
2023Q3Sep 30
$8.3B 3.1%
19 positionsLocked
2023Q2Jun 30
$8.6B 16.9%
19 positionsLocked
Showing 12 of 73