Case file · CIK 0001410830

Matrix Capital Management Company, LP

Technology growth manager for semiconductor, platform, and crowding signals.

David GoelFounder
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Q4 2025 · SEC 13F case file

Matrix Capital Management Company, LP

13F value$57.6MTop themeMixedTop 10100.0%Lines2
#1AURA BIOSCIENCES INCOther65.5%
#2MAZE THERAPEUTICS INCOther34.5%

KOL-style case note

This is the public 13F money map for Matrix Capital Management Company, LP.

Technology growth manager for semiconductor, platform, and crowding signals. This page turns the latest public filing into a shareable research story: what the entity owns, which theme is driving the portfolio, and where to investigate next.

Who this is

Technology growth manager for semiconductor, platform, and crowding signals. It belongs in a smart-money radar because its public 13F shows quarterly capital direction and theme preference.

Top holding

The latest filing's largest public position is AURA BIOSCIENCES INC, around 65.5% of the disclosed 13F portfolio. That is the first place to look for the current thesis.

Main theme

Mixed is the clearest public theme in the portfolio. The important question is whether that theme repeats across the top positions, not just whether one stock worked.

Portfolio shape

The latest public portfolio is about $57.6M, with 2 lines and roughly 100.0% in the top 10. Higher concentration means a few decisions can explain more of the proxy return.

Why track it

This is not a live trading signal. It is a quarterly capital map: start with the ranking, inspect the top holdings, then ask whether the manager has a repeatable framework.

How to read it

13F filings are delayed and incomplete. They do not show shorts, many derivatives, private positions, cash, or current trade timing. Use this page to generate research questions, not to replace diligence.

Smart Money VelocityVelocity score blends 13F value growth, concentration, theme purity, option exposure, and filing history. It is a prioritization score, not a return.

18
Velocity + theme concentration

Score blends filing growth, concentration, theme purity, call exposure, and filing history.

13F value

$57.6MQ4 2025, latest public filing

Growth since first filing

0.01x$7.4B$57.6M

Reporting lag13F filings arrive after the quarter ends. The page shows a delayed public snapshot, not live positions.

45dQuarter-end snapshot, not live positions
Public Disclosure Proxy Return

This is not actual fund performance. Returns and rankings use public disclosures after they become visible, not private NAV or live trading.

Disclosure workflow

How to read this page

Every number is anchored to a public quarterly filing. The report date is the portfolio snapshot; the filing date is when the market could actually see it.

Report quarterQ4 2025Public filing date2026-02-13Ranking startsafter public filingRanking gate70% price coverageCoverage is the share of eligible public holdings that can be mapped to a ticker and priced. Debt, internal funds, and non-priced lines are excluded from the denominator.

Public holdings

Q4 2025 exposure map

213F lines
HoldingThemeTypeValue%
AURA BIOSCIENCES INC05153U107 · 6,922,870 sharesOtherSH$37.7M65.5%
MAZE THERAPEUTICS INC578784100 · 480,000 sharesOtherSH$19.9M34.5%

Quarter tape

Reported 13F value

SEC EDGAR
Q1 2023$7.4BQ2 2023$8.6BQ3 2023$8.3BQ4 2023$9.7BQ1 2024$10.8BQ2 2024$13.1BQ3 2024$2.1BQ4 2024$2.2BQ1 2025$347.2MQ2 2025$222.8MQ3 2025$106.7MQ4 2025$57.6M

Signal breakdown

Why this matters

18
VelocityVelocity score blends 13F value growth, concentration, theme purity, option exposure, and filing history. It is a prioritization score, not a return.

13F value is 0.01x the first tracked filing.

99
ConcentrationPurity describes how much of the portfolio is concentrated in one inferred theme. It is useful when a manager is expressing a very specific thesis.

Top ten public lines are 100.0% of the latest report.

2
Holdings

2 reportable lines in the latest public filing.

12
History

12 tracked quarterly 13F reports in the database or seed layer.

Publisher mode

Twitter-ready card

Evidence layer

What is public, what is inferred

Public SEC data

13F reports disclose long reportable U.S. securities and long put/call options. They do not show cash, private stakes, shorts, written options, or current live holdings.

Inferred theme

Theme tags are deterministic product analysis from issuer, CUSIP, option type, and keyword rules. They are not SEC labels.

Daily automation

Vercel Cron calls the EDGAR ingestion endpoint every day and records per-manager ingestion results.