Summary
Updated Aug 31, 2026
Matrix Capital Management Company, LP is 10% Owner of Aura Biosciences, Inc. (AURA). 1 SEC Form 4 filing on record, dated 11 May 2026. Most recent open-market trade: sold $39.04M of AURA on 11 May 2026. Lifetime open-market sales: $39.04M.
Recent Transactions
1Every recent SEC Form 4 transaction Matrix Capital Management Company, LP has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Matrix Capital Management Company, LP go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Matrix Capital Management Company, LP files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Los Pinos Elisabet de - $381K of AURA open-market activity in the last 12 months
- Janet Jill Hopkins - $196K of AURA open-market activity in the last 12 months
- Mark Plavsic - $158K of AURA open-market activity in the last 12 months
- Conor Kilroy - $143K of AURA open-market activity in the last 12 months
- Anthony S. Gibney - $82K of AURA open-market activity in the last 12 months
- Amy Elazzouzi - $57K of AURA open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Matrix Capital Management Company, LP?
Matrix Capital Management Company, LP is an investment firm, tracked as 10% Owner of Aura Biosciences, Inc. (AURA). InsiderAlpha holds 1 primary Form 4 filing for it, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Matrix Capital Management Company, LP last file a Form 4?
The only primary Form 4 on record is dated 11 May 2026.
Has Matrix Capital Management Company, LP been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($39.04M) across all tracked filings.
Where can I see all of Matrix Capital Management Company, LP's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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