NAUT insider buying

2 cluster buys

Nautilus Biotechnology, Inc. · Healthcare

When two or more insiders at Nautilus Biotechnology, Inc. buy NAUT on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in NAUT plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters
2
Distinct insiders
5
Total bought
$317.0K
Market cap
$218.6M

Detected clusters

  • Sep 4 – Nov 6, 2025
    Detected Nov 6, 2025
    High conviction3 insiders
    Total bought
    $153.6K
    Market cap
    $218.6M
  • Mar 19 – May 29, 2025
    Detected May 29, 2025
    High conviction3 insiders
    Total bought
    $98.1K
    Market cap
    $218.6M

All notable open-market buys in NAUT

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

DateInsiderSharesPriceValueFiling
Mar 4, 2026
Director, CEO, President, and Secretary, 10% Owner
25,000$2.61$65.3KSEC ↗
Nov 6, 2025
Chief Marketing Officer
4,000$1.49$6.0KSEC ↗
Sep 8, 2025
Director, CEO, President, and Secretary, 10% Owner
83,500$0.68$56.8KSEC ↗
Sep 5, 2025
Director, CEO, President, and Secretary, 10% Owner
116,500$0.67$78.1KSEC ↗
Sep 4, 2025
General Counsel
20,000$0.64$12.8KSEC ↗
May 29, 2025
Mowry Annacluster
CFO and Treasurer
15,000$0.77$11.6KSEC ↗
May 12, 2025
Director, Chief Scientist, 10% Owner
1,500$0.73$1.1KSEC ↗
May 8, 2025
Director, Chief Scientist, 10% Owner
12,000$0.73$8.8KSEC ↗
Mar 20, 2025
Director, CEO, President, and Secretary, 10% Owner
23,933$1.00$23.9KSEC ↗
Mar 19, 2025
Director, CEO, President, and Secretary, 10% Owner
53,300$0.99$52.8KSEC ↗

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NAUT insider buying — FAQ

Are insiders buying NAUT stock?
Yes — 5 distinct insiders have bought NAUT (Nautilus Biotechnology, Inc.) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 4, 2026.
How much NAUT stock have insiders bought?
Insiders have bought a combined $317.0K of NAUT across 10 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in NAUT?
A cluster buy is two or more distinct Nautilus Biotechnology, Inc. insiders — officers, directors, or 10% owners — each buying NAUT on the open market within a rolling window. NAUT has 2 detected cluster buys to date.
Where does this NAUT insider trading data come from?
Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in NAUT

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy NAUT within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding NAUT.