Nautilus Biotechnology, Inc. (NAUT) Insider Trading

Over the last 3 months, NAUT insiders made 0 open-market buys and 2 sales, a net sale of -$11.8M (SEC Form 4). Over the last 6 months, 39 institutions increased and 29 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
2
Net (3m)
-$11.8M
Insider trades by month Buys Sells
May
Jun
Sep
Nov
Mar
Jun
Context3-month price -1.5%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 4, 2026AH Equity Partners Bio II, L.L.C.10 percent ownerSell384,026$2.35
Jun 4, 2026AH Equity Partners Bio II, L.L.C.10 percent ownerSell4,615,974$2.35
Mar 4, 2026Weld Gwen Eofficer: Chief People OfficerGrant160,000$2.32
Mar 4, 2026Sankar Subramanianofficer: Senior VP, Product DevelopmentGrant160,000$2.32
Mar 4, 2026Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryGrant650,000$2.32
Mar 4, 2026Mowry Annaofficer: CFO and TreasurerGrant160,000$2.32
Mar 4, 2026Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryBuy25,000$2.61
Mar 4, 2026Suzuki Kentaroofficer: Chief Marketing OfficerGrant160,000$2.32
Mar 4, 2026Mallick Paragdirector, 10 percent owner, officer: Chief ScientistGrant280,000$2.32
Mar 4, 2026Murphy Matthew B.officer: General CounselGrant160,000$2.32
Nov 10, 2025Suzuki Kentaroofficer: Chief Marketing OfficerBuy4,000$1.49
Sep 9, 2025Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryBuy116,500$0.67
Sep 9, 2025Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryBuy83,500$0.68
Sep 5, 2025Murphy Matthew B.officer: General CounselBuy20,000$0.64
Jun 25, 2025Akinsanya KarendirectorGrant45,000$0.70
Jun 25, 2025Epperly Melissa B,directorGrant45,000$0.70
Jun 25, 2025Posard Matthew L.directorGrant45,000$0.70
Jun 25, 2025McIlwain Matthew SdirectorGrant45,000$0.70
Jun 25, 2025NAZEM FARZADdirectorGrant45,000$0.70
Jun 2, 2025Mowry Annaofficer: CFO and TreasurerBuy15,000$0.77
May 12, 2025Mallick Paragdirector, 10 percent owner, officer: Chief ScientistBuy1,500$0.73
May 12, 2025Mallick Paragdirector, 10 percent owner, officer: Chief ScientistBuy12,000$0.73
Mar 21, 2025Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryBuy53,300$0.99
Mar 21, 2025Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryBuy23,933$1.00
Mar 4, 2025Mallick Paragdirector, 10 percent owner, officer: Chief ScientistGrant280,000$1.24
Mar 4, 2025Patel Sujal Mdirector, 10 percent owner, officer: CEO, President, and SecretaryGrant650,000$1.24
Mar 4, 2025Suzuki Kentaroofficer: Chief Marketing OfficerGrant50,000$1.24
Mar 4, 2025Weld Gwen Eofficer: Chief People OfficerGrant160,000$1.24
Mar 4, 2025Nelson Nicholas A.officer: CBO & Senior VP, Bus. Dev.Grant160,000$1.24
Mar 4, 2025Mowry Annaofficer: CFO and TreasurerGrant160,000$1.24

Source: NAUT SEC Form 4 filings, latest Jun 4, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their NAUT positions over the last 6 months (SEC Form 13F).

Increased
39
New positions
37
Reduced
29
Sold out
15
Largest moves
InstitutionActionSharesFiled
PERCEPTIVE ADVISORS LLCIncreased25.2MMay 29, 2026
AH CAPITAL MANAGEMENT, L.L.C.Unchanged17.7MMay 15, 2026
AH CAPITAL MANAGEMENT, L.L.C.Unchanged17.7MFeb 17, 2026
PERCEPTIVE ADVISORS LLCUnchanged12.6MFeb 17, 2026
CERCANO MANAGEMENT LLCUnchanged7.2MFeb 10, 2026
CERCANO MANAGEMENT LLCUnchanged7.2MMay 13, 2026
MADRONA VENTURE GROUP, LLCUnchanged6.0MFeb 13, 2026
VANGUARD GROUP INCIncreased2.6MJan 29, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position2.5MMay 15, 2026
CLEARSTEAD ADVISORS, LLCNew Position2.3MMay 6, 2026
COMPREHENSIVE FINANCIAL MANAGEMENT LLCUnchanged2.2MFeb 17, 2026
COMPREHENSIVE FINANCIAL MANAGEMENT LLCUnchanged2.2MMay 15, 2026
AMAZON COM INCUnchanged1.5MFeb 10, 2026
AMAZON COM INCUnchanged1.5MMay 5, 2026
MILLENNIUM MANAGEMENT LLCIncreased1.3MMay 15, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.