Nautilus Biotechnology, Inc. (NAUT) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-06-04
4:54 pm
Sale
2026-06-0213DNAUTILUS BIOTECHNOLOGY INC
NAUT
AH Bio Fund II, L.P.12,653,917
9.900%
-5,000,000decrease
(-28.32%)
Filing
History
2026-03-04
7:33 pm
Purchase
2026-03-0213DNAUTILUS BIOTECHNOLOGY INC
NAUT
Sujal Patel21,249,965
16.300%
952,233increase
(+4.69%)
Filing
History
2026-03-04
7:33 pm
Purchase
2026-03-0213DNAUTILUS BIOTECHNOLOGY INC
NAUT
Parag Mallick22,557,411
17.600%
293,500increase
(+1.32%)
Filing
History
2025-06-24
4:42 pm
Purchase
2025-06-2013DNAUTILUS BIOTECHNOLOGY INC
NAUT
Perceptive Advisors LLC12,815,113
10.100%
220,902increase
(+1.75%)
Filing
History
2025-03-05
4:57 pm
Purchase
2025-03-0313DNAUTILUS BIOTECHNOLOGY INC
NAUT
Parag Mallick22,263,911
17.400%
1,110,000increase
(+5.25%)
Filing
History
2025-03-05
4:54 pm
Purchase
2025-03-0313DNAUTILUS BIOTECHNOLOGY INC
NAUT
Sujal Patel20,297,732
15.700%
2,800,000increase
(+16.00%)
Filing
History
2025-01-31
9:06 pm
Unchanged
2025-01-3113DNAUTILUS BIOTECHNOLOGY INC
NAUT
Perceptive Advisors LLC12,594,211
10.000%
0
(Unchanged)
Filing
History
2024-11-14
4:31 pm
Unchanged
2024-11-1413DNAUTILUS BIOTECHNOLOGY INC
NAUT
Perceptive Advisors LLC12,594,211
10.000%
0
(Unchanged)
Filing
History
2023-11-16
9:18 pm
Purchase
2023-11-1513DNAUTILUS BIOTECHNOLOGY INC
NAUT
Perceptive Advisors LLC12,594,211
10.100%
3,683,060increase
(+41.33%)
Filing
History
2023-03-01
3:30 pm
Purchase
2023-02-2713DNAUTILUS BIOTECHNOLOGY INC
NAUT
Nautilus Biotechnology, Inc.
NAUT
18,947,732
15.000%
18,947,732increase
(New Position)
Filing
History
2023-02-13
4:15 pm
Purchase
2022-12-3113GNAUTILUS BIOTECHNOLOGY INC
NAUT
Cercano Management LLC7,172,985
5.800%
7,172,985increase
(New Position)
Filing
History
2022-02-14
4:11 pm
Purchase
2021-12-3113GNAUTILUS BIOTECHNOLOGY INC
NAUT
RA CAPITAL MANAGEMENT L.P.2,436,430
2.000%
1,436,430increase
(+143.64%)
Filing
History
2022-02-10
4:19 pm
Purchase
2021-12-3113GNAUTILUS BIOTECHNOLOGY INC
NAUT
VCVC V LLC7,172,985
5.800%
7,172,985increase
(New Position)
Filing
History
2021-08-25
8:58 pm
Purchase
2021-06-0913DNAUTILUS BIOTECHNOLOGY INC
NAUT
McIlwain Matthew S6,368,136
5.130%
6,368,136increase
(New Position)
Filing
History
2021-06-30
2:26 pm
Purchase
2021-06-0913DNAUTILUS BIOTECHNOLOGY INC
NAUT
AH Bio Fund II, L.P.17,653,917
14.200%
17,653,917increase
(New Position)
Filing
History
2021-06-21
5:00 pm
Purchase
2021-06-0913DNAUTILUS BIOTECHNOLOGY INC
NAUT
Perceptive Advisors LLC8,911,151
7.200%
8,911,151increase
(New Position)
Filing
History
2021-06-16
5:10 pm
Purchase
2021-06-0913DNAUTILUS BIOTECHNOLOGY INC
NAUT
Parag Mallick21,153,911
17.000%
21,153,911increase
(New Position)
Filing
History
2021-06-16
5:07 pm
Purchase
2021-06-0913DNAUTILUS BIOTECHNOLOGY INC
NAUT
Sujal Patel17,497,732
14.000%
17,497,732increase
(New Position)
Filing
History
2021-06-11
5:35 pm
Unchanged
2021-06-0913GNAUTILUS BIOTECHNOLOGY INC
NAUT
ARYA Sciences Holdings III4,146,500
3.300%
0
(Unchanged)
Filing
History