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Nautilus Biotechnology, Inc.

NAUT Net buying
CIK 0001808805 #4256 in the set updated 17 Sep 2026
Bought (120 mo)
$64.85M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$11.98M
$0.00 on a plan · $234.61K straight out of an exercise
Sold at will
$11.75M
2 of 4 sales
Net
+$52.87M
+$53.10M against sales at will

By person

15 insiders · 51 transactions
45.5×

Sujal Patel holds 45.5 times base salary in stock. $24.36M of shares against $535.00K in salary for 2025.

Salary from the company's own proxy. The shares are what Sujal Patel last reported holding, valued at $2.35, the price Common Stock was last bought or sold at on the open market here, on 2 Jun 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
PERCEPTIVE ADVISORS LLC entity
Director
$61.07M (5)
+$61.07M
19,009,315
$44.67M
+92.0%
AH Equity Partners Bio II, L.L.C. entity
10% owner
$11.75M (2)
−$11.75M
971,885
$2.28M
−83.7%
Patel Sujal M
CEO, President, and Secretary
$2.12M (16)
+$2.12M
10,366,721
$24.36M
+7.8%
McIlwain Matthew S
Director
$814.93K (4)
+$814.93K
6,479,845
$15.23M
+2.2%
Mowry Anna
CFO and Treasurer
$270.39K (5)
+$270.39K
83,000
$195.05K
+564.0%
Godwin Mary E.
Senior VP, Operations
$234.61K (2) scheduled
−$234.61K
0
$0.00
Posard Matthew L.
Director
$225.51K (4)
+$225.51K
50,000
$117.50K
Sankar Subramanian
Senior VP, Product Development
$193.60K (4)
+$193.60K
91,250
$214.44K
+7,200%
Murphy Matthew B.
General Counsel
$79.10K (4)
+$79.10K
108,280
$254.46K
+71.1%
Weld Gwen E
Chief People Officer
$60.77K (1)
+$60.77K
30,000
$70.50K
Mallick Parag
Chief Scientist
$9.89K (2)
+$9.89K
20,493,392
$48.16M
−0.9%
Suzuki Kentaro
Chief Marketing Officer
$5.96K (1)
+$5.96K
4,000
$9.40K
ALTMAN MICHAEL SETH
Director
998,000
$2.35M
Stone Adam Leo
Chief Executive Officer
499,000
$1.17M
ARYA Sciences Holdings III entity
10% owner
499,000
$1.17M

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Insider
Date
Role
Action
Shares
Price
Amount
AH Equity Partners Bio II, L.L.C.
2 Jun 2026
10% owner
Sell indirect
384,026
$2.35
$902.46K
AH Equity Partners Bio II, L.L.C.
2 Jun 2026
10% owner
Sell indirect
4,615,974
$2.35
$10.85M
Patel Sujal M
4 Mar 2026
CEO, President, and Secretary
Buy
25,000
$2.61
$65.24K
Suzuki Kentaro
6 Nov 2025
Chief Marketing Officer
Buy
4,000
$1.49
$5.96K
Patel Sujal M
8 Sep 2025
CEO, President, and Secretary
Buy
83,500
$0.68
$57.03K
Patel Sujal M
5 Sep 2025
CEO, President, and Secretary
Buy
116,500
$0.67
$78.54K
Murphy Matthew B.
4 Sep 2025
General Counsel
Buy indirect
20,000
$0.64
$12.86K
Mowry Anna
29 May 2025
CFO and Treasurer
Buy
15,000
$0.77
$11.49K
Mallick Parag
12 May 2025
Chief Scientist
Buy
1,500
$0.73
$1.10K
Mallick Parag
8 May 2025
Chief Scientist
Buy
12,000
$0.73
$8.79K
Patel Sujal M
20 Mar 2025
CEO, President, and Secretary
Buy
23,933
$1.00
$23.89K
Patel Sujal M
19 Mar 2025
CEO, President, and Secretary
Buy
53,300
$0.99
$53.03K
Godwin Mary E.
23 Sep 2024
Senior VP, Operations
Sold after exercise
47,031
$2.87
$134.74K
Godwin Mary E.
17 Sep 2024
Senior VP, Operations
Sold after exercise
35,000
$2.85
$99.87K
Patel Sujal M
11 Mar 2024
CEO, President, and Secretary
Buy
12,044
$2.84
$34.22K
Patel Sujal M
8 Mar 2024
CEO, President, and Secretary
Buy
2,430
$2.99
$7.26K
Patel Sujal M
7 Mar 2024
CEO, President, and Secretary
Buy
18,854
$2.89
$54.42K
Patel Sujal M
6 Mar 2024
CEO, President, and Secretary
Buy
9,267
$2.70
$25.03K
Patel Sujal M
5 Mar 2024
CEO, President, and Secretary
Buy
7,405
$2.65
$19.60K
Sankar Subramanian
27 Sep 2022
Senior VP, Product Development
Buy
5,000
$2.03
$10.15K
Sankar Subramanian
26 Sep 2022
Senior VP, Product Development
Buy
10,000
$2.03
$20.25K
Weld Gwen E
23 Sep 2022
Chief People Officer
Buy
30,000
$2.03
$60.77K
Sankar Subramanian
16 Sep 2022
Senior VP, Product Development
Buy
35,000
$2.16
$75.45K
Sankar Subramanian
15 Sep 2022
Senior VP, Product Development
Buy
40,000
$2.19
$87.75K
Mowry Anna
19 Aug 2022
CFO and Treasurer
Buy
17,500
$2.30
$40.22K
Murphy Matthew B.
15 Aug 2022
General Counsel
Buy indirect
7,500
$2.84
$21.31K
Murphy Matthew B.
12 Aug 2022
General Counsel
Buy indirect
2,500
$2.85
$7.13K
Patel Sujal M
8 Aug 2022
CEO, President, and Secretary
Buy
8,346
$2.93
$24.44K
Patel Sujal M
5 Aug 2022
CEO, President, and Secretary
Buy
41,654
$2.92
$121.65K
Mowry Anna
27 Jun 2022
CFO and Treasurer
Buy
5,500
$2.75
$15.12K
Patel Sujal M
9 May 2022
CEO, President, and Secretary
Buy
50,000
$3.96
$198.00K
Patel Sujal M
4 Mar 2022
CEO, President, and Secretary
Exercised, kept
100
$10.00
$1.00K
Patel Sujal M
3 Mar 2022
CEO, President, and Secretary
Buy
50,000
$3.60
$179.89K
PERCEPTIVE ADVISORS LLC
8 Dec 2021
Director
Buy indirect
200,000
$5.36
$1.07M
Posard Matthew L.
1 Dec 2021
Director
Buy
10,000
$4.45
$44.49K
Posard Matthew L.
1 Dec 2021
Director
Buy
10,000
$4.46
$44.61K
Posard Matthew L.
1 Dec 2021
Director
Buy
10,000
$4.50
$45.00K
Patel Sujal M
1 Dec 2021
CEO, President, and Secretary
Buy
88,022
$4.73
$416.40K
Posard Matthew L.
30 Nov 2021
Director
Buy
20,000
$4.57
$91.40K
Patel Sujal M
30 Nov 2021
CEO, President, and Secretary
Buy
161,978
$4.72
$764.78K
Mowry Anna
24 Nov 2021
CFO and Treasurer
Buy
15,000
$4.58
$68.63K
McIlwain Matthew S
15 Nov 2021
Director
Buy
100,000
$5.30
$529.89K
McIlwain Matthew S
26 Aug 2021
Director
Buy
11,709
$7.71
$90.31K
McIlwain Matthew S
25 Aug 2021
Director
Buy
11,693
$7.74
$90.46K
McIlwain Matthew S
24 Aug 2021
Director
Buy
13,568
$7.68
$104.27K
Murphy Matthew B.
13 Aug 2021
General Counsel
Buy indirect
5,000
$7.56
$37.81K
Mowry Anna
12 Aug 2021
CFO and Treasurer
Buy
17,500
$7.71
$134.93K
PERCEPTIVE ADVISORS LLC
9 Jun 2021
Former Director
Buy indirect
5,500,000
$10.00
$55.00M
PERCEPTIVE ADVISORS LLC
3 Jun 2021
Director
Buy indirect
330,050
$10.05
$3.32M
PERCEPTIVE ADVISORS LLC
24 May 2021
Former Director
Buy
7,063
$10.05
$70.98K
PERCEPTIVE ADVISORS LLC
20 May 2021
Director
Buy indirect
159,925
$10.05
$1.61M

What was left out

Form 4 filings counted 115
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 8
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 2
Sales at will 2
Transactions with no price 0
Shares from compensation/vesting 9,358,744
History held since 11 Aug 2020