Paul L. Berns

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Watertown, MA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Mark McDonnell, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Paul L. Berns

Form 4 holding Director

Jazz Pharmaceuticals plc

Security class
Ordinary Shares
Shares / value
8,290
Estimated value
$987,588
Report date
05 Aug 2021
Price
$119.13
Ownership
Direct
Form 4 holding Director, 10%+ Owner

Kardigan, Inc.

Security class
Common Stock
Shares / value
15,042,035
Estimated value
Report date
22 Jun 2026
Price
Ownership
By ARCH Venture Fund XIII, L.P.
Form 4 holding Title: Chief Executive Officer and Chairman of the Board, Director

Neumora Therapeutics, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
1,650,000
Estimated value
Report date
08 Jan 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director, 10%+ Owner

Kardigan, Inc.

Security class
Common Stock
Shares / value
20,706
Estimated value
Report date
22 Jun 2026
Price
Ownership
Direct
Form 4 holding Director

Unity Biotechnology, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
10,000
Estimated value
Report date
21 Jun 2024
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Metsera, Inc.

Security class
Restricted Stock Unit
Shares / value
4,031
Estimated value
Report date
13 Nov 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

EQRx, Inc.

Security class
Common Stock
Shares / value
0
Estimated value
Report date
09 Nov 2023
Price
$2.21
Ownership
Direct
Form 4 holding Director

EQRx, Inc.

Security class
Earn-out Shares
Shares / value
0
Estimated value
Report date
09 Nov 2023
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

EQRx, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
0
Estimated value
Report date
09 Nov 2023
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director, 10%+ Owner

Kardigan, Inc.

Security class
Series A Preferred Stock
Shares / value
0
Estimated value
Report date
17 Jun 2026
Price
Ownership
By ARCH Venture Fund XIII, L.P.
Underlying class
Common Stock
Underlying amount
Form 4 holding Director, 10%+ Owner

Kardigan, Inc.

Security class
Series B-1 Preferred Stock
Shares / value
0
Estimated value
Report date
17 Jun 2026
Price
Ownership
By ARCH Venture Fund XIII, L.P.
Underlying class
Common Stock
Underlying amount
Form 4 holding Director, 10%+ Owner

Kardigan, Inc.

Security class
Series B Preferred Stock
Shares / value
0
Estimated value
Report date
17 Jun 2026
Price
Ownership
By ARCH Venture Fund XIII, L.P.
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Metsera, Inc.

Security class
Series A Convertible Preferred Stock
Shares / value
0
Estimated value
Report date
03 Feb 2025
Price
Ownership
Indirect
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Metsera, Inc.

Security class
Series B Convertible Preferred Stock
Shares / value
0
Estimated value
Report date
03 Feb 2025
Price
Ownership
Indirect
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Metsera, Inc.

Security class
Stock Option (right to buy)
Shares / value
0
Estimated value
Report date
13 Nov 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Paul L. Berns

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