Alexander Cumbo

Insider Reports History

Location
Cambridge, MA
Signature
/s/ Kimberly Cornwell as attorney-in-fact for Alexander Cumbo
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Alexander Cumbo:

Form 4 holding President and CEO, Director

Solid Biosciences Inc.

Security class
Restricted Stock Units
Shares / value
60,063
Estimated value
$356,772
Report date
13 Feb 2026
Price
$3.96
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding President and CEO, Director

Solid Biosciences Inc.

Security class
Employee Stock Option (Right to Buy)
Shares / value
509,850
Estimated value
Report date
29 Jan 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Vor Biopharma Inc.

Security class
Stock Option (right to buy)
Shares / value
60,000
Estimated value
Report date
16 Jul 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Climb Bio, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
40,000
Estimated value
Report date
04 Jun 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding President and CEO, Director

Solid Biosciences Inc.

Security class
Performance Stock Units
Shares / value
0
Estimated value
Report date
29 Jan 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Alexander Cumbo

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Here you can make detailed settings or revoke your consent (in part if necessary) with effect for the future. For further information, please refer to our Privacy Policy .