Marcella K. Ruddy

Insider Reports History

Location
Watertown, MA
Signature
/s/ Daniel Lochner, Attorney-in-Fact
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 Marcella K. Ruddy:

Form 4 holding Director

Sionna Therapeutics, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
39,919
Estimated value
Report date
06 Feb 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Chief Medical Officer

Tectonic Therapeutic, Inc.

Security class
Employee Stock Option (Right to Buy)
Shares / value
24,250
Estimated value
Report date
04 Mar 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Sionna Therapeutics, Inc.

Security class
Non-Qualified Stock Option (right to buy)
Shares / value
19,959
Estimated value
Report date
12 Jun 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

Upstream Bio, Inc.

Security class
Stock Option (Right to Buy)
Shares / value
17,096
Estimated value
Report date
10 Jun 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Marcella K. Ruddy

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