Michael Cloonan - 06 Feb 2025 Form 4 Insider Report for Sionna Therapeutics, Inc. (SION)

Signature
/s/ Jennifer Fitzpatrick, Attorney-in-Fact
Issuer symbol
SION
Transactions as of
06 Feb 2025
Net transactions value
$0
Form type
4
Filing time
10 Feb 2025, 16:05:11 UTC
Previous filing
02 Oct 2024
Next filing
03 Jun 2025

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SION Stock Option (Right to Buy) Award $0 +450,252 $0.000000 450,252 06 Feb 2025 Common Stock 450,252 $18.00 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares underlying this option vest in forty-eight equal monthly installments following February 6, 2025, subject to the Reporting Person's continued service on each such vesting date.