Velarion · Company Intelligence
CompBrief
Fiscal year 2025

Michael Cloonan — FY2025 total compensation $6,981,217

Michael Cloonan is President and Chief Executive Officer of Sionna Therapeutics, Inc. (SION). The company reported total compensation of $6,981,217 for fiscal year 2025.

01

Fiscal year 2025 compensation

Salary$646,580
Bonus$0
Stock awards$0
Option awards$5,950,575
Non-equity incentive plan$374,062
Pension and non-qualified deferred compensation$0
All other compensation$10,000
Total$6,981,217

A dash means the company reported no figure in that column; 0 means it reported zero. Figures are as printed, without adjustment.

Cited to the compensation disclosure Sionna Therapeutics, Inc. filed April 27, 2026, accession 0001628280-26-027489.

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History — every fiscal year held

Fiscal yearRoleSalaryBonusStock awardsOption awardsNon-equity incentivePension / NQDCAll otherTotal
FY2025President and Chief Executive Officer$646,580$0$0$5,950,575$374,062$0$10,000$6,981,217
FY2024President and Chief Executive Officer$506,189$0$0$2,942,192$278,404$0$0$3,726,785

Totals as disclosed in each year's own compensation disclosure for Sionna Therapeutics, Inc..

04

The other named executive officers of Sionna Therapeutics, Inc.

Named executive officerRoleFY2025 total
Michael Cloonan this pagePresident and Chief Executive Officer$6,981,217
Caroline Stark BeerChief Business Officer$5,592,896
Elena RidloffChief Financial Officer$2,857,367

The company's named executive officers for fiscal year 2025, and what it reported for each. See the full Sionna Therapeutics, Inc. compensation brief.

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The company page

Michael Cloonan's compensation sits inside Sionna Therapeutics, Inc.'s full executive and board picture — the peer group, pay against peers, incentive design and the board itself.

The Sionna Therapeutics, Inc. (SION) compensation brief