Cloonan Michael

Sionna Therapeutics, Inc. ยท President & CEO

Cloonan Michael is listed in public filings as director, officer: President & CEO. This Cloonan Michael insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Sionna Therapeutics, Inc. (SION). Investors use Cloonan Michael's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Sionna Therapeutics, Inc.SION$17M436.1k sharesGrant / ExerciseJan 2, 2026$17.1M436.1k shares$39.21--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Sionna Therapeutics, Inc.SION$20M547.3k sharesSellOct 21, 2025$1.3M33.5k shares$37.31--
Sionna Therapeutics, Inc.SION$20M547.3k sharesSellOct 21, 2025$1.1M30k shares$35.63--
Sionna Therapeutics, Inc.SION$20M547.3k sharesSellOct 21, 2025$838.0K22.9k shares$36.60--
Sionna Therapeutics, Inc.SION$19M547.3k sharesSellOct 21, 2025$458.9K13.3k shares$34.44--
Sionna Therapeutics, Inc.SION$325k53.1k sharesGrant / ExerciseOct 21, 2025$204.9K33.5k shares$6.11--
Sionna Therapeutics, Inc.SION$669k109.6k sharesGrant / ExerciseOct 21, 2025$183.6K30k shares$6.11--
Sionna Therapeutics, Inc.SION$530k86.7k sharesGrant / ExerciseOct 21, 2025$139.9K22.9k shares$6.11--
Sionna Therapeutics, Inc.SION$853k139.6k sharesGrant / ExerciseOct 21, 2025$81.4K13.3k shares$6.11--
Sionna Therapeutics, Inc.SION$17M547.3k sharesSellOct 16, 2025$321.7K10.2k shares$31.46--
Sionna Therapeutics, Inc.SION$934k152.9k sharesGrant / ExerciseOct 16, 2025$1.2K200 shares$6.11--
Sionna Therapeutics, Inc.SION$936k153.1k sharesGrant / ExerciseOct 16, 2025$62.5K10.2k shares$6.11--
Sionna Therapeutics, Inc.SION$19M547.3k sharesSellOct 16, 2025$6.8K200 shares$34.00--
Sionna Therapeutics, Inc.SION$17M547.3k sharesSellOct 15, 2025$459.7K14.8k shares$31.11--
Sionna Therapeutics, Inc.SION$998k163.4k sharesGrant / ExerciseOct 15, 2025$90.3K14.8k shares$6.11--
Sionna Therapeutics, Inc.SION$16M547.3k sharesSellSep 29, 2025$231.5K7.8k shares$29.70--
Sionna Therapeutics, Inc.SION$1.1M178.1k sharesGrant / ExerciseSep 29, 2025$47.6K7.8k shares$6.11--
Sionna Therapeutics, Inc.SION$16M547.3k sharesSellSep 26, 2025$496.3K17.2k shares$28.85--
Sionna Therapeutics, Inc.SION$1.1M185.9k sharesGrant / ExerciseSep 26, 2025$105.1K17.2k shares$6.11--
Sionna Therapeutics, Inc.SION$14M547.3k sharesSellAug 27, 2025$185.7K7.4k shares$25.01--
Sionna Therapeutics, Inc.SION$1.2M203.1k sharesGrant / ExerciseAug 27, 2025$45.4K7.4k shares$6.11--
Sionna Therapeutics, Inc.SION$14M547.3k sharesSellAug 26, 2025$438.6K17.6k shares$24.96--
Sionna Therapeutics, Inc.SION$1.3M210.6k sharesGrant / ExerciseAug 26, 2025$107.4K17.6k shares$6.11--
Sionna Therapeutics, Inc.SION$12M547.3k sharesSellAug 20, 2025$568.8K25k shares$22.75--
Sionna Therapeutics, Inc.SION$1.4M228.1k sharesGrant / ExerciseAug 20, 2025$152.8K25k shares$6.11--