Ruddy Marcella K.

Tectonic Therapeutic, Inc. · Chief Medical Officer

Ruddy Marcella K. is listed in public filings as officer: Chief Medical Officer. This Ruddy Marcella K. 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 Tectonic Therapeutic, Inc. (TECX), Sionna Therapeutics, Inc. (SION), and Upstream Bio, Inc. (UPB). Investors use Ruddy Marcella K.'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
Tectonic Therapeutic, Inc.TECX$2.0M67.7k sharesSellMay 4, 2026$31.9K1.1k shares$30.00--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Tectonic Therapeutic, Inc.TECX$2.1M68.7k sharesSellApr 1, 2026$31.1K1k shares$31.05--
Tectonic Therapeutic, Inc.TECX$2.1M69.7k sharesSellMar 6, 2026$300.0K10k shares$30.00--
Tectonic Therapeutic, Inc.TECX$665k24.3k sharesGrant / ExerciseMar 4, 2026$664.7K24.3k shares$27.41--
Tectonic Therapeutic, Inc.TECX--79.7k sharesGrant / ExerciseMar 4, 2026Disclosure amount unavailable26.5k shares----
Tectonic Therapeutic, Inc.TECX$1.2M53.2k sharesGrant / ExerciseFeb 4, 2026$47.9K2.1k shares$23.22--
Tectonic Therapeutic, Inc.TECX--55.3k sharesGrant / ExerciseSep 25, 2025Disclosure amount unavailable5.4k shares----
Tectonic Therapeutic, Inc.TECX$143k9.8k sharesGrant / ExerciseSep 25, 2025$143.4K9.8k shares$14.71--
Sionna Therapeutics, Inc.SION$339k20k sharesGrant / ExerciseJun 12, 2025$339.1K20k shares$16.99--
Upstream Bio, Inc.UPB$198k17.1k sharesGrant / ExerciseJun 10, 2025$198.1K17.1k shares$11.59--
Tectonic Therapeutic, Inc.TECX$1.6M32.5k sharesGrant / ExerciseFeb 4, 2025$1.6M32.5k shares$48.01--
Tectonic Therapeutic, Inc.TECX--49.9k sharesGrant / ExerciseFeb 4, 2025Disclosure amount unavailable17.9k shares----
Tectonic Therapeutic, Inc.TECX$1.4M81.7k sharesGrant / ExerciseJun 20, 2024$1.4M81.7k shares$16.80--
Tectonic Therapeutic, Inc.TECX--32.1k sharesGrant / ExerciseJun 20, 2024Disclosure amount unavailable32.1k shares----
Tectonic Therapeutic, Inc.TECX$105k43.9k sharesGrant / ExerciseJun 20, 2024$104.6K43.9k shares$2.38--
Tectonic Therapeutic, Inc.TECX$101k18.7k sharesGrant / ExerciseJun 20, 2024$100.6K18.7k shares$5.38--