Ruddy Marcella K.

Tectonic Therapeutic, Inc. · Chief Medical Officer

Ruddy Marcella K. is listed in filings as Chief Medical Officer at Tectonic Therapeutic, Inc.. This profile follows SEC Form 4 activity through May 6, 2026, including sale activity. Recent filings connect the profile to Tectonic Therapeutic, Inc. (TECX), Sionna Therapeutics, Inc. (SION), and Upstream Bio, Inc. (UPB). The current snapshot covers public activity from Jun 24, 2024 to May 6, 2026. Reported amounts are shown as $31.9K to $300.0K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.

Data sources and methodology

History Trades

CompanyValueActionPriceLast Price
Tectonic Therapeutic, Inc.TECX$31k1k sharesSellApr 1, 2026$31.05$30.43
Tectonic Therapeutic, Inc.TECX$300k10k sharesSellMar 6, 2026$30.00$30.43
Ruddy Marcella K. History Trades | TradingNote