---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-018840"
form_type: "8-K"
ticker: "TECX"
cik: "0001681087"
company_name: "Tectonic Therapeutic, Inc."
filed_at: "2025-02-03T23:59:59+00:00"
generated_at: "2026-05-27T04:00:16.881838+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Tectonic raises $185M via PIPE of 3.69M shares to fund clinical pipeline

## Summary
- Gross proceeds ~$185M; 3,689,465 shares at $50.00 (fund investors) and $54.14 (officer/directors).
- Expected close Feb 5, 2025; net proceeds for TX45, TX2100, discovery platform, and working capital.
- New and existing investors include Adage Capital, Ally Bridge, Deep Track, EcoR1, Farallon, and others.
- TD Cowen, Leerink, Piper Sandler, Wells Fargo acted as placement agents; resale registration to be filed.

## SEC filing metadata
- accession: 0001193125-25-018840
- form_type: 8-K
- ticker: TECX
- cik: 0001681087
- company_name: Tectonic Therapeutic, Inc.
- filed_at: 2025-02-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1681087/000119312525018840/0001193125-25-018840-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1681087/000119312525018840/d843684d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-018840
- JSON: https://secwatch.observer/filing/0001193125-25-018840.json
- Plain text: https://secwatch.observer/filing/0001193125-25-018840.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.