---
schema_version: "secwatch.filing_event.v1"
accession: "0001739410-25-000041"
form_type: "8-K"
ticker: "RLYB"
cik: "0001739410"
company_name: "Rallybio Corp"
filed_at: "2025-03-13T23:59:59+00:00"
generated_at: "2026-05-24T21:27:21.436733+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Rallybio reduces ATM offering cap from $100M to $9.55M under Sales Agreement with TD Cowen

## Summary
- Amendment reduces aggregate offering price from $100,000,000 to $9,550,000.
- As of March 13, 2025, no shares have been sold under the Sales Agreement.
- TD Cowen receives up to 3.0% commission on gross proceeds in at-the-market sales.
- Sales limited by public float rule: cannot exceed one-third of non-affiliate market value if public float <$75M.

## SEC filing metadata
- accession: 0001739410-25-000041
- form_type: 8-K
- ticker: RLYB
- cik: 0001739410
- company_name: Rallybio Corp
- filed_at: 2025-03-13T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1739410/000173941025000041/0001739410-25-000041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1739410/000173941025000041/rlyb-20250313.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001739410-25-000041
- JSON: https://secwatch.observer/filing/0001739410-25-000041.json
- Plain text: https://secwatch.observer/filing/0001739410-25-000041.txt

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