---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-030711"
form_type: "8-K"
ticker: "ZURA"
cik: "0001855644"
company_name: "Zura Bio Ltd"
filed_at: "2023-03-10T23:59:59+00:00"
generated_at: "2026-06-18T05:51:22.239669+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# JATT Acquisition amends forward purchase agreement; Athanor commits $45M backstop, gets 2.5M additional shares

## Summary
- Amendment No. 2 to Forward Purchase Agreement signed March 8, 2023 with Athanor funds.
- Athanor commits $45M total: $30M for 3M forward shares plus $15M backstop for excess redemptions.
- Athanor can purchase up to 1.5M backstop shares from company at $10/share if redemptions exceed thresholds.
- Athanor receives additional 2.5M Class A shares upon closing of Zura Bio combination.
- Post-combination, Hana holds 5.4M shares; Willow and Stone Peach hold 2.7M each; no lock-up on their shares.

## SEC filing metadata
- accession: 0001104659-23-030711
- form_type: 8-K
- ticker: ZURA
- cik: 0001855644
- company_name: Zura Bio Ltd
- filed_at: 2023-03-10T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1855644/000110465923030711/0001104659-23-030711-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1855644/000110465923030711/tm239063d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-030711
- JSON: https://secwatch.observer/filing/0001104659-23-030711.json
- Plain text: https://secwatch.observer/filing/0001104659-23-030711.txt

## Key facts
- Material Agreements
  Zura Bio Ltd amended Amendment No. 2 to Forward Purchase Agreement with Athanor Master Fund, LP and Athanor International Master Fund, LP valued at up to $15,000,000 (effective 2023-03-08).
  - Action: amendment
  - Agreement: equity purchase
  - Counterparty: Athanor Master Fund, LP and Athanor International Master Fund, LP
  - Value: up to $15,000,000
  - Effective: 2023-03-08
  source text: On March 8, 2023, JATT Acquisition Corp (the “Company” or “JATT”), Athanor Master Fund, LP, and Athanor International Master Fund, LP (collectively, the “Purchasers”) entered into Amendment No. 2 to Forward Purchase Agreement and Related Agreements, pursuant to which, among other things, the Purchasers agreed to purchase up to 1,500,000 shares of JATT’s Class A ordinary shares (“Class A Shares”) from the Company for an aggregate purchase price of up to $15,000,000 in the event that redemptions exceed certain thresholds.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1855644/000110465923030711/0001104659-23-030711-index.htm

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