---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-297683"
form_type: "8-K"
ticker: null
cik: "0001293971"
company_name: "bluebird bio, Inc."
filed_at: "2023-12-18T23:59:59+00:00"
generated_at: "2026-06-07T11:13:04.101981+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# bluebird bio enters $100M accounts receivable factoring agreement to accelerate cash collection

## Summary
- Up to $100M revolving factoring facility, 90% advance rate on receivables for LYFGENIA, ZYNTEGLO, SKYSONA.
- Fee: prime rate + 1.35% on funded amount plus 0.05% collateral monitoring fee; proceeds for working capital.
- 12-month initial term, renewable annually; early termination fee 2% (first year) or 0.75% thereafter.
- Purchaser assumes credit risk; seller must repurchase ineligible or disputed accounts.
- Bylaws amended to adopt universal proxy rules and enhance disclosure for stockholder nominations.

## SEC filing metadata
- accession: 0001193125-23-297683
- form_type: 8-K
- cik: 0001293971
- company_name: bluebird bio, Inc.
- filed_at: 2023-12-18T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 2.03, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1293971/000119312523297683/0001193125-23-297683-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1293971/000119312523297683/d632206d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-297683
- JSON: https://secwatch.observer/filing/0001193125-23-297683.json
- Plain text: https://secwatch.observer/filing/0001193125-23-297683.txt

## Key facts
- Debt Financings
  bluebird bio, Inc. incurred debt of up to $100,000,000.00 with Alterna Capital Solutions LLC at prime rate plus 1.35% maturing 12 months.
  - Principal: up to $100,000,000.00
  - Counterparty: Alterna Capital Solutions LLC
  - Rate: prime rate plus 1.35%
  - Maturity: 12 months
  - Event: incurrence
  source text: The factoring facility provides for the Company to have access to up to $100,000,000.00 (the “Maximum Credit”) on a revolving basis
  evidence_url: https://www.sec.gov/Archives/edgar/data/1293971/000119312523297683/0001193125-23-297683-index.htm
- Governance Changes
  bluebird bio, Inc.: Amended and restated bylaws to address universal proxy rules, streamline stockholder nomination and proposal procedures, require proxy card color other than white, delete obsolete provisions, and make technical changes (effective 2023-12-14).
  - Change: bylaw amendment
  - Effective: 2023-12-14
  source text: On December 14, 2023, the Board of Directors (the “Board”) of the Company approved and adopted amendments to the Company’s amended and restated bylaws (as amended, the “Amended and Restated Bylaws”), which became effective the same day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1293971/000119312523297683/0001193125-23-297683-index.htm
- Material Agreements
  bluebird bio, Inc. entered into Agreement with Alterna Capital Solutions LLC valued at $100,000,000.00 (effective 2023-12-14).
  - Action: entry
  - Agreement: credit facility
  - Counterparty: Alterna Capital Solutions LLC
  - Value: $100,000,000.00
  - Effective: 2023-12-14
  source text: On December 14, 2023, bluebird bio, Inc. (the “Company”) entered into an accounts receivable factoring agreement (the “Agreement”) with Alterna Capital Solutions LLC (the “Buyer”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1293971/000119312523297683/0001193125-23-297683-index.htm

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