---
schema_version: "secwatch.filing_event.v1"
accession: "0001401708-23-000231"
form_type: "8-K"
ticker: null
cik: "0001401708"
company_name: "NS Wind Down Co., Inc."
filed_at: "2023-11-06T23:59:59+00:00"
generated_at: "2026-06-08T19:26:16.324535+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# NanoString exchanges $216M convertible notes for secured notes due 2026; Q3 revenue record $48.1M

## Summary
- Exchanged $216M (94%) of 2.625% Convertible Notes due 2025 for 6.95% Senior Secured Notes due 2026 and warrants for 16M shares at $1.69.
- Q3 revenue $48.1M (+63% YoY), above top end of guidance; spatial biology $28.9M, nCounter $19.2M.
- GAAP net loss $37.4M; non-GAAP net loss $21.2M; cash, equivalents & short-term investments $97.1M.
- FY2023 guidance narrowed: revenue $175-180M (from $175-185M); adjusted EBITDA loss widened to $80-85M (from $65-75M).
- Interest on new notes payable in-kind for first year at company's election; notes secured by substantially all assets.

## SEC filing metadata
- accession: 0001401708-23-000231
- form_type: 8-K
- cik: 0001401708
- company_name: NS Wind Down Co., Inc.
- filed_at: 2023-11-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.01, 2.02, 2.03, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/0001401708-23-000231-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/nstg-20231106.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001401708-23-000231
- JSON: https://secwatch.observer/filing/0001401708-23-000231.json
- Plain text: https://secwatch.observer/filing/0001401708-23-000231.txt

## Key facts
- Debt Financings
  NS Wind Down Co., Inc. incurred senior notes of approximately $216 million in aggregate principal amount with U.S. Bank Trust Company, National Association at 6.95% per annum maturing September 1, 2026.
  - Instrument: senior notes
  - Principal: approximately $216 million in aggregate principal amount
  - Counterparty: U.S. Bank Trust Company, National Association
  - Rate: 6.95% per annum
  - Maturity: September 1, 2026
  - Event: incurrence
  source text: On November 6, 2023, NanoString Technologies, Inc. (the “Company”) announced it had entered into a privately negotiated exchange agreement (the “Exchange Agreement”) with certain existing holders of its outstanding 2.625% Convertible Senior Notes due 2025 (the “2025 Notes”), pursuant to which the Company will exchange approximately $216 million aggregate principal amount of the outstanding 2025 Notes for (i) approximately $216 million in aggregate principal amount of the Company’s 6.95% Senior Secured Notes due 2026 (the “2026 Notes”) and (ii) warrants
  evidence_url: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/0001401708-23-000231-index.htm
- Earnings Releases
  NS Wind Down Co., Inc. reported third quarter ended September 30, 2023 results: revenue $48.1 million. Guidance reaffirmed.
  - Period: third quarter ended September 30, 2023
  - Revenue: $48.1 million
  - Guidance: reaffirmed
  - Result: reported results
  source text: Operating Results for Third Quarter of 2023 Completed Exchange Transaction with Convertible Note Holders Representing 94% of Outstanding Principal – Record Q3 Revenue of $48.1 Million, 63% Year on Year Growth and Above Upper End of Q3 Guidance Range – SEATTLE - November 6, 2023 - NanoString Technologies, Inc. (NASDAQ:NSTG), a leading provider of life science
  evidence_url: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/0001401708-23-000231-index.htm
- Material Agreements
  NS Wind Down Co., Inc. entered into Indenture with U.S. Bank Trust Company, National Association, as trustee and collateral agent.
  - Action: entry
  - Agreement: notes offering
  - Counterparty: U.S. Bank Trust Company, National Association, as trustee and collateral agent
  source text: The 2026 Notes are to be issued pursuant to an indenture among the Company, the subsidiary guarantors from time-to-time party thereto and U.S. Bank Trust Company, National Association, as trustee and collateral agent (the “Indenture”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/0001401708-23-000231-index.htm
- Material Agreements
  NS Wind Down Co., Inc. entered into Exchange Agreement with certain existing holders of its outstanding 2.625% Convertible Senior Notes due 2025 valued at $216 million aggregate principal amount (effective 2023-11-06).
  - Action: entry
  - Agreement: credit facility
  - Counterparty: certain existing holders of its outstanding 2.625% Convertible Senior Notes due 2025
  - Value: $216 million aggregate principal amount
  - Effective: 2023-11-06
  source text: On November 6, 2023, NanoString Technologies, Inc. (the “Company”) announced it had entered into a privately negotiated exchange agreement (the “Exchange Agreement”) with certain existing holders of its outstanding 2.625% Convertible Senior Notes due 2025
  evidence_url: https://www.sec.gov/Archives/edgar/data/1401708/000140170823000231/0001401708-23-000231-index.htm

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