---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-102598"
form_type: "8-K"
ticker: null
cik: "0001532346"
company_name: "Atreca, Inc."
filed_at: "2023-09-21T23:59:59+00:00"
generated_at: "2026-06-10T10:38:04.058096+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Atreca Terminates HQ Lease, Saves $13M/Year; CFO Departs; Cash Runway to Q1 2024

## Summary
- Lease termination with ARE-San Francisco No. 63, LLC; $5.1M payment; vacates by Nov 30, 2023; originally due April 2033.
- CFO Herb Cross resigns effective Sept 22, 2023, to pursue external opportunity; CEO John Orwin named principal financial officer.
- VP Finance Rick Ruiz appointed principal accounting officer; base salary $350,000 + $125,000 retention bonus through Feb 29, 2024.
- Lease termination reduces annual expenditures ~$13M; cash runway extended through Q1 2024; company evaluating strategic transactions.

## SEC filing metadata
- accession: 0001104659-23-102598
- form_type: 8-K
- cik: 0001532346
- company_name: Atreca, Inc.
- filed_at: 2023-09-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.02, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/0001104659-23-102598-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/tm2326529d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-102598
- JSON: https://secwatch.observer/filing/0001104659-23-102598.json
- Plain text: https://secwatch.observer/filing/0001104659-23-102598.txt

## Key facts
- Executive change
  Herbert Cross resigned as Chief Financial Officer at Atreca, Inc..
  - Action: resigned
  - Role: Chief Financial Officer
  source text: On September 15, 2023, Herbert Cross, Chief Financial Officer of the Company, resigned from his position, effective September 22, 2023 (the “ Separation Date ”), to pursue a new business opportunity.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/0001104659-23-102598-index.htm
- Executive change
  John A. Orwin was appointed as principal financial officer at Atreca, Inc..
  - Action: appointed
  - Role: principal financial officer
  source text: John A. Orwin, Chief Executive Officer of the Company, was appointed to serve as the principal financial officer of the Company, effective as of the Separation Date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/0001104659-23-102598-index.htm
- Executive change
  Rick Ruiz was appointed as principal accounting officer at Atreca, Inc..
  - Action: appointed
  - Role: principal accounting officer
  source text: the Board of Directors of the Company (the “ Board ”) approved the appointment of Rick Ruiz, Vice President of Finance of the Company, to serve as the principal accounting officer of the Company, effective as of the Separation Date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/0001104659-23-102598-index.htm
- Material Agreements
  Atreca, Inc. terminated Lease Modification Agreement with ARE-San Francisco No. 63, LLC valued at $5.1 million (effective 2023-09-20).
  - Action: termination
  - Agreement: lease
  - Counterparty: ARE-San Francisco No. 63, LLC
  - Value: $5.1 million
  - Effective: 2023-09-20
  source text: On September 20, 2023, Atreca, Inc., a Delaware corporation (the “ Company ”), entered into an Agreement for Modification of Lease and Voluntary Surrender of Premises (the “ Lease Modification Agreement ”) with ARE-San Francisco No. 63, LLC, a Delaware limited liability company (the “ Landlord ”), to terminate that certain Lease Agreement dated as of July 17, 2019
  evidence_url: https://www.sec.gov/Archives/edgar/data/1532346/000110465923102598/0001104659-23-102598-index.htm

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