---
schema_version: "secwatch.filing_event.v1"
accession: "0000936468-23-000112"
form_type: "8-K"
ticker: "LMT"
cik: "0000936468"
company_name: "LOCKHEED MARTIN CORP"
filed_at: "2023-09-06T23:59:59+00:00"
generated_at: "2026-06-10T23:44:30.311172+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Lockheed updates F-35 TR-3 schedule; first delivery now expected between Apr-Jun 2024

## Summary
- Expect to deliver 97 aircraft in 2023, all in TR-2 configuration; no impact to 2023 financial outlook.
- Producing F-35s at rate of 156 per year; continue pace while finalizing TR-3 software development and testing.
- First TR-3 jet delivery delayed to April-June 2024, subject to hardware availability and customer acceptance.
- 2024 delivery outlook will depend on timing of first TR-3 delivery and acceptance process.

## SEC filing metadata
- accession: 0000936468-23-000112
- form_type: 8-K
- ticker: LMT
- cik: 0000936468
- company_name: LOCKHEED MARTIN CORP
- filed_at: 2023-09-06T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/936468/000093646823000112/0000936468-23-000112-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/936468/000093646823000112/lmt-20230906.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000936468-23-000112
- JSON: https://secwatch.observer/filing/0000936468-23-000112.json
- Plain text: https://secwatch.observer/filing/0000936468-23-000112.txt

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