---
schema_version: "secwatch.filing_event.v1"
accession: "0001079973-22-001579"
form_type: "8-K"
ticker: "ASTI"
cik: "0001350102"
company_name: "Ascent Solar Technologies, Inc."
filed_at: "2022-12-29T23:59:59+00:00"
generated_at: "2026-06-20T21:50:45.141128+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Director Felix Mantke resigns from Ascent Solar board

## Summary
- Felix Mantke resigned from the board of directors on December 23, 2022.
- Resignation was not due to any dispute or disagreement with the Company.
- No replacement director was announced.

## SEC filing metadata
- accession: 0001079973-22-001579
- form_type: 8-K
- ticker: ASTI
- cik: 0001350102
- company_name: Ascent Solar Technologies, Inc.
- filed_at: 2022-12-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1350102/000107997322001579/0001079973-22-001579-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1350102/000107997322001579/asti_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001079973-22-001579
- JSON: https://secwatch.observer/filing/0001079973-22-001579.json
- Plain text: https://secwatch.observer/filing/0001079973-22-001579.txt

## Key facts
- Executive change
  Felix Mantke resigned as Director at Ascent Solar Technologies, Inc..
  - Action: resigned
  - Role: Director
  source text: Felix Mantke resigned from the board of directors of Ascent Solar Technologies, Inc. (the “Company”) on December 23, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1350102/000107997322001579/0001079973-22-001579-index.htm

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