---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-021453"
form_type: "8-K"
ticker: "ASTC"
cik: "0001001907"
company_name: "ASTROTECH Corp"
filed_at: "2023-08-01T23:59:59+00:00"
generated_at: "2026-06-12T16:29:29.395402+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Astrotech board amends bylaws to adopt universal proxy rules and update nomination procedures

## Summary
- Board approved amendments effective July 31, 2023, addressing Rule 14a-19 universal proxy rules.
- Stockholders soliciting proxies must use non-white proxy cards; white cards reserved for board.
- Updated advance notice provisions for director nominations, extending informational requirements to related persons.
- Aligned with recent amendments to Delaware General Corporation Law on adjournment and stockholder list.
- Clarified Board powers to prescribe rules, regulations and procedures for stockholder meetings.

## SEC filing metadata
- accession: 0001437749-23-021453
- form_type: 8-K
- ticker: ASTC
- cik: 0001001907
- company_name: ASTROTECH Corp
- filed_at: 2023-08-01T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1001907/000143774923021453/0001437749-23-021453-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1001907/000143774923021453/astc20230801_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-021453
- JSON: https://secwatch.observer/filing/0001437749-23-021453.json
- Plain text: https://secwatch.observer/filing/0001437749-23-021453.txt

## Key facts
- Governance Changes
  ASTROTECH Corp: Amended and restated bylaws to address universal proxy rules and update procedural requirements (effective 2023-07-31).
  - Change: bylaw amendment
  - Effective: 2023-07-31
  source text: On July 31, 2023, the Board of Directors (the “Board”) of Astrotech Corporation (the “Company”) approved and adopted amendments (the “Amendments”) to the Bylaws of the Company (as amended, the “Amended and Restated Bylaws”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1001907/000143774923021453/0001437749-23-021453-index.htm

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