---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-029528"
form_type: "8-K"
ticker: "ASTC"
cik: "0001001907"
company_name: "ASTROTECH Corp"
filed_at: "2022-12-21T23:59:59+00:00"
generated_at: "2026-06-21T00:38:18.700565+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Astrotech adopts limited-duration rights plan with 15% trigger after recent stock accumulations

## Summary
- Rights plan triggered if a person or group acquires 15% or more of ASTC common stock.
- Rights expire on December 20, 2023 (364-day term); record date for distribution is January 5, 2023.
- Upon trigger, rights held by the acquiring entity become void, causing significant dilution.
- Plan adopted to prevent rapid open-market accumulation without a premium to all stockholders.

## SEC filing metadata
- accession: 0001437749-22-029528
- form_type: 8-K
- ticker: ASTC
- cik: 0001001907
- company_name: ASTROTECH Corp
- filed_at: 2022-12-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 3.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1001907/000143774922029528/0001437749-22-029528-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1001907/000143774922029528/astc20221221b_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-029528
- JSON: https://secwatch.observer/filing/0001437749-22-029528.json
- Plain text: https://secwatch.observer/filing/0001437749-22-029528.txt

## Key facts
- Material Agreements
  ASTROTECH Corp entered into Rights Agreement with American Stock Transfer & Trust Company, LLC (effective 2022-12-21).
  - Action: entry
  - Counterparty: American Stock Transfer & Trust Company, LLC
  - Effective: 2022-12-21
  source text: On December 21, 2022, Astrotech Corporation, a Delaware corporation (the “Company”), entered into a Rights Agreement (the “Rights Agreement”) with American Stock Transfer & Trust Company, LLC, a New York limited liability company, as rights agent (the “Rights Agent”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1001907/000143774922029528/0001437749-22-029528-index.htm

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