---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-035229"
form_type: "8-K"
ticker: "PRKR"
cik: "0000914139"
company_name: "PARKERVISION INC"
filed_at: "2023-12-22T23:59:59+00:00"
generated_at: "2026-06-07T08:38:28.097466+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# ParkerVision extends warrant expiration to June 2025 for Brickell Key Investments

## Summary
- Warrant amendment extends expiration from Dec 20, 2023 to June 20, 2025.
- Warrant originally covered up to 5M shares at $0.16; 2M already exercised, 3M remain.
- All other terms unchanged, including call provision at 2x exercise price for 5 consecutive days.
- Shares underlying warrant previously registered on Form S-1 (File No. 333-2330888).

## SEC filing metadata
- accession: 0001437749-23-035229
- form_type: 8-K
- ticker: PRKR
- cik: 0000914139
- company_name: PARKERVISION INC
- filed_at: 2023-12-22T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/914139/000143774923035229/0001437749-23-035229-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/914139/000143774923035229/prkr20231222d_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-035229
- JSON: https://secwatch.observer/filing/0001437749-23-035229.json
- Plain text: https://secwatch.observer/filing/0001437749-23-035229.txt

## Key facts
- Material Agreements
  PARKERVISION INC amended Amendment with Brickell Key Investments LP (effective 2023-12-18).
  - Action: amendment
  - Agreement: equity purchase
  - Counterparty: Brickell Key Investments LP
  - Effective: 2023-12-18
  source text: On December 18, 2023, ParkerVision, Inc. (the "Company") entered into a Common Stock Purchase Warrant Amendment (the “Amendment”) with Brickell Key Investments LP ("Brickell"), that modified a December 20, 2018, warrant agreement between the parties for the purchase of up to 5,000,000 shares of the Company’s common stock at $0.16 per share (the “Warrant”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/914139/000143774923035229/0001437749-23-035229-index.htm

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