---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-132855"
form_type: "8-K"
ticker: "APVO"
cik: "0001671584"
company_name: "Aptevo Therapeutics Inc."
filed_at: "2024-12-03T23:59:59+00:00"
generated_at: "2026-05-29T09:55:18.787161+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Aptevo Therapeutics completes 1-for-37 reverse stock split effective December 3, 2024

## Summary
- Certificate of Amendment filed with Delaware; split effective at 5:01 p.m. ET on December 3, 2024.
- Every 37 pre-split shares combined into one share; par value unchanged; no fractional shares issued.
- Trading on Nasdaq Capital Market begins on split-adjusted basis December 4, 2024; new CUSIP 03835L 405.
- Proportionate adjustments made to stock options, RSUs, warrants, and equity plan reserves.
- Stockholders' percentage ownership unchanged except for fractional share cash payments.

## SEC filing metadata
- accession: 0000950170-24-132855
- form_type: 8-K
- ticker: APVO
- cik: 0001671584
- company_name: Aptevo Therapeutics Inc.
- filed_at: 2024-12-03T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1671584/000095017024132855/0000950170-24-132855-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1671584/000095017024132855/apvo-20241203.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-132855
- JSON: https://secwatch.observer/filing/0000950170-24-132855.json
- Plain text: https://secwatch.observer/filing/0000950170-24-132855.txt

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