---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-072683"
form_type: "8-K"
ticker: "ORKA"
cik: "0000907654"
company_name: "Oruka Therapeutics, Inc."
filed_at: "2024-08-27T23:59:59+00:00"
generated_at: "2026-05-31T07:32:23.046410+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# ARCA sets special dividend at $1.613/share for Oruka merger; ex-date Aug 29

## Summary
- Special cash dividend of $1.613 per share payable on Aug 28 to holders of record Aug 26.
- Ex-dividend date set for Aug 29 due to dividend exceeding 25% of stock price; due bill period Aug 25-28.
- Merger with Oruka Therapeutics expected to close Aug 29; combined company to trade as ORKA on Nasdaq Global Market.
- Reverse stock split at 1-for-12 effective Sept 3, 2024, after merger close.

## SEC filing metadata
- accession: 0001213900-24-072683
- form_type: 8-K
- ticker: ORKA
- cik: 0000907654
- company_name: Oruka Therapeutics, Inc.
- filed_at: 2024-08-27T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/907654/000121390024072683/0001213900-24-072683-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/907654/000121390024072683/ea0212462-8k425_arcabio.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-072683
- JSON: https://secwatch.observer/filing/0001213900-24-072683.json
- Plain text: https://secwatch.observer/filing/0001213900-24-072683.txt

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