---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-017917"
form_type: "8-K"
ticker: "HACQ"
cik: "0002089982"
company_name: "HCM IV Acquisition Corp."
filed_at: "2026-02-18T23:59:59+00:00"
generated_at: "2026-05-16T02:12:01.073252+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# HCM IV Acquisition Corp closes $287.5M SPAC IPO; full over-allotment exercise

## Summary
- IPO of 28,750,000 units at $10.00/unit; gross proceeds $287.5M (includes 3.75M units from full over-allotment).
- Private placement of 4,666,667 warrants to sponsor and underwriter at $1.50/warrant, raising $7.0M.
- $287.5M placed in trust account; held until business combination or redemption within 24 months.
- SPAC to focus on disruptive technology/innovations in financial services industry.
- Leadership: Shawn Matthews (CEO), Steven Bischoff (CFO), Shawn Matthews Jr. (President).

## SEC filing metadata
- accession: 0001213900-26-017917
- form_type: 8-K
- ticker: HACQ
- cik: 0002089982
- company_name: HCM IV Acquisition Corp.
- filed_at: 2026-02-18T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 3.02, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/ea0276892-8k_hcm4.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-017917
- JSON: https://secwatch.observer/filing/0001213900-26-017917.json
- Plain text: https://secwatch.observer/filing/0001213900-26-017917.txt

## Key facts
- Material Agreements
  HCM IV Acquisition Corp. entered into Underwriter Warrant Purchase Agreement with Cantor Fitzgerald & Co. (effective 2026-02-11).
  - Action: entry
  - Agreement: equity purchase
  - Counterparty: Cantor Fitzgerald & Co.
  - Effective: 2026-02-11
  source text: A Private Placement Warrants Purchase Agreement, dated February 11, 2026 (the “ Underwriter Warrant Purchase Agreement ,” and together with the Sponsor Warrant Purchase Agreement, the “ Warrant Purchase Agreements ”), by and between the Company and the Underwriter, a copy of which is attached as Exhibit 10.3(b) hereto and incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm
- Material Agreements
  HCM IV Acquisition Corp. entered into Warrant Agreement with Continental Stock Transfer & Trust Company (effective 2026-02-11).
  - Action: entry
  - Counterparty: Continental Stock Transfer & Trust Company
  - Effective: 2026-02-11
  source text: A Warrant Agreement, dated February 11, 2026, by and between the Company and Continental Stock Transfer & Trust Company, as warrant agent, a copy of which is attached as Exhibit 4.1 hereto and incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm
- Material Agreements
  HCM IV Acquisition Corp. entered into Sponsor Warrant Purchase Agreement with HCM Investor Holdings IV, LLC (effective 2026-02-11).
  - Action: entry
  - Agreement: equity purchase
  - Counterparty: HCM Investor Holdings IV, LLC
  - Effective: 2026-02-11
  source text: A Private Placement Warrants Purchase Agreement, dated February 11, 2026 (the “ Sponsor Warrant Purchase Agreement ”), by and between the Company and the Sponsor, a copy of which is attached as Exhibit 10.3(a) hereto and incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm
- Material Agreements
  HCM IV Acquisition Corp. entered into Registration Rights Agreement with HCM Investor Holdings IV, LLC and Cantor Fitzgerald & Co. (effective 2026-02-11).
  - Action: entry
  - Counterparty: HCM Investor Holdings IV, LLC and Cantor Fitzgerald & Co.
  - Effective: 2026-02-11
  source text: A Registration Rights Agreement, dated February 11, 2026, by and among the Company, the Company’s sponsor, HCM Investor Holdings IV, LLC (the “ Sponsor ”) and the Underwriter, a copy of which is attached as Exhibit 10.2 hereto and incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm
- Material Agreements
  HCM IV Acquisition Corp. entered into Underwriting Agreement with Cantor Fitzgerald & Co. (effective 2026-02-11).
  - Action: entry
  - Agreement: underwriting
  - Counterparty: Cantor Fitzgerald & Co.
  - Effective: 2026-02-11
  source text: An Underwriting Agreement, dated February 11, 2026, by and among the Company, Cantor Fitzgerald & Co. (the “ Underwriter ”), a copy of which is attached as Exhibit 1.1 hereto and incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2089982/000121390026017917/0001213900-26-017917-index.htm

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