---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-065635"
form_type: "8-K"
ticker: "AMPX"
cik: "0001899287"
company_name: "Amprius Technologies, Inc."
filed_at: "2022-03-04T23:59:59+00:00"
generated_at: "2026-06-27T01:43:33.859280+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Kensington Capital IV closes $230M SPAC IPO; 23M units at $10, over-allotment exercised in full

## Summary
- IPO of 23M units at $10/unit generated $230M gross proceeds; underwriter over-allotment option exercised for 3M units.
- Sponsor purchased 16M private placement warrants at $0.50/warrant, yielding $8M; warrants exercisable at $11.50/share.
- Net IPO proceeds of $230M placed in trust account with Continental Stock Transfer; funds held until business combination or 24-month deadline.
- Six new directors appointed to board (LaSorda, Nason, Pettersson, Quain, Runkle, Simoncini); audit, compensation, and governance committees formed.
- Company filed amended and restated memorandum and articles of association post-IPO.

## SEC filing metadata
- accession: 0001193125-22-065635
- form_type: 8-K
- ticker: AMPX
- cik: 0001899287
- company_name: Amprius Technologies, Inc.
- filed_at: 2022-03-04T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 3.02, 5.02, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/d279415d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-065635
- JSON: https://secwatch.observer/filing/0001193125-22-065635.json
- Plain text: https://secwatch.observer/filing/0001193125-22-065635.txt

## Key facts
- Executive change
  Nicole Nason was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- Executive change
  Thomas LaSorda was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- Executive change
  Mitchell Quain was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- Executive change
  Matthew Simoncini was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- Executive change
  Donald L. Runkle was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm
- Executive change
  Anders Pettersson was appointed as Director at Amprius Technologies, Inc..
  - Action: appointed
  - Role: Director
  source text: On March 1, 2022, in connection with the IPO, Thomas LaSorda, Nicole Nason, Anders Pettersson, Mitchell Quain, Donald L. Runkle and Matthew Simoncini (the “New Directors” and, collectively with Justin Mirro, the “Directors”) were appointed to the board of directors of the Company (the “Board”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1899287/000119312522065635/0001193125-22-065635-index.htm

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