---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-25-046475"
form_type: "8-K"
ticker: null
cik: "0001842718"
company_name: "INTEGRAL AD SCIENCE HOLDING CORP."
filed_at: "2025-12-23T23:59:59+00:00"
generated_at: "2026-05-16T12:17:34.272079+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Integral Ad Science completes $1.9B acquisition by Novacap; stockholders to receive $10.30/share

## Summary
- All-cash merger valued at ~$1.9B enterprise; equity purchase price ~$1.6B.
- Shareholders receive $10.30 per share; stock ceased trading on Nasdaq.
- CEO Lisa Utzschneider awarded $4M retention bonus; CFO Alpana Wegner $0.6M.
- Entire board of directors resigned; new directors appointed from Merger Sub.
- Prior credit agreement terminated; new $X credit facility entered with RBC.

## SEC filing metadata
- accession: 0001140361-25-046475
- form_type: 8-K
- cik: 0001842718
- company_name: INTEGRAL AD SCIENCE HOLDING CORP.
- filed_at: 2025-12-23T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 1.02, 2.01, 3.03, 5.01, 5.02, 5.03, 2.03, 3.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1842718/000114036125046475/0001140361-25-046475-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1842718/000114036125046475/ef20061707_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-25-046475
- JSON: https://secwatch.observer/filing/0001140361-25-046475.json
- Plain text: https://secwatch.observer/filing/0001140361-25-046475.txt

## Source-grounded claims
- claim_id: 2dcf40650383a58908ac4788c5141f68ca8c1aae
  claim: INTEGRAL AD SCIENCE HOLDING CORP.: Amended and restated certificate of incorporation at Effective Time pursuant to merger.
  evidence_excerpt: Pursuant to the terms of the Merger Agreement, at the Effective Time and by virtue of the Merger, the certificate of incorporation of the Company, as in effect immediately prior to the Effective Time, was amended and restated in its entirety
  evidence_url: https://www.sec.gov/Archives/edgar/data/1842718/000114036125046475/0001140361-25-046475-index.htm
- claim_id: fff2bbc7adf0c4d0f8af525b84460745c0e60ccb
  claim: INTEGRAL AD SCIENCE HOLDING CORP.: Bylaws of surviving corporation were amended and restated in their entirety after Effective Time.
  evidence_excerpt: Immediately after the Effective Time, the bylaws of the surviving corporation were amended and restated in their entirety
  evidence_url: https://www.sec.gov/Archives/edgar/data/1842718/000114036125046475/0001140361-25-046475-index.htm

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