DEFM14C: Integral Ad Science to Go Private in $10.30/Share Cash Deal

Integral Ad Science Holding Corp. will be acquired by affiliates of Novacap Management Inc. for $10.30 per share in an all-cash transaction.

Summary

• Integral Ad Science Holding Corp. (IAS) has entered into a Merger Agreement to be acquired by Igloo Group Parent, Inc., an affiliate of Novacap Management Inc., for $10.30 per share in cash.
• The transaction values IAS at approximately $1.73 billion based on the 167,854,529 shares outstanding as of October 15, 2025.
• The IAS Board of Directors unanimously approved the merger, determining it to be fair and in the best interests of the company and its stockholders.
• Major stockholders, including Vista Equity Partners Fund VI, L.P. and Atlas Venture Fund VIII, L.P., holding approximately 52.6% of voting power, delivered a written consent approving the merger on September 24, 2025, eliminating the need for a stockholder meeting.
• Upon completion, IAS will become a wholly-owned subsidiary of Parent and will cease to be a publicly traded company.
• Jefferies LLC provided a fairness opinion to the IAS Board, stating that the $10.30 per share consideration was fair from a financial point of view to the holders of Company Common Stock.
• The merger consideration represents a premium of approximately 22% over the closing price of IAS common stock on September 23, 2025, the last trading day prior to the announcement.

Sentiment

Score: 8

Explanation: The sentiment is highly positive for shareholders due to the significant cash premium and certainty of value provided by the acquisition. The extensive strategic review process and unanimous board approval further bolster confidence in the deal's fairness. While there are inherent risks in any merger and loss of future upside, the immediate and substantial return for shareholders outweighs these for the purpose of this sentiment.

Positives

• The all-cash consideration of $10.30 per share provides immediate liquidity and certainty of value to IAS stockholders, eliminating long-term business and execution risks.
• The Per Share Price represents a significant premium of approximately 22% over the closing stock price on September 23, 2025.
• The transaction follows an extensive 12-month strategic review process, including outreach to 77 potential counterparties, suggesting a thorough market check.
• The acquisition by Novacap, a financial sponsor with a strong track record, offers potential benefits for IAS to operate with greater agility and a long-term focus as a private company, better navigating industry challenges.
• The merger is not subject to a financing condition, with Parent having secured equity and debt commitments, increasing the certainty of closing.
• The support of major stockholders (Vista and Atlas, representing 52.6% of voting power) through a written consent ensures the necessary approval for the merger.

Negatives

• Existing IAS stockholders will no longer participate in any future earnings, growth, or appreciation in value of IAS as it will cease to be a standalone public company.
• The announcement and pendency of the merger could disrupt IAS's business operations, stock price, employee retention, and relationships with customers, suppliers, and partners.
• If the merger is not completed, IAS would incur significant transaction expenses and opportunity costs, and its stock price would likely decline.
• Restrictions on IAS's business operations during the interim period may limit its ability to pursue new business opportunities without Parent's consent.
• The merger agreement includes a Company Termination Fee of $52,500,000 payable by IAS under certain circumstances, such as a superior proposal or breach leading to termination.
• Any gains from the merger consideration will generally be taxable to IAS stockholders for United States federal income tax purposes.

Risks

• The risk that the Merger may not be completed in a timely manner or at all, which may adversely affect IAS's business and stock price.
• The timing to consummate the Merger, or the occurrence of any event, change, or other circumstances that could give rise to the termination of the Merger Agreement, including circumstances requiring a party to pay the other party a termination fee.
• The failure to satisfy the conditions to the consummation of the Merger, and the other transactions contemplated thereby.
• The risk that a governmental or regulatory approval that may be required for the Merger is not obtained or is obtained subject to conditions that are not anticipated.
• The effect of the announcement or pendency of the Merger on IAS's business relationships, operating results, and business generally.
• Certain restrictions during the pendency of the Merger that may impact IAS's ability to pursue certain business opportunities or strategic transactions.
• Risks that the Merger disrupts current plans and operations.
• Risks related to diverting management's attention from ongoing business operations.
• The outcome of any legal proceedings that may be instituted against the parties to the Merger Agreement or their respective directors, managers or officers, including the effects of any outcomes related thereto.
• IAS's ability to retain, hire and integrate skilled personnel, including its senior management team, and maintain relationships with key business partners and customers, and others with whom it does business, in light of the proposed transaction.
• Unfavorable reaction to the Merger by customers, competitors, suppliers and employees.
• Unexpected costs, charges or expenses resulting from the Merger.
• The impact of adverse general and industry-specific economic and market conditions.
• Risks related to IAS's financial position and results of operations.
• Risks that the benefits of the Merger are not realized when and as expected.
• The impact of inflation and global conflicts, including ongoing trade disputes between the United States and other countries.

Future Outlook

The merger will result in IAS becoming a private company, allowing it to operate with greater agility and a long-term focus to navigate intensifying competition, the need for significant ongoing investment in AI-driven measurement, privacy compliance, and global scalability. The company's future prospects as a standalone entity were considered to involve significant execution risk in fully realizing its financial forecasts.

Management Comments

• The Company Board unanimously determined that it is fair to and in the best interests of IAS and its stockholders, and declared it advisable, to enter into the Merger Agreement.
• The Company Board resolved to recommend that IAS's stockholders adopt the Merger Agreement and the Merger.
• Lisa Utzschneider (CEO) and Yossi Almani (Chief Legal Officer and Corporate Secretary) signed the notice of written consent and appraisal rights and information statement.

Industry Context

The AdTech industry faces intensifying competition from established players and emerging ad verification technologies, coupled with the need for significant ongoing investment in AI-driven measurement, privacy compliance, and global scalability. These dynamics impact margins and operational complexity. The move to a private structure is seen as a way for IAS to navigate these challenges more effectively with greater agility and a long-term focus, away from public market pressures and short-term performance volatility.

Comparison to Industry Standards

• Jefferies LLC's financial analysis included a selected public companies analysis, comparing IAS to Criteo S.A., DoubleVerify Holdings, Inc., LiveRamp Holdings, Inc., Magnite, Inc., PubMatic, Inc., Taboola.com Ltd., and Viant Technology Inc. The analysis applied EV/CY 2025E Adjusted EBITDA multiples of 7.0x-10.0x and EV/CY 2026E Adjusted EBITDA multiples of 6.0x-8.0x to IAS's forecasts, yielding implied per share equity values of $8.83-$12.31 and $9.16-$11.98, respectively, compared to the $10.30 Per Share Price.
• A selected transactions analysis reviewed eight historical M&A transactions in the advertising technology industry since September 2017, including Innovid Corp./MediaOcean, LiveIntent/Zeta Global Holdings Corp., Teads/Outbrain Inc., Jun Group/Verve Group, AdTheorent Holding Company, Inc./Cadent, LLC, Nielsen Holdings plc/Evergreen Coast Capital Corporation, Nielsen Holdings plc (Global Connect Business)/Advent International, and YuMe, Inc./RhythmOne plc. This analysis applied EV/LTM Adjusted EBITDA multiples of 7.5x-11.5x, indicating an implied per share equity value range of $9.11-$13.59 for IAS.
• The discounted cash flow analysis, based on IAS's forecasted unlevered free cash flows and a perpetuity growth rate of 5.5%-6.5%, with a discount rate of 11.2%-12.2%, indicated an implied per share equity value range of $7.81-$10.64.

Management Changes

Corporate Governance

Legal Proceedings

• As of the filing date, IAS is not aware of any complaints filed or litigation pending related to the Merger.
• Lawsuits arising out of the Merger may be filed in the future.
• The company may receive stockholder demand letters pursuant to DGCL Section 220 relating to the events leading to the execution of the Merger Agreement and could receive other stockholder demand letters relating to books and records requests or the disclosure in this information statement.

Related Party Transactions

• Parent and IAS entered into a Support Agreement with Vista Equity Partners Management, LLC and certain affiliated investment funds (Vista Stockholders) on September 24, 2025.
• Under the Support Agreement, Vista and other parties agreed to vote or execute consents for all their shares of Company Common Stock in favor of the Merger.
• The Support Agreement also details the termination of certain agreements between Vista and its affiliates and IAS, and modifications to certain surviving provisions, effective as of the Closing.
• The Director Nomination Agreement will survive the Closing (other than Sections 1-3), and the Registration Rights Agreement will survive solely with respect to Section 6 thereof, with specific limitations on indemnification rights for Vista parties regarding existing and similar future litigations.

Stakeholder Impact

• **Shareholders**: Will receive $10.30 per share in cash, providing immediate liquidity and a premium over the pre-announcement trading price, but will lose future equity participation in IAS.
• **Employees**: Equity awards (options, RSUs, MSUs) will be converted into cash awards or Replacement Company MSU Awards, subject to vesting and continued service. An executive severance plan and retention bonus program are being established.
• **Customers, Suppliers, Partners**: The announcement and pendency of the merger could disrupt existing business relationships, though the company aims to preserve goodwill.
• **Creditors**: Existing Company Indebtedness under the Company Credit Agreement will be repaid and discharged at or prior to the Effective Time.

Next Steps

• The merger is expected to be completed promptly after all conditions are satisfied or waived, with completion currently expected in the last quarter of 2025.
• The Company Common Stock will be delisted from Nasdaq and deregistered under the Exchange Act upon completion of the merger.
• Holders of Company Common Stock will receive instructions regarding payment for their shares after the merger is completed.
• Stockholders (other than Consenting Stockholders) have the right to seek appraisal for their shares under Delaware law by submitting a written demand no later than 20 days after November 7, 2025.

Key Dates

Recommendation

The filing details an all-cash acquisition at $10.30 per share, representing a 22% premium over the last trading day's closing price. With major shareholders already providing written consent and no financing condition, the deal has a high certainty of closing. For investors, buying shares below the $10.30 offer price (if available) presents an arbitrage opportunity with a clear, near-term cash payout. The extensive strategic review process also suggests the offer is robust.

Keywords

Integral Ad Science, IAS, Novacap, Merger, Acquisition, AdTech, Digital Advertising, Media Measurement, Private Equity, SEC Filing, DEFM14C