INTEGRAL AD SCIENCE HOLDING CORP. — Director's Dealing 2023

Feb 10, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INTEGRAL AD SCIENCE HOLDING CORP. (IAS)
CIK: 0001842718
Period of Report: 2023-02-08

Reporting Person: SUKUMARAN ANIL (Chief Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-02-08	Common Stock, $0.001 par value	S	1052	$10.87	Disposed	55449	Direct

Footnotes

F1: Mandatory sale to cover tax liability associated with the vesting and settlement of restricted stock units.

F2: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $10.35 to $11.13 per share. The reporting person undertakes to provide to Integral Ad Science Holding Corp., any security holder of Integral Ad Science Holding Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.

F3: Includes holdings of 1,446 shares acquired pursuant to the Company's 2021 Employee Stock Purchase Plan.