INTEGRAL AD SCIENCE HOLDING CORP. — Director's Dealing 2021

Jul 2, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INTEGRAL AD SCIENCE HOLDING CORP. (IAS)
CIK: 0001842718
Period of Report: 2021-06-29

Reporting Person: BERSHADSKY OLEG (Chief Operating Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-06-29	Options (Right to Buy)	$18.00	A	291447	Acquired	2031-06-29	Common Stock, $0.001 par value (291447)	Direct

Footnotes

F1: These options will vest 25% after the first year, and in equal installments quarterly thereafter over the next three years, subject to continued employment.