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

Jun 30, 2021

SEC Form 3 — Initial Statement of Beneficial Ownership

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

Reporting Person: PERGOLA JOSEPH (Chief Financial Officer)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Options (Right to Buy)	$4.36	2029-10-19	Common Stock, $0.001 par value (72911)		Direct
Options (Right to Buy)	$8.58	2030-11-24	Common Stock, $0.001 par value (267285)		Direct

Footnotes

F1: These options were granted on October 19, 2019 and vest 25% after one year and in equal quarterly installments over the next three years.

F2: These options were granted on November 24, 2020 and vest 25% after one year and in equal quarterly installments over the next three years.