INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share (IAS)

Q: What does CUSIP 45828L108 represent in this 13F holders report?

CUSIP 45828L108 is the security identifier for IAS - INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share used to aggregate holder disclosures.

Q: How many institutions held IAS - INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share in Q4 2021?

78 institutional investors reported IAS - INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share for Q4 2021. Use the holders table for investor-level position and value details.

CUSIP: 45828L108

Q4 2021 13F Holders as of 31 Dec 2021

Type / Class: Equity / Common Stock, $0.001 par value per share
Shares outstanding: 167,832,380
Total 13F shares: 153,375,601
Share change: +1,938,526
Total reported value: $3,406,359,912
Price per share: $22.21
Number of holders: 78
Value change: +$45,043,910
Number of buys: 53
Number of sells: 27

Quarterly Holders Quick Answers

What is CUSIP 45828L108?
CUSIP 45828L108 identifies IAS - INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2022
Previous quarter: Q3 2021

Recent filing periods for CUSIP 45828L108:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of IAS - INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.

Institutional Holders of INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share (IAS) as of Q4 2021

As of 31 Dec 2021, INTEGRAL AD SCIENCE HOLDING CORP. - Common Stock, $0.001 par value per share (IAS) was held by 78 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 153,375,601 shares. The largest 10 holders included VISTA EQUITY PARTNERS MANAGEMENT, LLC, Atlas Venture Advisors, Inc., SAPPHIRE VENTURES, L.L.C., August Capital Management VI, L.L.C., Shelter Haven Capital Management, L.P., TimesSquare Capital Management, LLC, LORD, ABBETT & CO. LLC, VANGUARD GROUP INC, Indaba Capital Management, L.P., and PRICE T ROWE ASSOCIATES INC /MD/. This page lists 79 institutional shareholders reporting positions in this security for the Q4 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2021 vs Q3 2021 Across Filers

Q3 2021 holders

Q4 2021 holders

Holder diff

Investor	Q3 2021 Shares	Q4 2021 Shares	Share Diff	Share Chg %	Q3 2021 Value $	Q4 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.