A detailed history of Water Island Capital LLC transactions in Integral Ad Science Holding Corp. stock. As of the latest transaction made, Water Island Capital LLC holds 1,071,160 shares of IAS stock, worth $11 Million. This represents 1.86% of its overall portfolio holdings.

Number of Shares
1,071,160
Holding current value
$11 Million
% of portfolio
1.86%

Shares

1 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 14, 2025

BUY
$7.84 - $10.22 $8.4 Million - $10.9 Million
1,071,160 New
1,071,160 $10.9 Million

Others Institutions Holding IAS

About INTEGRAL AD SCIENCE HOLDING CORP.


  • Ticker IAS
  • Exchange NASDAQ
  • Sector Communication Services
  • Industry Advertising Agencies
  • Shares Outstandng 155,750,000
  • Market Cap $1.6B
  • Description
  • Integral Ad Science Holding Corp. operates as a digital advertising verification company in the United States, the United Kingdom, Germany, Italy, Spain, Sweden, Singapore, Australia, France, Japan, Canada, India, and Brazil. The company provides IAS Signal, a cloud-based technology platform that offers actionable insights; and deliver independe...
More about IAS
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