SEC 13F Intelligence

IASINTEGRAL AD SCIENCE HLDNG CORP COM

CUSIP 45828L108 · Yahoo Finance ↗ · Google Finance ↗

Integral Ad Science Hldng Corp Com (IAS) has 2 institutional holders in Filings Flow’s 13F database, together reporting 6 shares worth $52 as of Q1 2026. The largest reported holders are Vista Equity Partners Management, LLC, Atlas Venture Advisors, Inc., and Vanguard Group Inc.

Institutional Holders
2
Q1 2026
Reported Value
$52
Ticker
IAS
Quarters Tracked
5

Ownership Trend

Institutional holders
Q2 ’21: 60Q2 ’21Q4 ’21: 64Q4 ’21Q4 ’22: 91Q4 ’22Q4 ’25: 3Q4 ’25Q1 ’26: 2Q1 ’26filingsflow.com
Total reported value
Q2 ’21: $2.9BQ2 ’21Q4 ’21: $4.9BQ4 ’21Q4 ’22: $1.2BQ4 ’22Q4 ’25: $3MQ4 ’25Q1 ’26: $52Q1 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
Atlas Venture Advisors, Inc.$122M AUM52.79%$231M22.72MQ3 2025OLDER
P2 Capital Partners, LLC$210M AUM9.44%$49M4.83MQ3 2025OLDER
Sunriver Management LLC$591M AUM7.87%$72M7.12MQ3 2025OLDER
ALTA FOX CAPITAL MANAGEMENT, LLC$378M AUM4.07%$15M1.80MQ2 2025OLDER
Ararat Capital Management LP$178M AUM3.64%$7M668.4KQ3 2025OLDER
KRYGER CAPITAL Ltd$1.3B AUM3.52%$31M3.00MQ3 2025OLDER
MONIMUS CAPITAL MANAGEMENT, LP$361M AUM2.91%$5M464.1KQ3 2025OLDER
NEXPOINT ASSET MANAGEMENT, L.P.$1.5B AUM2.37%$27M2.68MQ3 2025OLDER
WATER ISLAND CAPITAL LLC$896M AUM1.37%$11M1.07MQ3 2025OLDER
First Trust Capital Management L.P.$1.9B AUM1.37%$21M2.09MQ3 2025OLDER
Corvex Management LP$2.5B AUM0.92%$22M2.62MQ2 2025OLDER
Invenomic Capital Management LP$2.2B AUM0.75%$13M1.58MQ2 2025OLDER
GABELLI & Co INVESTMENT ADVISERS, INC.$674M AUM0.57%$4M350.6KQ3 2025OLDER
GRIZZLYROCK CAPITAL, LLC$126M AUM0.48%$622,91261.3KQ3 2025OLDER
one8zero8, LLC$449M AUM0.41%$2M209.4KQ2 2025OLDER
ALPINE ASSOCIATES MANAGEMENT INC.$1.7B AUM0.39%$7M641.1KQ3 2025OLDER
Rubric Capital Management LP$9.4B AUM0.37%$25M2.97MQ2 2025OLDER
Manatuck Hill Partners, LLC$370M AUM0.31%$831,000100.0KQ2 2025OLDER
SOROS FUND MANAGEMENT LLC$9.1B AUM0.29%$20M1.99MQ3 2025OLDER
CenterBook Partners LP$1.9B AUM0.27%$5M536.1KQ3 2025OLDER
AQR Arbitrage LLC$6.1B AUM0.26%$10M991.7KQ3 2025OLDER
Dana Investment Advisors, Inc.$3.4B AUM0.24%$8M793.7KQ3 2025OLDER
Factor Wealth Management LTD$661M AUM0.20%$798,75278.5KQ3 2025OLDER
Clearline Capital LP$1.9B AUM0.20%$4M419.2KQ3 2025OLDER
Polar Asset Management Partners Inc.$5.0B AUM0.11%$10M1.00MQ3 2025OLDER
RICE HALL JAMES & ASSOCIATES, LLC$1.8B AUM0.11%$2M199.1KQ3 2025OLDER
Verition Fund Management LLC$15.4B AUM0.08%$20M1.95MQ3 2025OLDER
Quinn Opportunity Partners LLC$1.9B AUM0.07%$1M100.0KQ3 2025OLDER
MQS Management LLC$148M AUM0.07%$128,63915.5KQ2 2025OLDER
FRONTIER CAPITAL MANAGEMENT CO LLC$9.7B AUM0.06%$7M822.6KQ2 2025OLDER
Carmignac Gestion$6.5B AUM0.04%$3M266.0KQ3 2025OLDER
JACOBS LEVY EQUITY MANAGEMENT, INC$23.8B AUM0.03%$9M1.04MQ2 2025OLDER
PRELUDE CAPITAL MANAGEMENT, LLC$1.3B AUM0.03%$406,64740.0KQ3 2025OLDER
Morningstar Investment Management LLC$1.6B AUM0.03%$72971.7KQ3 2025OLDER
GABELLI FUNDS LLC$14.8B AUM0.03%$4M383.8KQ3 2025OLDER
State of Wyoming$844M AUM0.02%$218,96021.5KQ3 2025OLDER
Susquehanna Portfolio Strategies, LLC$6.7B AUM0.02%$1M114.1KQ3 2025OLDER
LONGFELLOW INVESTMENT MANAGEMENT CO LLC$480M AUM0.02%$75,0957.4KQ3 2025OLDER
Clearbridge Investments, LLC$114.9B AUM0.02%$19M2.33MQ2 2025OLDER
PenderFund Capital Management Ltd.$639M AUM0.02%$92,5479.1KQ3 2025OLDER
BALYASNY ASSET MANAGEMENT L.P.$77.1B AUM0.02%$12M1.17MQ3 2025OLDER
INTRUST BANK NA$1.2B AUM0.01%$169,51316.7KQ3 2025OLDER
Campbell & CO Investment Adviser LLC$1.8B AUM0.01%$218,66926.3KQ2 2025OLDER
DIMENSIONAL FUND ADVISORS LP$481.4B AUM0.01%$61M5.95MQ3 2025OLDER
READYSTATE ASSET MANAGEMENT LP$2.2B AUM0.01%$421,19250.7KQ2 2025OLDER
CastleKnight Management LP$6.0B AUM0.01%$613,25160.3KQ3 2025OLDER
MIRABELLA FINANCIAL SERVICES LLP$1.1B AUM0.01%$120,00611.8KQ3 2025OLDER
Aster Capital Management (DIFC) Ltd$306M AUM0.01%$43,2875.2KQ2 2025OLDER
Cornerstone Investment Partners, LLC$2.4B AUM0.01%$187,91118.5KQ3 2025OLDER
PDT Partners, LLC$1.7B AUM0.01%$112,90013.6KQ2 2025OLDER
JUPITER ASSET MANAGEMENT LTD$18.8B AUM0.01%$733,54088.3KQ2 2025OLDER
Qube Research & Technologies Ltd$89.9B AUM0.01%$5M521.4KQ3 2025OLDER
Aberdeen Group plc$61.9B AUM0.01%$3M335.9KQ3 2025OLDER
DRW Securities, LLC$7.2B AUM0.01%$235,56328.3KQ2 2025OLDER
Blue Trust, Inc.$8.7B AUM0.01%$462,33845.5KQ3 2025OLDER
Tower Research Capital LLC (TRC)$3.8B AUM0.00%$135,16013.3KQ3 2025OLDER
Nuveen, LLC$369.3B AUM0.00%$14M1.37MQ3 2025OLDER
OMERS ADMINISTRATION Corp$15.6B AUM0.00%$486,12647.8KQ3 2025OLDER
Centiva Capital, LP$13.6B AUM0.00%$207,99125.0KQ2 2025OLDER
WOLVERINE ASSET MANAGEMENT LLC$10.4B AUM0.00%$441,30643.4KQ3 2025OLDER
INTECH INVESTMENT MANAGEMENT LLC$10.2B AUM0.00%$361,64535.6KQ3 2025OLDER
ALPS ADVISORS INC$21.3B AUM0.00%$552,02854.3KQ3 2025OLDER
RENAISSANCE TECHNOLOGIES LLC$63.9B AUM0.00%$2M232.3KQ2 2025OLDER
Graham Capital Management, L.P.$4.1B AUM0.00%$159,26919.2KQ2 2025OLDER
Johnson Financial Group, Inc.$2.8B AUM0.00%$60,0445.9KQ3 2025OLDER
MetLife Investment Management, LLC$19.6B AUM0.00%$447,96844.0KQ3 2025OLDER
Ameritas Investment Partners, Inc.$3.3B AUM0.00%$64,7736.4KQ3 2025OLDER
Versant Capital Management, Inc$1.1B AUM0.00%$14,3601.4KQ3 2025OLDER
Man Group plc$55.1B AUM0.00%$974,173117.2KQ2 2025OLDER
Police & Firemen's Retirement System of New Jersey$11.7B AUM0.00%$230,35022.6KQ3 2025OLDER
Walleye Capital LLC$24.0B AUM0.00%$489,45248.1KQ3 2025OLDER
Jump Financial, LLC$7.5B AUM0.00%$162,21119.5KQ2 2025OLDER
Jain Global LLC$24.2B AUM0.00%$371,20536.5KQ3 2025OLDER
DANSKE BANK A/S$41.5B AUM0.00%$679,45866.8KQ3 2025OLDER
STATE OF WISCONSIN INVESTMENT BOARD$43.7B AUM0.00%$708,56469.7KQ3 2025OLDER
EP Wealth Advisors, LLC$20.3B AUM0.00%$225,43427.1KQ2 2025OLDER
NBC SECURITIES, INC.$1.3B AUM0.00%$18,8551.9KQ3 2025OLDER
MILLENNIUM MANAGEMENT LLC$240.3B AUM0.00%$3M333.9KQ3 2025OLDER
TEACHER RETIREMENT SYSTEM OF TEXAS$24.0B AUM0.00%$355,12634.9KQ3 2025OLDER
VANGUARD GROUP INC$6.90T AUM0.00%$92M9.04MQ3 2025OLDER
ELEVATION POINT WEALTH PARTNERS, LLC$4.3B AUM0.00%$17,2102.1KQ2 2025OLDER
Engineers Gate Manager LP$8.0B AUM0.00%$106,45912.8KQ2 2025OLDER
Arizona State Retirement System$17.1B AUM0.00%$248,30124.4KQ3 2025OLDER
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$19.6B AUM0.00%$254,25025.0KQ3 2025OLDER
GEODE CAPITAL MANAGEMENT, LLC$1.61T AUM0.00%$20M1.96MQ3 2025OLDER
GUGGENHEIM CAPITAL LLC$12.9B AUM0.00%$174,04917.1KQ3 2025OLDER
ROYCE & ASSOCIATES LP$10.1B AUM0.00%$124,33812.2KQ3 2025OLDER
BlackRock, Inc.$5.72T AUM0.00%$69M6.76MQ3 2025OLDER
FIRST TRUST ADVISORS LP$140.0B AUM0.00%$1M146.6KQ3 2025OLDER
Brevan Howard Capital Management LP$11.3B AUM0.00%$189,15222.8KQ2 2025OLDER
NORTHERN TRUST CORP$756.6B AUM0.00%$8M805.5KQ3 2025OLDER
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$654.5B AUM0.00%$6M637.5KQ3 2025OLDER
QRG CAPITAL MANAGEMENT, INC.$9.7B AUM0.00%$116,41514.0KQ2 2025OLDER
KLP KAPITALFORVALTNING AS$25.5B AUM0.00%$250,18224.6KQ3 2025OLDER
AQR CAPITAL MANAGEMENT LLC$218.4B AUM0.00%$2M151.9KQ3 2025OLDER
GAMCO INVESTORS, INC. ET AL$10.2B AUM0.00%$101,70010.0KQ3 2025OLDER
BANK OF AMERICA CORP /DE/$1.37T AUM0.00%$14M1.39MQ3 2025OLDER
GOLDMAN SACHS GROUP INC$870.9B AUM0.00%$8M767.6KQ3 2025OLDER
Swiss National Bank$173.8B AUM0.00%$2M158.7KQ3 2025OLDER
UBS Group AG$666.3B AUM0.00%$6M574.1KQ3 2025OLDER
TWO SIGMA INVESTMENTS, LP$123.9B AUM0.00%$606,78359.7KQ3 2025OLDER
AMERICAN CENTURY COMPANIES INC$194.3B AUM0.00%$2M173.9KQ3 2025OLDER
RHUMBLINE ADVISERS$116.9B AUM0.00%$1M107.6KQ3 2025OLDER
VICTORY CAPITAL MANAGEMENT INC$156.1B AUM0.00%$2M147.6KQ3 2025OLDER
ProShare Advisors LLC$67.5B AUM0.00%$414,79440.8KQ3 2025OLDER
ALLIANCEBERNSTEIN L.P.$308.8B AUM0.00%$3M257.9KQ3 2025OLDER
Brooklyn Investment Group$3.2B AUM0.00%$6,241751Q2 2025OLDER
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM$94.5B AUM0.00%$761,49974.9KQ3 2025OLDER
Gotham Asset Management, LLC$32.7B AUM0.00%$163,43216.1KQ3 2025OLDER
Sterling Capital Management LLC$5.3B AUM0.00%$46,2024.5KQ3 2025OLDER
BARCLAYS PLC$416.3B AUM0.00%$3M319.0KQ4 2025OLDER
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.$73.7B AUM0.00%$364,03535.8KQ3 2025OLDER
STATE STREET CORP$2.90T AUM0.00%$17M1.64MQ3 2025OLDER
Bank of New York Mellon Corp$543.9B AUM0.00%$3M297.0KQ3 2025OLDER
GAMMA Investing LLC$2.7B AUM0.00%$9,377922Q3 2025OLDER
CANADA PENSION PLAN INVESTMENT BOARD$155.0B AUM0.00%$732,24072.0KQ3 2025OLDER
SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM0.00%$4M435.0KQ3 2025OLDER
FEDERATED HERMES, INC.$61.5B AUM0.00%$249,30030.0KQ2 2025OLDER
HSBC HOLDINGS PLC$191.6B AUM0.00%$794,84078.1KQ3 2025OLDER
MARSHALL WACE, LLP$100.4B AUM0.00%$368,58244.4KQ2 2025OLDER
Squarepoint Ops LLC$85.1B AUM0.00%$339,89640.9KQ2 2025OLDER
CWM, LLC$38.1B AUM0.00%$11511.3KQ3 2025OLDER
MANUFACTURERS LIFE INSURANCE COMPANY, THE$116.3B AUM0.00%$407,27840.0KQ3 2025OLDER
Mariner, LLC$85.7B AUM0.00%$249,18524.5KQ3 2025OLDER
SEI INVESTMENTS CO$108.4B AUM0.00%$298,41929.3KQ3 2025OLDER
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO$30.9B AUM0.00%$92,41611.1KQ2 2025OLDER
Zurcher Kantonalbank (Zurich Cantonalbank)$46.0B AUM0.00%$133,71513.1KQ3 2025OLDER
MORGAN STANLEY$1.67T AUM0.00%$5M491.7KQ3 2025OLDER
JPMORGAN CHASE & CO$1.56T AUM0.00%$5M488.9KQ3 2025OLDER
LAZARD ASSET MANAGEMENT LLC$60.8B AUM0.00%$21526.0KQ2 2025OLDER
Quantinno Capital Management LP$59.9B AUM0.00%$108,15810.6KQ3 2025OLDER
BANK OF MONTREAL /CAN/$268.5B AUM0.00%$599,46772.1KQ2 2025OLDER
PRINCIPAL FINANCIAL GROUP INC$187.2B AUM0.00%$553,68554.4KQ3 2025OLDER
NEW YORK STATE COMMON RETIREMENT FUND$71.6B AUM0.00%$203,07520.0KQ3 2025OLDER
MERCER GLOBAL ADVISORS INC /ADV$67.6B AUM0.00%$156,91315.4KQ3 2025OLDER
Invesco Ltd.$653.3B AUM0.00%$2M159.6KQ3 2025OLDER
ROYAL BANK OF CANADA$570.1B AUM0.00%$1M168.0KQ3 2025OLDER
JANE STREET GROUP, LLC$777.2B AUM0.00%$2M160.1KQ3 2025OLDER
DEUTSCHE BANK AG\$302.7B AUM0.00%$737,09272.5KQ3 2025OLDER
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM$53.4B AUM0.00%$139,02413.7KQ3 2025OLDER
ENVESTNET ASSET MANAGEMENT INC$373.6B AUM0.00%$769,92075.7KQ3 2025OLDER
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$481.0B AUM0.00%$983,47096.7KQ3 2025OLDER
Cerity Partners LLC$70.8B AUM0.00%$129,83012.8KQ3 2025OLDER
AMERIPRISE FINANCIAL INC$431.8B AUM0.00%$907,30789.2KQ3 2025OLDER
Legal & General Group Plc$432.4B AUM0.00%$896,33388.1KQ3 2025OLDER
ROTHSCHILD INVESTMENT LLC$1.9B AUM0.00%$3,437338Q3 2025OLDER
Creative Planning$147.4B AUM0.00%$239,06623.5KQ3 2025OLDER
UMB Bank, n.a.$7.2B AUM0.00%$11,9701.2KQ3 2025OLDER
RAYMOND JAMES FINANCIAL INC$324.4B AUM0.00%$492,86659.3KQ2 2025OLDER
EverSource Wealth Advisors, LLC$3.3B AUM0.00%$4,048398Q3 2025OLDER
Janus Henderson Group Ltd.$209.4B AUM0.00%$345,95034.0KQ3 2025OLDER
BNP PARIBAS FINANCIAL MARKETS$205.8B AUM0.00%$281,87227.7KQ3 2025OLDER
VOYA INVESTMENT MANAGEMENT LLC$96.1B AUM0.00%$145,19714.3KQ3 2025OLDER
WELLS FARGO & COMPANY/MN$530.3B AUM0.00%$716,07370.4KQ3 2025OLDER
SCHRODER INVESTMENT MANAGEMENT GROUP$122.0B AUM0.00%$123,21012.1KQ3 2025OLDER
Arax Advisory Partners$3.5B AUM0.00%$6,316621Q3 2025OLDER
LPL Financial LLC$376.6B AUM0.00%$306,47330.1KQ3 2025OLDER
Farther Finance Advisors, LLC$10.6B AUM0.00%$5,909581Q3 2025OLDER
IFP Advisors, Inc$4.8B AUM0.00%$3,244319Q4 2025OLDER
TRUST CO OF VERMONT$2.4B AUM0.00%$1,720207Q2 2025OLDER
Russell Investments Group, Ltd.$93.1B AUM0.00%$64,8746.4KQ3 2025OLDER
CITIGROUP INC$234.5B AUM0.00%$151,28914.9KQ3 2025OLDER
NISA INVESTMENT ADVISORS, LLC$27.0B AUM0.00%$14,2581.4KQ3 2025OLDER
Wealthspire Advisors, LLC$12.7B AUM0.00%$10,1701.0KQ3 2025OLDER
Parkside Financial Bank & Trust$1.3B AUM0.00%$66265Q3 2025OLDER
True Wealth Design, LLC$360M AUM0.00%$14314Q3 2025OLDER
PRICE T ROWE ASSOCIATES INC /MD/$865M AUM0.00%$40739.9KQ3 2025OLDER
FRANKLIN RESOURCES INC$408.3B AUM0.00%$171,51716.9KQ3 2025OLDER
CITADEL ADVISORS LLC$618.5B AUM0.00%$253,23324.9KQ3 2025OLDER
Clearstead Advisors, LLC$10.9B AUM0.00%$2,919287Q3 2025OLDER
Parallel Advisors, LLC$5.6B AUM0.00%$1,861183Q3 2025OLDER
SIGNATUREFD, LLC$6.5B AUM0.00%$1,739171Q3 2025OLDER
PNC FINANCIAL SERVICES GROUP, INC.$173.2B AUM0.00%$37,8933.7KQ3 2025OLDER
COMERICA BANK$25.1B AUM0.00%$5,826701Q2 2025OLDER
SBI Securities Co., Ltd.$3.6B AUM0.00%$70269Q3 2025OLDER
Essential Partners LLC$250M AUM0.00%$425Q1 2026
Larson Financial Group LLC$3.1B AUM0.00%$47847Q3 2025OLDER
Smartleaf Asset Management LLC$2.8B AUM0.00%$18218Q3 2025OLDER
QUADRANT CAPITAL GROUP LLC$3.3B AUM0.00%$27527Q3 2025OLDER
Allworth Financial LP$24.7B AUM0.00%$1,712206Q2 2025OLDER
SIMPLEX TRADING, LLC$149.1B AUM0.00%$141.8KQ2 2025OLDER
OSAIC HOLDINGS, INC.$68.3B AUM0.00%$3,787384Q3 2025OLDER
MassMutual Private Wealth & Trust, FSB$3.9B AUM0.00%$14214Q3 2025OLDER
CIBC Private Wealth Group LLC$59.2B AUM0.00%$1,496180Q2 2025OLDER
FMR LLC$1.90T AUM0.00%$50,2684.9KQ3 2025OLDER
Optiver Holding B.V.$289.5B AUM0.00%$2,604256Q3 2025OLDER
JONES FINANCIAL COMPANIES LLLP$208.1B AUM0.00%$1,400137Q3 2025OLDER
FIFTH THIRD BANCORP$54.7B AUM0.00%$27527Q3 2025OLDER
Rockefeller Capital Management L.P.$56.4B AUM0.00%$27527Q3 2025OLDER
US BANCORP \DE\$82.4B AUM0.00%$23423Q3 2025OLDER
HUNTINGTON NATIONAL BANK$18.1B AUM0.00%$101Q1 2026
NATIONAL BANK OF CANADA /FI/$111.5B AUM0.00%$587Q2 2025OLDER
DV EQUITIES, LLC$558M AUM$0200Q4 2025OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.