ACI WORLDWIDE INC (ACIW) Institutional Ownership Changes & 13F Activity

ACI WORLDWIDE INC (ACIW). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Invesco Ltd., Two Sigma Investments, Lp, Van Lanschot Kempen Investment Management N.V., Citadel Advisors Llc, and North Reef Capital Management Lp.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Envestnet Asset Management IncSell-13,846-3.1%427,631$21.51MQ2 2026Sep 23, 2026
Qrg Capital Management, Inc.Buy+7,574—7,574$380.90KQ2 2026Sep 23, 2026
Envestnet Portfolio Solutions, Inc.Sell-50-0.9%5,466$274.88KQ2 2026Sep 23, 2026
State Street CorpBuy+143,982+3.5%4,294,891$215.94MQ2 2026Sep 22, 2026
Manufacturers Life Insurance Company, TheBuy+4,590+9.3%53,733$2.70MQ2 2026Sep 09, 2026
Parkside Financial Bank & TrustBuy+29+4.3%704$35.41KQ2 2026Sep 04, 2026
Citadel Advisors LlcBuy+391,600+789.5%441,204$22.19MQ2 2026Sep 02, 2026
Allianz Asset Management GmbhBuy+52,120+27.4%242,171$12.18MQ2 2026Sep 02, 2026
Cornerstone Financial Management LlcBuy+24—24$1.21KQ2 2026Aug 28, 2026
Corient Private Wealth LlcBuy+3,611+7.3%53,389$2.68MQ2 2026Aug 27, 2026
California State Teachers Retirement SystemSell-7,914-6.4%114,846$5.78MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Sell-296,164-72.9%110,063$5.54MQ2 2026Aug 21, 2026
Mercer Global Advisors IncBuy+6,136+37.4%22,537$1.13MQ2 2026Aug 19, 2026
North Star Asset Management IncSell-9,733-1.7%579,211$29.13MQ2 2026Aug 18, 2026
Fulcrum Asset Management LlpBuy+130—130$6.44KQ2 2026Aug 18, 2026
Public Employees Retirement System Of OhioSell-93,068-98.5%1,396$70.20KQ2 2026Aug 17, 2026
Empowered Funds, LlcSell-1,168-10.9%9,551$480.32KQ2 2026Aug 17, 2026
Caitlin John, LlcSell-33-51.6%31$1.56KQ2 2026Aug 17, 2026
Invesco Ltd.Buy+537,839—537,839$27.05MQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-535,943-87.7%75,310$3.79MQ2 2026Aug 14, 2026
Van Lanschot Kempen Investment Management N.V.Buy+394,318—394,318$19.83MQ2 2026Aug 14, 2026
North Reef Capital Management LpBuy+387,000+17.4%2,617,000$131.61MQ2 2026Aug 14, 2026
Palisade Capital Management, LpSell-374,571-52.9%333,856$16.79MQ2 2026Aug 14, 2026
Alliancebernstein L.P.Buy+298,992+14.7%2,327,825$95.46MQ2 2026Aug 14, 2026
Millennium Management LlcBuy+213,697+701.4%244,164$12.28MQ2 2026Aug 14, 2026
Ameriprise Financial IncBuy+190,449—190,449$9.58MQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Sell-179,014-61.3%113,185$5.69MQ2 2026Aug 14, 2026
Squarepoint Ops LlcSell-163,477-92.6%12,998$653.67KQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+139,035+23.0%744,192$37.43MQ2 2026Aug 14, 2026
Susquehanna Fundamental Investments, LlcBuy+135,410—135,410$6.81MQ2 2026Aug 14, 2026
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Frequently asked questions about ACIW activity

  • Which institutional owners are buying ACIW?

    Institutional owners buying ACIW include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ACIW activity?

    "Buy" means an investor increased their reported position in ACIW compared to the prior reporting period. This reflects growing exposure to ACI WORLDWIDE INC (ACIW) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ACIW increasing?

    Institutional interest in ACIW can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.