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ACI Worldwide Ownership | Who Owns ACI Worldwide?

OverviewForecastRevenueFinancialsChartTranscripts

ACI Worldwide Ownership Summary

ACI Worldwide is owned by 102.91% institutional investors, 1.25% insiders. Blackrock is the largest institutional shareholder, holding 17.10% of ACIW shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.12% of its assets in ACI Worldwide shares.

ACIW Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockACI Worldwide102.91%1.25%-4.16%
SectorTechnology Stocks 53.67%14.96%31.36%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock18.26M17.10%$722.91M
Blackrock funding, inc. /de16.38M16.07%$823.82M
Vanguard group13.41M12.99%$641.00M
Franklin resources6.70M6.57%$336.70M
Fmr6.55M6.42%$329.19M
Vanguard capital management4.59M4.50%$230.68M
State street4.29M4.21%$215.94M
Geode capital management3.40M3.33%$170.96M
Dimensional fund advisors lp3.16M3.10%$158.68M
Fuller & thaler asset management2.73M2.68%$137.41M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Kopion asset management180.47K5.74%$9.08M
North reef capital management lp2.62M5.05%$131.61M
Value management360.90K3.03%$18.15M
Reinhart partners2.42M2.78%$121.92M
Rice hall james & associates1.01M2.46%$50.62M
Cardinal capital management llc /ct208.39K2.26%$8.25M
Aristotle capital boston551.93K1.86%$27.76M
Bridge city capital156.69K1.80%$7.88M
Weitz investment management367.70K1.28%$18.49M
North star asset management588.94K1.05%$24.15M

Top Buyers

HolderShares% AssetsChange
Fmr6.55M0.01%4.38M
Sixth street partners management company1.34M0.01%1.34M
Norges bank1.31M0.01%1.31M
Fuller & thaler asset management2.73M0.37%582.56K
Van lanschot kempen investment management394.32K0.15%394.32K

Top Sellers

HolderShares% AssetsChange
Macquarie group---1.05M
Cardinal capital management llc /ct208.39K2.26%-1.04M
Global alpha capital management---915.66K
Blackrock18.26M0.02%-815.12K
Fiera capital---653.94K

New Positions

HolderShares% AssetsChangeValue
Sixth street partners management company1.34M0.01%1.34M$67.50M
Norges bank1.31M0.01%1.31M$65.83M
Van lanschot kempen investment management394.32K0.15%394.32K$19.83M
Axa investment managers190.45K0.03%190.45K$10.05M
Susquehanna fundamental investments135.41K0.13%135.41K$6.81M

Sold Out

HolderChange
Vermillion wealth management-2.00
Bogart wealth-2.00
Tortoise investment management-2.00
Dunhill financial-2.00
Curio wealth-2.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 2026375-2.09%104,884,4034.11%1021.05%193-5.85%1290.78%
Mar 31, 2026252-37.16%60,049,684-41.29%570.59%135-31.12%74-50.34%
Dec 31, 2025304-24.57%78,385,834-25.25%750.75%146-30.48%114-19.72%
Sep 30, 2025383-1.29%104,356,6308.77%991.18%2007.53%134-12.42%
Jun 30, 2025389-4.66%101,558,970-0.72%971.03%189-11.27%15310.07%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF6.19M6.12%-5.25K
Franklin US Small Cap Value Equity4.15M4.10%1.17M
Vanguard MStar Total Stk Mkt Idx Invest3.25M3.21%11.27K
Vanguard Morn Total Stk Mkt Idx Investor3.23M3.18%11.75K
Vanguard Total Stock Mkt Idx Inv3.23M3.18%11.75K
Vanguard US Total Market Shares ETF3.31M3.14%2.82K
Franklin Small Cap Value SMA Composite3.03M2.98%3.03M
iShares Russell 2000 ETF2.65M2.61%-46.94K
FullerThaler Beh Small-Cap Equity SMA2.61M2.58%863.70K
FullerThaler Behavioral Small-Cap Equity2.61M2.58%558.50K

Recent Insider Transactions

DateNameRoleActivityValue
Mar 03, 2026Benitez Juan II-Buy$100.55K
Mar 02, 2026SANCHEZ ADALIO T-Buy$122.94K
Nov 10, 2025Kuruvilla Abraham Chief Technology OfficerSell$200.79K
Jun 18, 2025ESTEP JANET O-Sell$200.97K
Jun 10, 2025Harman Mary P-Sell$341.54K

Insider Transactions Trends

DateBuySell
2026 Q2--
2026 Q12-
2025 Q4-1
2025 Q3--
2025 Q212

ACIW Ownership FAQ

Who owns the most shares of ACI Worldwide?

ACI Worldwide’s largest shareholders are Blackrock (18.26M shares, 17.10%), Blackrock funding, inc. /de (16.38M shares, 16.07%), and Vanguard group (13.41M shares, 12.99%). Together, they hold 46.16% of ACI Worldwide’s total shares outstanding.

Does Blackrock own ACI Worldwide?

Yes, BlackRock owns 17.10% of ACI Worldwide, totaling 18.26M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 722.91M$. In the last quarter, BlackRock decreased its holdings by -815K shares, a -4.27% change.

Who is ACI Worldwide’s biggest shareholder by percentage of total assets invested?

Kopion asset management is ACI Worldwide’s biggest shareholder by percentage of total assets invested, with 5.74% of its assets in 180.47K ACI Worldwide shares, valued at 9.08M$.

Who is the top mutual fund holder of ACI Worldwide shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of ACI Worldwide shares, with 6.12% of its total shares outstanding invested in 6.19M ACI Worldwide shares.

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