​

ACI Worldwide Ownership | Who Owns ACI Worldwide?

OverviewForecastRevenueFinancialsChartTranscripts

ACI Worldwide Ownership Summary

ACI Worldwide is owned by 57.76% institutional investors, 1.22% insiders, and 41.02% retail investors. 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 6.20% of its assets in ACI Worldwide shares.

ACIW Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockACI Worldwide57.76%1.22%41.02%
SectorTechnology Stocks 36.62%15.07%48.31%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock18.26M17.10%$722.91M
Blackrock funding, inc. /de17.02M16.37%$697.91M
Vanguard group13.41M12.99%$641.00M
Franklin resources6.62M6.36%$271.34M
State street4.15M3.99%$170.23M
Geode capital management3.17M3.05%$130.21M
Dimensional fund advisors lp2.81M2.71%$115.36M
Hood river capital management2.39M2.30%$98.07M
Reinhart partners2.23M2.15%$91.65M
North reef capital management lp2.23M2.15%$91.45M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Kopion asset management181.31K5.79%$7.44M
North reef capital management lp2.23M3.15%$91.45M
Reinhart partners2.23M2.63%$91.65M
Value management360.90K2.40%$14.80M
Rice hall james & associates1.00M2.29%$41.15M
Global alpha capital management915.66K2.26%$37.55M
Cardinal capital management llc /ct208.39K2.26%$8.25M
Aristotle capital boston660.82K1.68%$27.09M
Bridge city capital138.42K1.57%$5.68M
Weitz investment management367.70K1.05%$15.08M

Top Buyers

HolderShares% AssetsChange
Norges bank1.14M0.01%1.14M
Reinhart partners2.23M2.63%1.10M
Fmr2.17M0.00%1.02M
Franklin resources6.62M0.07%775.17K
Vanguard fiduciary trust718.22K0.01%718.22K

Top Sellers

HolderShares% AssetsChange
Macquarie group---1.05M
Cardinal capital management llc /ct208.39K2.26%-1.04M
Blackrock18.26M0.02%-815.12K
American century companies62.86K0.00%-796.47K
Ameriprise financial205.32K0.00%-722.06K

New Positions

HolderShares% AssetsChangeValue
Norges bank1.14M0.01%1.14M$54.74M
Vanguard fiduciary trust718.22K0.01%718.22K$29.45M
Axa investment managers190.45K0.03%190.45K$10.05M
Vanguard asset management93.05K0.00%93.05K$3.82M
Vanguard global advisers60.76K0.00%60.76K$2.49M

Sold Out

HolderChange
Tortoise investment management-2.00
Bogart wealth-2.00
Turning point benefit group-3.00
Abound wealth management-6.00
Flagship harbor advisors-6.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
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%
Mar 31, 20254026.63%101,866,492-1.04%961.00%213-3.18%13428.85%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF6.28M6.20%1.34K
Vanguard Total Stock Mkt Idx Inv3.22M3.17%9.50K
Vanguard US Total Market Shares ETF3.31M3.14%2.82K
Franklin US Small Cap Value Equity3.03M2.98%510.88K
Franklin Small Cap Value SMA Composite3.03M2.98%3.03M
Franklin Small Cap Value A2.89M2.85%-144.85K
Vanguard Information Technology ETF2.56M2.52%13.18K
iShares Russell 2000 ETF2.47M2.44%20.82K
Vanguard Small Cap Index2.34M2.31%-6.71K
FullerThaler Beh Small-Cap Equity SMA1.75M1.72%39.10K

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 (17.02M shares, 16.37%), and Vanguard group (13.41M shares, 12.99%). Together, they hold 46.45% 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 5.79% of its assets in 181.32K ACI Worldwide shares, valued at 7.44M$.

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 6.20% of its total shares outstanding invested in 6.28M ACI Worldwide shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

  • Customize your own personal stocks lists, views and charts

  • Choose from hundreds of fields, up to 15 years of history

  • Conduct deep comparison analysis

  • Discover trending investment themes

  • Find your next best investment

  • Research stocks using tools